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Measuring method and system comprising a semi-rigid extension

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Measuring oil saturation with gaseous oil tracers

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Measuring recording and retrieving data on coiled tubing system

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Measuring while drilling system

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Mechanical anchor setting system

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Mechanical anti-rotational feature for subsea wellhead housing

Wells – Submerged well – Wellhead
Reexamination Certificate

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Mechanical cementing packer collar

Wells – Processes – Placing or shifting well part
Patent

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Mechanical connection between base pipe and screen and method fo

Wells – Processes – Assembling well part
Patent

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Mechanical connection between base pipe and screen and method fo

Wells – Processes – Assembling well part
Patent

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Mechanical connection system

Wells – Above ground apparatus – With seal for reciprocating member
Reexamination Certificate

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Mechanical down jar mechanism

Wells – Processes – Freeing stuck object – grappling or fishing in well
Patent

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Mechanical expansion system

Wells – Processes – Assembling well part
Reexamination Certificate

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Mechanical jar

Wells – With jar means for releasing stuck part
Patent

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Mechanical latch with hydraulic locking mechanism

Wells – Packers or plugs – Flow stopping type; e.g. – plug
Patent

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Mechanical latching device operated by dead weight and tension

Wells – With below and above ground modification – Above ground actuating means for below ground device
Patent

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Mechanical latching device operated by dead weight and tension

Wells – With below and above ground modification – Above ground actuating means for below ground device
Patent

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Mechanical lockout for pressure responsive downhole tool

Wells – Valves – closures or changeable restrictors – Fluid operated
Patent

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Mechanical lockout for pressure responsive downhole tool

Wells – Detents or clutches – Lug in closed branched slot
Patent

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Mechanical manipulation tool with hydraulic hammer

Wells – Processes – Placing or shifting well part
Patent

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Mechanical oil recovery method and system with a sucker rod...

Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate

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