GB8716629D0
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A pipe coupling
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GB8712910D0
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Wellhead assembly
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GB8712063D0
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A connector
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GB8712062D0
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Valve override mechanism
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GB8701143D0
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Landing device
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GB8615795D0
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Sealing between casing head and hanger
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GB2111140A
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Seals
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GB2127458A
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Methods and apparatus for independent support of well pipe hangers
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GB2110278A
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Self levelling underwater structure
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GB2110783A
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Multiple flowline connector
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GB2110271A
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Installing and connecting underwater flowlines
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GB2110741A
|
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Remotely operated valve
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GB2110782A
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Connecting underwater flowlines
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US2959136A
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Downwell pump
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US2966895A
|
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Control valves for fluid actuated pumps
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US2966893A
|
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Control valves for fluid actuated pumps
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US2966894A
|
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Control valves for fluid actuated pumps
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GB838592A
|
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Liquid pulsation damper
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US2918015A
|
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Free piston pumping device for gas wells and oil wells
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US2905200A
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Pulsation damper
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