app_d

SchlumbergerDowell

SOLIDS CONTROL HANDBOOKScreen Designations

Appendix D

January 1998

Page 1 of 46

CONFIDENTIAL

Screen Designations1 Brandt - ATL-1000, ATL CS (Main Deck) ............................................................................2

2 Brandt - Retrofit Tandem, ATL-CS (Scalping Deck) ..........................................................4

3 Broadbent - Tandem Master (Lower Deck)........................................................................8

4 Derrick - Flo-Line Cleaner, Cascade System, High G Dryer .............................................9

5 Fluid Systems - Model 500, Model 50 ..............................................................................24

6 Harrisburg - Linear Tandem .............................................................................................30

7 Swaco - ALS ......................................................................................................................31

8 Sweco - LM-3.....................................................................................................................35

9 Sweco - LF-3......................................................................................................................41

10 Thule Rigtech - VSM 100.................................................................................................43

11 Tri-Flo - Model 148 ..........................................................................................................44

12 Triton NNF Screening Machine ......................................................................................45

Appendix D

January 1998

Page 2 of 46

SOLIDS CONTROL HANDBOOKScreen Designations Schlumberger

Dowell

CONFIDENTIAL

1 Brandt - ATL-1000, ATL CS (Main Deck)SCREEN SERIES: BHX

Description: Hexagonal opening pattern perf plate bonded torigid frame.Triple layer, square mesh screen cloth similar toDerrick DX series.

Sources: Brandt (original equipment manufacturer)AdvancedSouthwestern

Comments: RepairableScalping Screens for ATL-1000 shaker:-S8L, S12L, S20L,B20L(8X20),B40L(20X30).

Brandt BHX SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.

Name Sieve D50 D16 D84 Cond. Area RatioBHX 24 28 625 435 760 34.11 7.28 1.49 248.3

BHX 38 36 494 360 572 22.45 7.28 1.40 163.4

BHX 50 47 327 231 349 8.85 7.28 1.43 64.4

BHX 70 68 219 158 252 4.89 7.28 1.39 35.6

BHX 84 79 181 127 218 3.79 7.28 1.46 27.5

BHX 110 100 149 105 184 3.11 7.28 1.44 22.6

BHX 140 118 127 95 147 1.94 7.28 1.39 14.1

BHX 175 152 98 70 118 1.95 6.76 1.45 13.2

BHX 210 158 82 58 100 1.71 6.76 1.41 11.5

BHX 250 213 69 49 81 1.37 6.76 1.43 9.3

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Appendix D

January 1998

Page 3 of 46

CONFIDENTIAL

Advanced BHX Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

BHX 50 47 324 234 390 6.77 6.01 1.45 40.7

BHX 70 64 234 171 274 4.73 6.01 1.39 28.4

BHX 84 79 181 131 223 3.62 6.01 1.48 21.7

BHX 110 99 151 107 185 3.00 6.01 1.46 18.0

BHX 140 127 118 86 143 2.33 6.01 1.45 14.0

BHX 175 158 95 66 113 1.87 6.01 1.46 11.2

BHX 210 185 81 57 100 1.67 6.01 1.47 10.0

BHX 250 205 72 51 85 1.49 6.01 1.42 8.9

Southwestern BHX Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

BHX 38 38 440 313 537 11.86 6.01 1.45 71.3

BHX 50 48 320 234 380 6.77 6.01 1.45 40.7

BHX 84 86 169 119 200 3.09 6.01 1.44 18.6

BHX 110 97 153 107 182 2.89 6.01 1.46 17.4

BHX 140 118 127 91 153 2.32 6.01 1.41 13.9

BHX 210 174 86 60 106 1.67 6.01 1.41 10.0

BHX 250 215 68 48 82 1.23 6.01 1.45 7.4

Appendix D

January 1998

Page 4 of 46


Dowell

CONFIDENTIAL

2 Brandt - Retrofit Tandem, ATL-CS (Scalping Deck)SCREEN SERIES: BXL

Description: Hookstrip, 2 in. plastic grid.Triple layer, square mesh cloth.

Sources: Brandt (original equipment manufacturer)AdvancedSouthwestern

Comments: Use coarser mesh on top deck.Check tension.

Brandt BXL SeriesScreen U.S. Separation Potential Cond. Area Aspect TransName Sieve D50 D16 D84 Ratio

BXL 50 na na 8.50 16.4 na 139.4

BXL 84 70 210 155 240 4.58 16.4 1.35 75.1

BLX 110 82 171 124 195 3.57 16.4 1.39 58.5

BXL 140 116 130 97 150 2.73 16.4 1.39 44.7

BXL 175 144 102 76 121 2.24 16.4 1.42 36.7

BXL 210 158 95 67 111 2.23 16.4 1.40 36.6

BXL 250 203 73 54 83 1.56 16.4 1.36 25.6

SchlumbergerDowell


Appendix D

January 1998

Page 5 of 46

CONFIDENTIAL

SCREEN SERIES: BLS

Description: Hookstrip unbonded panel.Plastic strips at contact with support ribs.Triple layer, extra-fine square mesh.

Sources: Brandt

Comments: Nonrepairable.Use coarser mesh on top deck.Good deblinding characteristics, short screen life.

Brandt BLS SeriesScreen U.S. Separation Potential Cond. Area Aspect TransName Sieve D50 D16 D84 Ratio

BLS 50 43 377 263 427 7.31 17.74 1.39 129.6

BLS 80 67 222 160 251 3.53 17.74 1.35 62.7

BLS 120 78 185 137 214 2.70 17.74 1.35 47.9

BLS 150 113 134 95 150 1.77 17.74 1.37 31.4

BLS 180 136 109 80 122 1.37 17.74 1.35 24.4

Appendix D

January 1998

Page 6 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: S

Description: Hookstrip, unbonded.Single layer, market grade square mesh.

Sources: BrandtAdvancedSouthwestern

Comments: Heavy gauge wire, long screen life.Poor resistance to blinding.Use as scalping screen.

Brandt S SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

S-8 8 2464 n/a n/a 74.06 17.74 n/a 1313.8

S-10 10 1905 n/a n/a 49.68 17.74 n/a 881.34

S-12 12 1533 n/a n/a 34.97 17.74 n/a 620.30

S-14 14 1306 n/a n/a 29.22 17.74 n/a 518.31

S-16 16 1130 n/a n/a 24.30 17.74 n/a 431.12

S-18 18 979 n/a n/a 19.30 17.74 n/a 342.41

S-20 20 864 n/a n/a 15.93 17.74 n/a 282.62

S-30 33 561 548 578 8.32 17.74 1.05 147.59

S-40 41 402 389 411 4.89 17.74 1.05 86.79

S-50 49 305 298 313 2.88 17.74 1.07 51.01

S-60 61 245 239 252 2.40 17.74 1.04 42.51

S-80 77 188 181 194 1.91 17.74 1.06 33.93

S-100 103 146 141 152 1.44 17.74 1.11 25.51

S-120 121 124 121 126 1.24 17.74 1.04 22.07

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Appendix D

January 1998

Page 7 of 46

CONFIDENTIAL

SCREEN SERIES: HCR

Description: Hookstrip, 2 in. plastic grid Proprietary weave, openings are long narrow slots.

Sources: Cagle (built by Advanced)Comments: High conductance, extremely long life.

Cut point will depend on shape of solids.- near minimum listed D50 for sands.- near maximum listed D50 for slivers.

BrandtScreen Name Mesh

CountD50 Range Conductance Area Aspect

Ratio

HCR 80 12 X 93 173-250 7.06 16.4 10

HCR 100 15 X 115 141-203 5.58 16.4 10

HCR 150 19 X 158 105-151 4.45 16.4 10

HCR 200 19 X 200 74-107 3.32 16.4 14

HCR 250 20 X 229 61-88 2.50 16.4 17

HCR 325 43 X 259 43-62 1.51 16.4 20

Appendix D

January 1998

Page 8 of 46


Dowell

CONFIDENTIAL

3 Broadbent - Tandem Master (Lower Deck)SCREEN SERIES: BL

Description: Hookstrip, perforated plate with 2 in. openings.Layered square mesh cloth composition.

Sources: Broadbent

Comments: Repairable Scalping screens (2 required):- BG10, BG16, BG20, BG24, BG38.

Broadbent BL Series

Screen U.S. Separation Potential Flow Capacity Aspect Trans.

Name Sieve D50 D16 D84 Cond. Area RatioBL 60 48 316 238 325 7.03 6.89 1.26 48.44

BL 84 80 177 120 215 3.69 6.89 1.57 25.42

BL 120 100 149 104 187 3.21 6.89 1.50 22.12

BL 140 122 123 87 148 2.46 6.89 1.45 16.95

BL 175 152 98 69 120 2.04 6.89 1.48 14.06

BL 210 168 89 62 106 1.77 6.89 1.47 12.20

BL 250 208 71 50 84 1.25 6.89 1.41 8.61

SchlumbergerDowell


Appendix D

January 1998

Page 9 of 46

CONFIDENTIAL

4 Derrick - Flo-Line Cleaner, Cascade System, High G DryerSCREEN SERIES: PMD DX, PMD HP

Description: Hookstrip panel with unique corrugated screening surface, valleys run parallel to flow.PMD DX - Layered extra-fine square mesh.PMD HP - Layered extra-fine rectangular mesh.

Sources: Derrick

Comments: This design offers larger screening area and higher throughput than flat panels; helps reducemud losses along shaker rails.

Derrick PMD DX SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PMD DX 50 48 318 231 389 6.10 7.42 1.45 45.3

PMD DX 70 68 220 158 269 4.18 7.42 1.47 31.0

PMD DX 84 78 181 127 218 3.53 7.42 1.46 26.2

PMD DX 110 100 149 105 184 2.93 7.42 1.44 21.8

PMD DX 140 125 120 86 143 2.29 7.42 1.45 17.0

PMD DX 175 156 96 70 118 1.77 7.42 1.45 13.1

PMD DX 210 174 86 60 104 1.59 7.42 1.41 11.8

PMD DX 250 213 69 49 84 1.39 7.42 1.45 10.3

Appendix D

January 1998

Page 10 of 46


Dowell

CONFIDENTIAL

Derrick PMD HP SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PMD HP 45 44 362 283 388 9.51 7.42 2.02 70.6

PMD HP 50 50 299 234 313 8.20 7.42 1.92 60.8

PMD HP 60 57 263 207 278 6.78 7.42 2.06 50.3

PMD HP 70 71 208 158 221 4.81 7.42 1.92 35.7

PMD HP 80 77 186 145 192 3.93 7.42 1.88 29.1

PMD HP 100 105 143 113 154 3.20 7.42 1.96 23.8

PMD HP 125 121 124 100 133 2.59 7.42 1.88 19.2

PMD HP 140 147 101 79 113 2.24 7.42 1.98 16.6

PMD HP 180 168 89 67 94 1.82 7.42 1.88 13.5

PMD HP 200 203 76 60 82 1.59 7.42 1.86 11.8

PMD HP 230 230 62 52 72 1.31 7.42 2.13 9.7

PMD HP 265 261 55 44 59 0.97 7.42 2.25 7.2

PMD HP 310 300 48 38 53 0.85 7.42 2.52 6.3

PMD HP 460 357 41 31 47 0.60 7.42 2.50 4.5

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Appendix D

January 1998

Page 11 of 46

CONFIDENTIAL

SCREEN SERIES: PWP DX

Description: Hookstrip panel, perforated plate with 1 in. openings.Two layers, extra-fine square mesh over squaremesh backing cloth.

Sources: Derrick (original equipment manufacturer)AdvancedSouthwestern

Comments: Has been standard screen series for all Derrick shakers, slightly less capacity than newer HP series.This series is also available for Derrick Model 58 Flo-Line Cleaner (panel area = 7.57 sq ft).

Derrick PWP DX SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP DX 50 48 318 231 389 6.10 5.30 1.45 32.4

PWP DX 70 68 220 158 269 4.18 5.30 1.47 22.1

PWP DX 84 78 181 127 218 3.53 5.30 1.46 18.7

PWP DX 110 100 149 105 184 2.93 5.30 1.44 15.6

PWP DX 140 125 120 86 143 2.29 5.30 1.45 12.2

PWP DX 175 156 96 70 118 1.77 5.30 1.45 9.4

PWP DX 210 174 86 60 104 1.59 5.30 1.41 8.4

PWP DX 250 213 69 49 84 1.39 5.30 1.45 7.4

Appendix D

January 1998

Page 12 of 46


Dowell

CONFIDENTIAL

Advanced PWP DX Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP DX 24 25 715 508 824 20.69 5.50 1.42 113.8

PWP DX 38 39 429 317 528 11.86 5.50 1.47 65.2

PWP DX 50 47 324 234 390 6.77 5.50 1.45 37.2

PWP DX 70 64 234 171 274 4.73 5.50 1.39 26.0

PWP DX 84 79 181 131 223 3.62 5.50 1.48 19.9

PWP DX 110 99 151 107 185 3.00 5.50 1.46 16.5

PWP DX 140 127 118 86 143 2.33 5.50 1.45 12.8

PWP DX 175 158 95 66 113 1.87 5.50 1.46 10.3

PWP DX 210 185 81 57 100 1.67 5.50 1.47 9.2

PWP DX 250 205 72 51 85 1.49 5.50 1.42 8.2

Southwestern PWP DX Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP DX 24 25 715 508 824 20.69 5.50 1.42 113.8

PWP DX 38 39 429 317 528 11.86 5.50 1.47 65.2

PWP DX 50 48 320 234 380 6.77 5.50 1.45 37.2

PWP DX 70 73 200 150 241 4.17 5.50 1.48 22.9

PWP DX 84 86 169 119 200 3.62 5.50 1.44 19.9

PWP DX 110 97 153 107 182 3.89 5.50 1.46 15.9

PWP DX 140 118 127 91 153 2.32 5.50 1.41 12.7

PWP DX 175 152 98 70 117 1.90 5.50 1.48 10.5

PWP DX 210 174 86 60 106 1.67 5.50 1.41 9.2

PWP DX 250 215 68 48 82 1.23 5.50 1.45 6.8

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Appendix D

January 1998

Page 13 of 46

CONFIDENTIAL

SCREEN SERIES: PWP HP

Description: Hookstrip panel, perforated plate with 1 in. openings.Two layers, extra-fine rectangular mesh over square mesh backing cloth.

Sources: Derrick (original equipment)AdvancedSouthwestern

Comments: Standard screen series for all Derrick shakers, slightly higher capacity than older DX series.Also available for Derrick Model 58 Flo-LineCleaner (panel area = 7.57 sq ft).

Derrick PWP HP SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP HP 45 44 362 283 388 9.51 5.30 2.02 50.4

PWP HP 50 50 299 234 313 8.20 5.30 1.92 43.5

PWP HP 60 57 263 207 278 6.78 5.30 2.06 35.9

PWP HP 70 71 208 158 221 4.81 5.30 1.92 25.5

PWP HP 80 77 186 145 192 3.93 5.30 1.88 20.8

PWP HP 100 105 143 113 154 3.20 5.30 1.96 17.0

PWP HP 125 121 124 100 133 2.59 5.30 1.88 13.7

PWP HP 150 147 101 79 113 2.24 5.30 1.98 11.9

PWP HP 180 168 89 67 94 1.82 5.30 1.88 9.6

PWP HP 200 203 76 60 82 1.59 5.30 1.86 8.4

PWP HP 230 230 62 52 72 1.31 5.30 2.13 6.9

PWP HP 265 261 55 44 59 0.97 5.30 2.25 5.2

PWP HP 310 300 48 38 53 0.85 5.30 2.52 4.5

PWP HP 460 357 41 31 47 0.60 5.30 2.50 3.2

Appendix D

January 1998

Page 14 of 46


Dowell

CONFIDENTIAL

Advanced PWP HP Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP HP 45 47 353 270 379 9.81 5.50 1.87 53.9PWP HP 50 61 274 216 301 7.56 5.50 1.79 41.6PWP HP 60 62 240 184 267 5.75 5.50 2.10 31.6PWP HP 70 71 208 158 221 5.02 5.50 1.96 27.6PWP HP 80 77 186 145 192 4.08 5.50 1.95 22.4PWP HP 100 105 143 113 154 3.44 5.50 1.96 18.9PWP HP 125 121 124 100 133 2.63 5.50 1.88 14.5PWP HP 150 147 101 79 113 2.28 5.50 1.98 12.5PWP HP 180 168 89 67 94 1.91 5.50 1.88 10.5PWP HP 200 203 76 60 82 1.67 5.50 1.86 9.2PWP HP 230 230 62 52 72 1.35 5.50 2.13 7.4PWP HP 265 261 55 44 59 1.00 5.50 2.25 5.5PWP HP 310 300 48 38 53 0.87 5.50 2.52 4.8

Southwestern PWP HP Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP HP 45 44 362 283 388 9.96 5.50 1.87 54.8PWP HP 50 50 299 234 313 8.33 5.50 1.79 45.8PWP HP 60 57 263 207 278 6.78 5.50 2.10 37.9PWP HP 70 71 208 158 221 4.81 5.50 1.96 26.5PWP HP 80 77 186 145 192 3.93 5.50 1.95 21.6PWP HP 100 105 143 113 154 3.20 5.50 1.90 17.6PWP HP 125 121 124 100 133 2.65 5.50 1.98 14.6PWP HP 150 147 101 79 113 2.28 5.50 2.17 12.5PWP HP 180 168 89 67 94 1.91 5.50 1.93 10.53PWP HP 200 203 76 60 82 1.67 5.50 1.78 9.2PWP HP 230 230 62 52 72 1.31 5.50 2.20 7.2PWP HP 265 261 55 44 59 .088 5.50 2.29 4.8

SchlumbergerDowell


Appendix D

January 1998

Page 15 of 46

CONFIDENTIAL

SCREEN SERIES: GBG HP

Description: Hookstrip panel, no perforated plate.Fine, HP-type rectangular mesh expoxy-bondedat contact points to 8 mesh backing cloth.

Sources: Derrick (original equipment manufacturer)Southwestern

Comments: GBG design maximizes screening area, and flow capacity, but screen life is limited.

Derrick GBG HP SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

GBG HP 25 24 734 622 766 23.38 6.84 1.80 159.9

GBG HP 30 29 610 527 640 18.86 6.84 1.92 129.0

GBG HP 35 36 485 430 492 16.53 6.84 1.54 113.1

GBG HP 40 38 445 400 462 14.26 6.84 1.90 97.5

GBH HP 45 44 368 340 375 11.56 6.84 1.87 79.1

GBG HP 50 49 310 304 316 9.86 6.84 1.87 67.4

GBG HP 60 55 273 250 298 8.43 6.84 2.07 57.7

GBG HP 70 67 221 214 226 7.04 6.84 1.85 48.2

GBG HP 80 76 190 184 197 5.97 6.84 1.74 40.8

GBG HP 100 93 159 141 176 4.97 6.84 1.82 32.8

GBG HP 125 113 134 127 140 3.86 6.84 1.89 26.4

GBG HP 150 136 109 106 112 3.30 6.84 1.87 22.6

GBG HP 180 163 92 90 95 2.75 6.84 1.85 18.8

GBG HP 200 194 77 74 80 2.41 6.84 1.71 16.5

GBG HP 230 215 68 63 73 1.86 6.84 2.04 12.7

GBG HP 265 257 56 54 60 1.38 6.84 2.32 9.4

GBG HP 310 270 52 51 55 1.20 6.84 2.52 8.2

GBG HP 460 301 48 45 50 0.94 6.84 3.23 6.4

Appendix D

January 1998

Page 16 of 46


Dowell

CONFIDENTIAL

Southwestern GBG HP Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

GBG HP 45 44 368 340 375 11.66 6.84 1.87 79.7

GBG HP 50 49 310 304 316 9.93 6.84 1.87 67.9

GBG HP 60 55 273 250 298 8.48 6.84 2.07 58.0

GBG HP 70 67 221 214 226 7.08 6.84 1.85 48.4

GBG HP 80 76 190 184 197 5.99 6.84 1.74 41.0

GBG HP 100 93 159 141 176 4.81 6.84 1.82 32.9

GBG HP 125 113 134 127 140 3.87 6.84 1.89 26.5

GBG HP 150 136 109 106 112 3.30 6.84 1.87 22.6

GBG HP 180 163 92 90 95 2.76 6.84 1.85 18.9

GBG HP 200 194 77 74 80 2.41 6.84 1.71 16.5

GBG HP 230 215 68 63 73 1.87 6.84 2.04 12.8

GBG HP 265 257 56 54 60 1.38 6.84 2.32 9.5

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Appendix D

January 1998

Page 17 of 46

CONFIDENTIAL

SCREEN SERIES: PBP HP

Description: Hookstrip panel, perforated plate with 1 in. openings.Single extra-fine rectangular mesh screeninglayer over square mesh backing cloth.

Sources: Derrick

Comments: Highest conductance of Derricks standard perforated plate panels.Shorter screen life than standard PWP series,but more resistant to plugging from stickymaterial such as gilsonite.

Derrick PBP HP SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PBP HP 60 60 252 241 263 6.78 5.30 1.92 35.9

PBP HP 70 69 215 207 223 6.20 5.30 1.76 32.9

PBP HP 80 78 182 149 189 4.91 5.30 1.73 26.0

PBP HP 100 101 148 129 157 4.01 5.30 1.76 21.3

PBP HP 125 115 131 117 137 3.38 5.30 1.79 17.9

PBP HP 150 131 114 98 118 2.95 5.30 2.11 15.6

PBP HP 180 165 91 79 94 2.38 5.30 1.80 12.6

PBP HP 200 189 79 71 83 2.12 5.30 1.66 11.2

PBP HP 230 208 71 65 75 1.76 5.30 2.08 9.3

PBP HP 265 261 55 44 59 1.28 5.30 2.25 6.8

PBP HP 310 300 48 38 53 1.12 5.30 2.52 6.0

Appendix D

January 1998

Page 18 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: SWG DX

Description: Hookstrip panel, unbonded, layered, extra-fine square mesh cloth.

Sources: Derrick (original equipment manufacturer)Southwestern

Comments: Original layered screen series.Good deblinding characteristics.Screen life is poor.

Derrick SWG DX SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

SWG DX 50 48 318 231 389 7.42 7.60 1.45 56.4SWG DX 70 68 220 158 269 4.75 7.60 1.47 36.1SWG DX 84 78 182 129 223 3.93 7.60 1.46 29.9

SWG DX 110 100 149 105 184 3.21 7.60 1.44 24.4SWG DX 140 125 120 86 143 2.46 7.60 1.45 18.7SWG DX 175 156 96 70 118 1.94 7.60 1.45 14.8SWG DX 210 174 86 60 104 1.73 7.60 1.41 13.1SWG DX 250 213 69 49 84 1.50 7.60 1.45 11.4

Southwestern SWG DX SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio



SchlumbergerDowell


Appendix D

January 1998

Page 19 of 46

CONFIDENTIAL

SCREEN SERIES: BXL-D

Description: Hookstrip perforated plate with hexagonalopenings.Triple layer, extra-fine square mesh cloth, similar to PWP DX

Sources: Brandt

Comments: Replacement screen offered by Brandt.

Brandt BXL-D Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

BHX-D24 28 625 435 760 34.11 5.53 1.49 188.62

BHX-D38 36 494 360 572 22.45 5.53 1.40 124.12

BHX-D50 47 327 231 349 8.85 5.53 1.43 48.92

BHX-D70 68 219 158 252 4.89 5.53 1.39 27.05

BHX-D84 79 181 127 218 3.78 5.53 1.46 20.92

BHX-D110 100 149 105 184 3.11 5.53 1.44 17.20

BHX-D140 118 127 95 147 2.97 5.53 1.39 16.41

BHX-D175 152 98 70 118 1.95 5.53 1.45 10.76

BHX-D210 158 95 69 109 1.81 5.53 1.41 10.03

BHX-D250 213 69 49 81 1.44 5.53 1.43 7.96

Appendix D

January 1998

Page 20 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: Diamond Back, DX and HP type

Description: Hookstrip panel, perforated plate with triangular-shaped openings.HP Type - Two layers, extra-fine rectangularmesh over square mesh backing cloth.DX Type - Two layers, extra-fine square meshover square mesh backing cloth.

Sources: AdvancedDiamond-shaped plate pattern offers slightlymore usable screening area than standard 1 in.PWP-type square openings.

Advanced Diamond Back DX Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP DX 24 25 715 508 824 20.69 5.70 1.42 117.9

PWP DX 38 39 429 317 528 11.86 5.70 1.47 67.6

PWP DX 50 47 324 234 390 6.77 5.70 1.45 38.6

PWP DX 70 64 234 171 274 4.73 5.70 1.39 26.9

PWP DX 84 79 181 131 223 3.62 5.70 1.48 20.6

PWP DX 110 99 151 107 185 3.00 5.70 1.46 17.1

PWP DX 140 127 118 86 143 2.33 5.70 1.45 13.3

PWP DX 175 158 95 66 113 1.87 5.70 1.46 10.7

PWP DX 210 185 81 57 100 1.67 5.70 1.47 9.5

PWP DX 250 205 72 51 85 1.49 5.70 1.42 8.5

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Appendix D

January 1998

Page 21 of 46

CONFIDENTIAL

Advanced Diamond Back HP Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PWP HP 45 47 353 270 379 9.81 5.70 1.87 1.87

PWP HP 50 61 274 216 301 7.56 5.70 1.79 1.79

PWP HP 60 62 240 184 267 5.75 5.70 2.10 2.10

PWP HP 70 71 208 158 221 5.02 5.70 1.96 1.96

PWP HP 80 77 186 145 192 4.08 5.70 1.95 1.95

PWP HP 100 105 143 113 154 3.44 5.70 1.96 1.96

PWP HP 125 121 124 100 133 2.63 5.70 1.88 1.88

PWP HP 150 147 101 79 113 2.28 5.70 1.98 1.98

PWP HP 180 168 89 67 94 1.91 5.70 1.88 1.88

PWP HP 200 203 76 60 82 1.67 5.70 1.86 1.86

PWP HP 230 230 62 52 72 1.35 5.70 2.13 2.13

PWP HP 265 261 55 44 59 1.00 5.70 2.25 2.25

PWP HP 310 300 48 38 53 0.87 5.70 2.52 2.52

Appendix D

January 1998

Page 22 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: HCR

Description: Hookstrip, perforated plate with 1 in. openings.Proprietary weave, openings are long narrow slots.


Cut point will depend on shape of solids.- near minimum listed D50 for sands.- near maximum listed D50 for slivers.

DerrickScreenName

MeshCount

D50 Range Conductance Area AspectRatio

HCR 80 12 X 93 173-250 7.06 5.5 10

HCR 100 15 X 115 141-203 5.58 5.5 10

HCR 150 19 X 158 105-151 4.45 5.5 10

HCR 200 19 X 200 74-107 3.32 5.5 14

HCR 250 20 X 229 61-88 2.50 5.5 17

HCR 325 43 X 259 43-62 1.51 5.5 20

SchlumbergerDowell


Appendix D

January 1998

Page 23 of 46

CONFIDENTIAL

SCREEN SERIES: HCS

Description: Hookstrip perforated plate with 1 in. openings.Single layer, extra-fine square mesh cloth over backing cloth.

Sources: Cagle (built by Advanced)Derrick (designated PBP DX)

Comments: High conductance series, less susceptible to plugging by asphaltenes than triple layer screens.

Screen life averages 40% less than PWP DX type.

DerrickScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

HCS 24 25 715 508 824 20.69 5.30 1.42 109.66

HCS 38 34 522 403 558 14.46 5.30 1.29 76.65

HCS 50 44 367 264 426 9.56 5.30 1.41 50.67

HCS 70 57 266 191 275 6.75 5.30 1.29 35.78

HCS 84 64 234 178 243 5.90 5.30 1.29 31.26

HCS 100 76 189 157 197 4.61 5.30 1.22 24.42

HCS 130 100 149 137 151 3.62 5.30 1.14 19.19

HCS 160 124 121 113 123 3.21 5.30 1.12 17.03

HCS 180 135 110 100 115 3.05 5.30 1.16 16.14

HCS 220 176 85 81 88 1.90 5.30 1.10 10.07

HCS 280 228 63 60 65 1.17 5.30 1.09 6.18

HCS 325 282 51 48 53 0.76 5.30 1.09 4.00

Appendix D

January 1998

Page 24 of 46


Dowell

CONFIDENTIAL

5 Fluid Systems - Model 500, Model 50SCREEN SERIES: MF

Description: Pretensioned, glued to rigid frame, 3 in. spacingbetween glue lines.Square mesh tensile bolting cloth over backing cloth.

Sources: Fluid Systems (original equipment manufacturer)Southwestern

Comments: Screens are not repairable.Standard screen series for Fluid Systems shaker.

Fluid Systems MF SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioMF 10 11 1905 na na 49.68 6.61 na 328.4

MF 20 20 863 na na 15.93 6.61 na 105.3

MF 28 24 716 na na 16.14 6.61 na 106.7

MF 30 26 682 671 687 16.60 6.61 1.03 109.7

MF 40 37 476 465 487 9.51 6.61 1.04 62.9

MF 74 61 248 241 252 5.18 6.61 1.08 34.2

MF 100 75 193 186 197 5.13 6.61 1.09 33.9

MF 120 100 149 129 152 2.65 6.61 1.18 17.5

MF 145 126 119 109 122 1.95 6.61 1.14 12.90

MF 165 137 108 99 111 1.79 6.61 1.13 11.85

MF 180 156 96 93 97 1.56 6.61 1.10 10.34

MF 200 172 87 82 90 1.45 6.61 1.10 9.61

SchlumbergerDowell


Appendix D

January 1998

Page 25 of 46

CONFIDENTIAL

Southwest Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

10 11 1905 na na 49.68 7.10 na 352.7

20 20 864 na na 15.93 7.10 na 113.1

40 41 402 389 411 6.09 7.10 1.05 43.2

60 61 245 239 252 2.32 7.10 1.04 16.5

74 61 248 241 252 5.18 7.10 1.08 36.8

100 75 193 186 197 5.13 7.10 1.09 36.4

120 100 149 129 152 2.65 7.10 1.18 18.8

145 126 119 109 122 1.95 7.10 1.14 13.8

165 137 108 99 111 1.79 7.10 1.13 12.7

180 156 96 93 97 1.56 7.10 1.10 11.1

200 172 87 82 90 1.45 7.10 1.10 10.3

Appendix D

January 1998

Page 26 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: HCS

Description: Pretensioned, glued to rigid frame, 3 in. spacingbetween glue lines.Single layer, extra-fine square mesh over backing cloth.

Sources: Fluid Systems

Comments: Screens are not repairable.High conductance series, shorter screen life than MF series.

Fluid Systems HCS SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

HCS 38 34 522 403 558 19.08 6.61 1.29 126.1

HCS 50 44 367 264 426 9.60 6.61 1.41 63.5

HCS 70 57 266 191 275 7.93 6.61 1.29 52.4

HCS 84 64 234 178 243 6.78 6.61 1.29 44.8

HCS 130 100 149 137 151 3.92 6.61 1.14 25.9

HCS 160 124 121 113 123 3.45 6.61 1.12 22.8

HCS 180 135 110 100 115 3.25 6.61 1.16 21.5

HCS 220 176 85 81 88 1.98 6.61 1.10 13.1

HCS 280 228 63 60 65 1.20 6.61 1.09 7.9

HCS 325 282 51 48 53 0.77 6.61 1.09 5.1

SchlumbergerDowell


Appendix D

January 1998

Page 27 of 46

CONFIDENTIAL

SCREEN SERIES: XS

Description: Pretensioned, glued to rigid frame, 3 in. spacingbetween glue lines.Single layer, synthetic mesh over steel wire backing cloth.

Sources: Fluid Systems

Comments: Screens are not repairable.Conductance is generally low in this series.

Fluid Systems XS SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioXS 40 44 429 356 439 7.21 6.61 1.17 47.7

XS 60 60 250 242 255 4.14 6.61 1.09 27.4

XS 80 84 171 167 175 3.02 6.61 1.07 19.9

XS 100 100 149 125 152 2.82 6.61 1.17 18.6

XS 120 114 132 128 135 2.16 6.61 1.04 14.3

XS 150 158 95 91 98 1.93 6.61 1.12 12.7

XS 180 174 86 82 89 1.38 6.61 1.06 9.1

XS 250 294 49 48 51 0.58 6.61 1.11 3.8

XS 325 346 42 41 43 0.50 6.61 1.09 3.3

Appendix D

January 1998

Page 28 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: PTP DX, PTP HP

Description: Perforated plate with 1 in. openings bonded to rigid frame.PTP DX - Two layers, extra-fine rectangular mesh over backing cloth.

Sources: Advanced

Comments: Repairable

Advanced PTP DX Replacement Series

Screen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PTP DX 50 47 324 234 390 6.77 5.34 1.45 36.1

PTP DX 70 64 234 171 274 4.73 5.34 1.39 25.2

PTP DX 84 79 181 131 223 3.62 5.34 1.48 19.3

PTP DX 110 99 151 107 185 3.00 5.34 1.46 16.0

PTP DX 140 127 118 86 143 2.33 5.34 1.45 12.5

PTP DX 175 158 95 66 113 1.87 5.34 1.46 10.0

PTP DX 210 185 81 57 100 1.67 5.34 1.47 8.9

PTP DX 250 205 72 51 85 1.49 5.34 1.42 7.9

SchlumbergerDowell


Appendix D

January 1998

Page 29 of 46

CONFIDENTIAL

Advanced PTP HP Replacement Series

Screen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

PTP HP 45 47 353 270 379 9.81 5.34 1.87 52.4

PTP HP 50 61 274 216 301 7.56 5.34 1.79 40.3

PTP HP 60 62 240 184 267 5.75 5.34 2.10 30.7

PTP HP 70 71 208 158 221 5.02 5.34 1.96 26.8

PTP HP 80 77 186 145 192 4.08 5.34 1.95 21.8

PTP HP 100 105 143 113 154 3.44 5.34 1.96 18.4

PTP HP 125 121 124 100 133 2.63 5.34 1.88 14.1

PTP HP 140 147 101 79 113 2.28 5.34 1.98 12.2

PTP HP 180 168 89 67 94 1.91 5.34 1.88 10.2

PTP HP 200 203 76 60 82 1.67 5.34 1.86 8.9

PTP HP 230 230 62 52 72 1.35 5.34 2.13 7.2

PTP HP 265 261 55 44 59 1.00 5.34 2.25 5.3

PTP HP 310 300 48 38 53 0.87 5.34 2.52 4.6

Appendix D

January 1998

Page 30 of 46


Dowell

CONFIDENTIAL

6 Harrisburg - Linear TandemSCREEN SERIES: Harrisburg


Sources: Harrisburg

Comments: Use coarser mesh on top deck.Monitor tension for maximum screen life.

Harrisburg SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

24 23 625 435 760 34.11 8.20 1.49 279.7

38 30 494 360 572 10.00 8.20 1.40 82.0

50 42 386 286 406 8.07 8.20 1.29 66.2

70 58 258 252 263 6.15 8.20 1.04 50.5

84 56 260 251 267 5.44 8.20 1.05 44.6

110 113 134 97 166 3.00 8.20 1.50 18.0

140 132 113 77 138 2.38 8.20 1.54 14.3

175 152 98 70 118 1.90 8.20 1.45 11.4

210 158 95 69 109 1.67 8.20 1.41 10.0

SchlumbergerDowell


Appendix D

January 1998

Page 31 of 46

CONFIDENTIAL

7 Swaco - ALSSCREEN SERIES: XL


Sources: Swaco (Southwestern)Advanced

Comments: Monitor screen tension for maximum screen life.

Swaco XL SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioXL 50 48 320 234 380 6.17 9.40 1.45 58.0

XL 70 73 200 150 241 3.76 9.40 1.48 35.4

XL 84 86 169 119 200 3.44 9.40 1.44 32.3

XL 110 97 153 107 182 2.75 9.40 1.46 25.9

XL 140 118 127 91 153 2.14 9.40 1.41 20.1

XL 175 152 98 70 117 1.78 9.40 1.48 16.8

XL 210 174 86 60 106 1.63 9.40 1.41 15.3

XL 250 215 68 48 82 1.21 9.40 1.45 11.4

Advanced DX 2 in. Plastic Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioDX 50 47 324 234 390 6.77 9.74 1.45 65.9

DX 70 64 234 171 274 4.73 9.74 1.39 46.0

DX 84 79 181 131 223 3.65 9.74 1.48 35.2

DX 110 99 151 107 185 3.00 9.74 1.46 29.2

DX 140 127 118 86 143 2.33 9.74 1.45 22.7

DX 175 158 95 66 113 1.87 9.74 1.46 18.2

DX 210 185 81 57 100 1.67 9.74 1.47 16.3

DX 250 205 72 51 85 1.49 9.74 1.42 14.5

Appendix D

January 1998

Page 32 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: ALS

Description: Hookstrip, unbonded, plastic strips at support rails.Triple layer, square mesh cloth.

Sources: Swaco

Comments: Higher capacity, good deblinding characteristicsbut shorter life than XL series.Monitor screen tension for maximum screen life.

Swaco ALS SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

ALS 50 48 320 234 380 6.17 11.75 1.45 72.5

ALS 70 73 200 150 241 3.76 11.75 1.48 44.2

ALS 84 86 169 119 200 3.44 11.75 1.44 40.4

ALS 110 97 153 107 182 2.75 11.75 1.46 32.3

ALS 140 118 127 91 153 2.14 11.75 1.41 25.2

ALS 175 152 98 70 117 1.78 11.75 1.48 21.0

ALS 210 174 86 60 106 1.63 11.75 1.41 19.2

ALS 250 215 68 48 82 1.21 11.75 1.45 14.2

SchlumbergerDowell


Appendix D

January 1998

Page 33 of 46

CONFIDENTIAL

SCREEN SERIES: HCR

Description: Hookstrip, 2 in. plastic grid.Proprietary weave, openings are long narrow slots.


Cut point will depend on shape of solids.- near minimum listed D50 for sands.- near maximum listed for D50 for slivers.

SwacoScreen Name Mesh

CountD50 Range Conductance Area Aspect

Ratio

HCR 80 12 X 93 173-250 7.06 9.4 10

HCR 100 15 X 115 141-203 5.58 9.4 10

HCR 150 19 X 158 105-151 4.45 9.4 10

HCR 200 19 X 200 74-107 3.32 9.4 14

HCR 250 20 X 229 61-88 2.50 9.4 17

HCR 325 43 X 259 43-62 1.51 9.4 20

Appendix D

January 1998

Page 34 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: Advanced DX Replacement Series

Description: Hookstrip, perforated plate with 1 in. openings.Two layers, extra-fine square mesh over squaremesh backing cloth.

Sources: Advanced

Comments: Check support stringers carefully to ensure full contact.

Advanced DX 1 in. Metal Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioDX 50 47 324 234 390 6.77 9.88 1.45 66.8

DX 70 64 234 171 274 4.73 9.88 1.39 46.7

DX 84 79 181 131 223 3.65 9.88 1.48 35.7

DX 110 99 151 107 185 3.00 9.88 1.46 29.6

DX 140 127 118 86 143 2.33 9.88 1.45 23.1

DX 175 158 95 66 113 1.87 9.88 1.46 18.2

DX 210 185 81 57 100 1.67 9.88 1.47 16.3

DX 250 205 72 51 85 1.49 9.88 1.42 14.7

SchlumbergerDowell


Appendix D

January 1998

Page 35 of 46

CONFIDENTIAL

8 Sweco - LM-3SCREEN SERIES: TBC

Description: Hookstrip, perforated plate, available with 1 in. or 2 in. openings.Tensile bolting cloth over coarse backing cloth.

Sources: Sweco (original equipment manufacturer)Southwestern

Comments: Use 1 in. perf plate as feed end panel and under heavier solids loading applications.

Sweco TBC 1 in. SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TBC 30 26 682 671 687 24.33 6.60 1.03 160.6

TBC 40 37 476 465 487 11.63 6.60 1.04 76.7

TBC 50 41 400 381 417 8.45 6.60 1.08 55.8

TBC 60 49 318 306 330 6.58 6.60 1.05 43.4

TBC 70 57 266 261 272 6.10 6.60 1.05 40.3

TBC 80 66 228 222 231 4.34 6.60 1.05 28.6

TBC 94 78 185 181 188 3.07 6.60 1.03 20.3

TBC 105 94 158 154 162 3.00 6.60 1.08 19.8

TBC 120 102 147 144 150 2.68 6.60 1.03 17.7

TBC 145 122 123 118 126 2.14 6.60 1.07 14.1

TBC 165 133 112 108 115 1.95 6.60 1.04 12.9

TBC 200 168 89 86 92 1.56 6.60 1.05 10.3

TBC 230 193 75 73 77 1.34 6.60 1.04 8.8

Appendix D

January 1998

Page 36 of 46


Dowell

CONFIDENTIAL

Sweco TBC 2 in. SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TBC 30 26 682 671 687 24.33 7.16 1.03 174.2TBC 40 37 476 465 487 11.63 7.16 1.04 83.3TBC 50 41 400 381 417 8.45 7.16 1.08 60.5TBC 60 49 318 306 330 6.58 7.16 1.05 47.1TBC 70 57 266 261 272 6.10 7.16 1.05 43.7TBC 80 66 228 222 231 4.34 7.16 1.05 31.1TBC 94 78 185 181 188 3.07 7.16 1.03 22.0TBC 105 94 158 154 162 3.00 7.16 1.08 21.5TBC 120 102 147 144 150 2.68 7.16 1.03 19.2TBC 145 122 123 118 126 2.14 7.16 1.07 15.3TBC 165 133 112 108 115 1.95 7.16 1.04 13.9TBC 200 168 89 86 92 1.56 7.16 1.05 11.2TBC 230 193 75 73 77 1.34 7.16 1.04 9.6

Southwestern 1 in. TBC Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TBC 30 26 682 671 687 24.33 6.81 1.03 122.6TBC 40 37 476 465 487 11.63 6.81 1.04 67.8TBC 50 41 400 381 417 8.45 6.81 1.08 68.5TBC 60 49 318 306 330 6.58 6.81 1.05 44.8TBC 70 57 266 261 272 6.10 6.81 1.05 41.5TBC 80 66 228 222 231 4.34 6.81 1.05 29.5TBC 94 78 185 181 188 3.07 6.81 1.03 20.9TBC 105 94 158 154 162 3.00 6.81 1.08 20.4TBC 120 102 147 144 150 2.68 6.81 1.03 18.3TBC 145 122 123 118 126 2.14 6.81 1.07 14.6TBC 165 133 112 108 115 1.95 6.81 1.04 13.3TBC 200 168 89 86 92 1.56 6.81 1.05 10.6TBC 230 193 75 73 77 1.34 6.81 1.04 9.1

SchlumbergerDowell


Appendix D

January 1998

Page 37 of 46

CONFIDENTIAL

Southwestern TBC 2 in. Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TBC 30 26 682 671 687 24.33 7.68 1.03 186.9

TBC 40 37 476 465 487 11.63 7.68 1.04 89.4

TBC 50 41 400 381 417 8.45 7.68 1.08 64.9

TBC 60 49 318 306 330 6.58 7.68 1.05 50.5

TBC 70 57 266 261 272 6.10 7.68 1.05 46.9

TBC 80 66 228 222 231 4.34 7.68 1.05 33.3

TBC 94 78 185 181 188 3.07 7.68 1.03 23.6

TBC 105 94 158 154 162 3.00 7.68 1.08 23.0

TBC 120 102 147 144 150 2.68 7.68 1.03 20.6

TBC 145 122 123 118 126 2.14 7.68 1.07 16.5

TBC 165 133 112 108 115 1.95 7.68 1.04 15.0

TBC 200 168 89 86 92 1.56 7.68 1.05 12.0

TBC 230 193 75 73 77 1.34 7.68 1.04 10.3

Appendix D

January 1998

Page 38 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: MG

Description: Hookstrip, perforated plate, available with 1 in. or 2 in. openings.Market grade cloth over coarse backing cloth.

Sources: Southwestern

Comments: TBC panels preferred except for extreme conditions.Use 1 in. perf plate as feed end panel andunder heavier solids loading applications.

Southwestern 1 in. MG Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioMG 30 33 561 548 578 9.10 6.81 1.05 42.9

MG 40 41 402 389 411 6.09 6.81 1.05 31.1

MG 50 49 305 298 313 3.23 6.81 1.07 18.8

MG 60 61 245 239 252 2.32 6.81 1.04 15.8

MG 80 77 188 181 194 1.86 6.81 1.06 12.7

MG 100 103 146 141 152 1.69 6.81 1.11 9.6

MG 120 121 124 121 126 1.22 6.81 1.04 8.3

MG 150 138 107 102 110 1.36 6.81 1.07 9.3

MG 200 198 75 73 78 0.86 6.81 1.04 5.8

MG 250 230 62 61 63 0.77 6.81 1.07 5.3

MG 325 325 44 38 47 0.43 6.81 1.14 2.9

SchlumbergerDowell


Appendix D

January 1998

Page 39 of 46

CONFIDENTIAL

Southwestern MG 2 in. Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioMG 30 33 561 548 578 9.10 7.68 1.05 69.9

MG 40 41 402 389 411 6.09 7.68 1.05 46.8

MG 50 49 305 298 313 3.23 7.68 1.07 24.8

MG 60 61 245 239 252 2.32 7.68 1.04 17.7

MG 80 77 188 181 194 1.86 7.68 1.06 14.3

MG 100 103 146 141 152 1.69 7.68 1.11 13.0

MG 120 121 124 121 126 1.22 7.68 1.04 9.4

MG 150 138 107 102 110 1.36 7.68 1.07 10.4

MG 200 198 75 73 78 0.86 7.68 1.04 6.6

MG 250 230 62 61 63 0.77 7.68 1.07 5.9

MG 325 325 44 38 47 0.43 7.68 1.14 3.3

Appendix D

January 1998

Page 40 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: DX-Type

Description: Hookstrip, perforated plate with 1 in. openings.Two layers, extra-fine mesh over coarse backing cloth.

Sources: Advanced

Comments: May provide better resistance to blinding in some applications.Usable screening area, flow capacity is better than 1 in. TBC panel.

Advanced DX 1 in. Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area RatioDX 38 39 429 317 528 11.86 7.7 1.47 91.32

DX 50 47 324 234 390 6.77 7.7 1.45 52.09

DX 70 64 234 171 274 4.73 7.7 1.39 36.39

DX 84 79 181 131 223 3.62 7.7 1.48 27.84

DX 110 99 151 107 185 3.00 7.7 1.46 23.08

DX 140 127 118 86 143 2.38 7.7 1.45 18.33

DX 175 158 95 66 113 1.86 7.7 1.46 14.35

DX 210 185 81 57 100 1.67 7.7 1.47 12.82

DX 250 205 72 51 85 1.45 7.7 1.42 11.17

SchlumbergerDowell


Appendix D

January 1998

Page 41 of 46

CONFIDENTIAL

9 Sweco - LF-3SCREEN SERIES: CTB

Description: Perforated plate with 1 in. openings bonded to arigid frame.Tensile bolting cloth over coarse backing cloth.

Sources: Sweco (built by Advanced)Comments: One of two screen types available for this

shaker.The CTB series should provide longer life than CHC, at lower throughput.

Advanced CTB SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

CTB 20 18 1041 40.93 7.54 308.6

CTB 30 26 682 671 687 18.00 7.54 1.03 135.7

CTB 40 37 476 465 487 9.96 7.54 1.04 75.1

CTB 70 57 266 261 272 6.10 7.54 1.05 46.0

CTB 120 102 147 144 150 2.68 7.54 1.03 20.2

CTB 145 122 123 118 126 2.14 7.54 1.07 16.2

CTB 165 133 112 108 115 1.95 7.54 1.04 14.7

CTB 200 168 89 86 92 1.56 7.54 1.05 11.7

Appendix D

January 1998

Page 42 of 46


Dowell

CONFIDENTIAL

SCREEN SERIES: CHC

Description: Perforated plate with 1 in. openings bonded to arigid frame.Two layers, extra-fine rectangular mesh over coarse mesh backing cloth.

Sources: Advanced

Comments: High capacity screening option for LF-3 shaker.

Advanced CHC SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

CHC 24 25 715 508 824 20.69 7.54 1.42 156.0

CHC 38 39 429 317 528 11.86 7.54 1.47 89.4

CHC 45 47 353 270 379 9.81 7.54 1.87 73.9

CHC 60 62 240 184 267 5.75 7.54 2.10 43.3

CHC 80 77 186 145 192 4.08 7.54 1.95 30.8

CHC 110 99 151 107 185 3.00 7.54 1.46 22.6

CHC 125 127 120 92 131 2.53 7.54 1.98 19.1

CHC 150 161 107 78 117 2.15 7.54 2.17 16.2

CHC 180 189 85 62 93 1.83 7.54 1.93 13.8

CHC 210 185 81 57 100 1.55 7.54 1.47 11.7

CHC 230 239 60 47 69 1.27 7.54 1.47 9.6

SchlumbergerDowell


Appendix D

January 1998

Page 43 of 46

CONFIDENTIAL

10 Thule Rigtech - VSM 100SCREEN SERIES: Thule TBC

Description: Perforated plate type bonded to a rigid frame.Tensile bolting cloth square mesh over coarse mesh backing cloth.

Sources: ThuleSouthwestern

Comments: Standard screen series for this shaker.

Thule TBC SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TBC 52 49 311 222 344 3.99 4.30 1.38 17.2

TBC 84 70 212 n/a n/a 3.08 4.30 n/a 13.3

TBC 105 95 156 130 161 2.38 4.30 1.21 10.3

TBC 120 106 142 118 146 2.18 4.30 1.17 9.4

TBC 140 122 123 118 126 1.81 4.30 1.07 7.8

TBC 165 133 112 108 115 1.67 4.30 1.04 7.2

TBC 200 168 89 86 92 1.37 4.30 1.05 5.9

TBC 230 193 75 73 77 1.20 4.30 1.04 5.2

Southwestern TBC Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

52 49 311 222 344 4.65 4.30 1.38 20.0

84 70 212 n/a n/a 3.25 4.30 n/a 14.0

105 95 156 130 161 2.48 4.30 1.21 10.7

120 106 142 118 146 2.26 4.30 1.17 9.7

145 122 123 118 126 1.87 4.30 1.07 8.0

165 133 112 108 115 1.72 4.30 1.04 7.4

200 168 89 86 92 1.41 4.30 1.05 6.1

230 193 75 73 77 1.23 4.30 1.04 5.3

Appendix D

January 1998

Page 44 of 46


Dowell

CONFIDENTIAL

11 Tri-Flo - Model 148

SCREEN SERIES: Tri-Flow

Description: Hookstrip, 2 in. plastic grid.Standard DX-style composition.

Sources: Tri-Flow

Comments:

Tri-Flo SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

50 48 320 234 380 6.77 5.09 1.45 34.46

70 73 200 150 241 3.97 5.09 1.48 20.21

84 86 169 119 200 3.61 5.09 1.44 18.37

110 97 153 107 182 2.89 5.09 1.46 14.71

140 118 127 91 153 2.21 5.09 1.41 11.25

175 152 98 70 117 1.83 5.09 1.48 9.31

210 174 86 60 106 1.67 5.09 1.41 8.50

250 215 68 48 82 1.23 5.09 1.45 6.26

SchlumbergerDowell


Appendix D

January 1998

Page 45 of 46

CONFIDENTIAL

12 Triton NNF Screening MachineSCREEN SERIES: TSS

Description: Hookstrip panel, perforated plate with 2 in. openings.Two layers, extra-fine square mesh over squaremesh backing cloth. Middle cloth is rectangularmesh in some compositions.

Sources: TritonAdvancedSouthwestern

Comments: Standard screen series for this shaker.

Triton TSS SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TSS 24 21 811 587 889 34.11 6.19 1.36 211.1

TSS 50 48 403 302 429 10.77 6.19 1.32 66.7

TSS 84 66 228 190 237 6.34 6.19 1.21 39.2

TSS 100 98 152 108 188 2.89 6.19 1.47 17.9

TSS 140 117 129 93 143 2.76 6.19 1.37 17.0

TSS 175 133 112 84 123 2.40 6.19 1.36 14.9

TSS 180 138 107 102 110 1.33 6.19 1.04 8.3

TSS 210 144 103 79 110 2.30 6.19 1.32 14.3

TSS 230 200 74 57 82 1.29 6.19 1.36 8.0

Appendix D

January 1998

Page 46 of 46


Dowell

CONFIDENTIAL

Southwestern TSS Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TSS 24 21 811 587 889 20.69 5.91 1.36 122.3

TSS 38 38 440 313 537 11.86 5.91 1.45 70.1

TSS 50 48 320 234 380 6.77 5.91 1.45 40.0

TSS 70 73 200 150 241 4.17 5.91 1.48 24.7

TSS 84 86 169 119 200 3.62 5.91 1.44 21.4

TSS 110 97 153 107 182 2.89 5.91 1.46 17.1

TSS 140 118 127 91 153 2.32 5.91 1.41 13.7

TSS 175 152 98 70 117 1.90 5.91 1.48 11.2

TSS 210 174 86 60 106 1.67 5.91 1.41 9.9

TSS 230 215 68 48 82 1.23 5.91 1.45 7.3

Advanced TSS Replacement SeriesScreen U.S. Separation Potential Flow Capacity Aspect Trans.Name Sieve D50 D16 D84 Cond. Area Ratio

TSS 50 47 324 234 390 6.77 6.23 1.45 42.1

TSS 70 64 234 171 274 4.73 6.23 1.39 29.4

TSS 84 79 181 131 223 3.62 6.23 1.48 22.5

TSS 110 99 151 107 185 3.00 6.23 1.46 18.7

TSS 140 127 118 86 143 2.33 6.23 1.45 14.5

TSS 175 158 95 66 113 1.87 6.23 1.46 11.7

TSS 210 185 81 57 100 1.67 6.23 1.47 10.4

TSS 250 205 72 51 85 1.49 6.23 1.42 9.3

app_d

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