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Job Description:

  • 1) Analyzes samples of fluids from specified formations in oil well to determine productivity of strata, using special testing equipment: Assembles valve device and automatic pressure recorder on drilling floor, using handtools.

  • 2) Directs ROTARY DRILLER to lower section of drill pipe containing instruments into well to specified depth.

  • 3) Opens valve by surface control to obtain sample of fluids in valve device and to chart pressure of fluid-giving formation.

  • 4) Closes valve and directs ROTARY DRILLER to raise pipe and equipment.

  • 5) Analyzes chemical content of sample and interprets pressure readings to determine presence and quantity of oil, gas, water, or other materials in formation.

  • 6) May send sample of fluids from formation to laboratory for analysis.

  • 7) May perforate boreholes.




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End Of Job Description for: "FORMATION-TESTING OPERATOR"
DOT:   930.261-014