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The little man pictured here will

help you understand where thebusiness begins and ends

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SEISMIC1

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SEISMIC1The generation o acoustic waves thattravel into the earth and re!ect bac" to

the surace to be recorded by sensorsand interpreted by computers#

This provides a subterranean picture oa possible resource#

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DRILLING & WELLCONSTRUCTION2

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DRILLING & WELLCONSTRUCTION2

The use o a rig and crew or thedrilling& suspension& completion&

production testing& capping&deepending& plugging bac"&sidetrac"ing& redrilling or reconditioningo a well#

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WELLLOGGING3

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WELLLOGGING3The measurement o one or morephysical )uantities in or around a well#

The term comes rom the word *log+ usedin the sense o a record or a note#

,ireline logs are ta"en downhole&

transmitted through a wireline to suraceand recorded there#

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WELLTESTING4

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WELLTESTING4,ell Testing involves providing access toand measurement o dynamic reservoir

data/including pressure& temperature& !ow rateand !uid properties

/while the well is either !owing or shut in#

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WELLCOMLETION!

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WELLCOMLETION!The wor" done on a wellbore to establishsae production o the resource or

in0ection o !uids ater the productioncasing string has been set& cemented andpressure tested#

This wor" includes running the pipe and

0ewelry& perorating& setting pac"ers&tubing hangers and hristmas trees inplace#

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ARTI"ICIALLI"T#

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ARTI"ICIALLI"T#Systems that are placed in the wellboreto *lit+ !uids because the reservoir lac"sthe energy to cause the natural !ow o!uid to surace& such as gas lit orelectrical submersible pumps#

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RODUCTION &RODUCTIVIT$%

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RODUCTION &RODUCTIVIT$%roduction is the stage in the reservoirlie during which hydrocarbons arebrought rom the reservoir through thecompletion and surace acilities to besold#

roductivity is the measure o a well

completions ability to produce& epressedin volume o gross li)uid produced per dayper unit o di5erential pressure betweenthe static reservoir pressure 6 the wells!owin bottomhole ressure 7drawdown8#

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