bhm in action
TRANSCRIPT
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Borehole Mining International, Inc.Borehole Mining International, Inc.
Borehole MiningBorehole MiningArray Of ApplicationsArray Of Applications
Casper, WyomingSME Meeting
March 13, 200320082008
www.boreholemining.com
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BHM Pressurizing TestBHM Pressurizing Test
HydromonitorSection of
BHM Tool
Test Parameters:
Water Pressure
1500 PSI/100Atm
Velocity 60m3/h
4 BPM
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Borehole Mining ToolsBorehole Mining Tools
5.5 BHM Tool
6.5 BHM Tool Surface Test
Water Jet
Working Head
ExtensionSections
Jet Nozzle
Eductor
Drill Bit
Jet Nozzle
Eductor
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Borehole Mining SchematicBorehole Mining Schematic
Horizontal
Sectored
BHM Caverns Possible
Configuration
Simple Combined
Vertical SingleVertical Single--well BHM Techniquewell BHM Technique
Vertical
Cylindrical
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BHM Cavern VolumesBHM Cavern Volumes
Volume
0.013 mmcf
3700m3
Volume
5.125 mmcf
140000m3
Lab and PC ModelingLab and PC Modeling
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ExplorationExploration Bulk SamplingBulk Sampling Large volumes from single well vs. multiple holesLarge volumes from single well vs. multiple holes
MiningMining Minerals &Minerals & Extracting materials through boreholesExtracting materials through boreholes prepre--drilleddrilled
Industrial MaterialsIndustrial Materials from surface or minesfrom surface or mines
StimulationStimulation -- Oil, Gas, WaterOil, Gas, Water UnderUnder--reaming of well within production zonesreaming of well within production zones
-- InIn--Situ LeachingSitu Leaching Increase permeability with slots/caverns in oreIncrease permeability with slots/caverns in ore
-- Solution MiningSolution Mining Increase water/mineral contact by vertical slotsIncrease water/mineral contact by vertical slots
ConstructionConstruction -- FoundationsFoundations Caverns and slots followed by concrete backCaverns and slots followed by concrete back--fillfill
-- Subsurface StorageSubsurface Storage Extended caverns for oil or gas and otherExtended caverns for oil or gas and other
EnvironmentEnvironment Waste Collectors &Waste Collectors & Horizontally extended underground vertical slotsHorizontally extended underground vertical slots
Ground WallsGround Walls Concrete or mudConcrete or mud--sealed vertical slotssealed vertical slots
BHM ApplicationsBHM Applications
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Exploration: Bulk SamplingExploration: Bulk Sampling
Cavern/Borehole Volume RatioCavern/Borehole Volume Ratio500 : 1500 : 1
Z
Original 7Original 7BoreholeBorehole 14 BHM Cavern14 BHM Cavern
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CBM StimulationCBM Stimulation
SlurryPond
SlurryLine
PumpsClean Water toRecycle intoBorehole
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EnvironmentEnvironment
Construction of Underground:
Walls, Curtains,
Extended collectors,
Filling-out oflithological windows
Drainage wells andbarriers
More
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Underwater OperationsUnderwater Operations
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Milestone BHM ProjectsMilestone BHM Projects
YearYear ProjectProject LocationLocation DepthDepth Ore TypeOre Type
2008 Australian Gold2008 Australian Gold Kalgoorlie, WAKalgoorlie, WA 60m60m RiversandRiversand
20052005 Oil StimulationOil Stimulation West KansasWest Kansas 300m300m ShaleShale
20032003 CBM StimulationCBM Stimulation WyomingWyoming 300300 400 m400 m CoalCoal
2002 Colorado Uranium2002 Colorado Uranium RM Western SlopesRM Western Slopes 6060 -- 100 m100 m SandstoneSandstone
2000 Environmental2000 Environmental West VirginiaWest Virginia 7070 -- 80 m80 m CoalCoal
19961996--Present Water stimulationPresent Water stimulation Columbia, So. AmericaColumbia, So. America 100100 -- 150 m150 m SandstoneSandstone
19921992--1994 CBM stimulation1994 CBM stimulation New Mexico, USANew Mexico, USA 1 km1 km ShaleShale
19891989--Present Russian DiamondsPresent Russian Diamonds Archangelsk, RussiaArchangelsk, Russia 8080 -- 800 m800 m KimberliteKimberlite
19881988--Present Iron OrePresent Iron Ore Kursk, RussiaKursk, Russia 400400 -- 800 m800 m Oxide OresOxide Ores
19871987--1991 Kolubara1991 Kolubara YugoslaviaYugoslavia 2020 -- 40 m40 m Quartz SandQuartz Sand
19781978--1982 Siberian Gold1982 Siberian Gold Baikal Lake RegionBaikal Lake Region 6060--80 m80 m GravelGravel
19761976--Present Titanium/ZirconiumPresent Titanium/Zirconium UkraineUkraine 4040 --100 m100 m Quartz SandQuartz Sand
19741974--Present Baltic AmberPresent Baltic Amber Russian WestRussian West 1515 -- 30 m30 m Quartz SandQuartz Sand
19701970--1990 Kazakh Uranium1990 Kazakh Uranium Kazakhstan 100 mKazakhstan 100 m ClaystoneClaystone
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Room-n-Pillar
Layer Pitch
Angle 0
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Remote operation
Increased safety no personnel underground
Minimal environmental impact
Low capital and operating costs
Selective mining
Mobility and simplicity
Automated and computerized operation control
Ability to operate in remote areas
Desert, Polar and Underwater operations
Primary working agent water - recycling
Wide Area ofApplications
BHM AdvantagesBHM Advantages
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BHMmain technical characteristics:
Depth ofmining: 20m - 1 km (60'-3300')
Tool OD diameter: 89-305mm (3.5-12)
Water pressure: 70-200 atm (1000-3000 PSI)
Water flow rate: 150-300 m3/h (500-1000 GPM)
Tool capacity: 30-90m3/h (1000-3000 ft3/h)
Slurry consistency (rock/water): 1:6 1:1
Cutting reach radius: up to 10 m (30)
Developing interval thickness: 0.3-400m
(1-1300)
Phone 303Phone 303--904904--27252725
www.boreholemining.comwww.boreholemining.com