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Hanger assembly

Wells – Above ground apparatus – Suspension means
Patent

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High pressure adapter assembly for use on blow out preventers

Wells – Above ground apparatus – With assembly or disassembly means
Reexamination Certificate

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High pressure adapter for well-heads

Wells – Above ground apparatus – Inner member anchor or seal with lateral port
Patent

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High pressure rotating drilling head assembly with...

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

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High pressure rotating drilling head assembly with...

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

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High pressure rotating drilling head assembly with...

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

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High pressure side-by-side wellhead system

Wells – Above ground apparatus – Inner member anchor or seal with lateral port
Reexamination Certificate

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Hydraulic connector apparatuses and methods of use with...

Wells – Above ground apparatus – With means for inserting fluid into well
Reexamination Certificate

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Hydraulic connector apparatuses and methods of use with...

Wells – Above ground apparatus – With means for inserting fluid into well
Reexamination Certificate

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Hydraulic connector apparatuses and methods of use with...

Wells – Above ground apparatus – With means for inserting fluid into well
Reexamination Certificate

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Hydraulic drill string breakdown and bleed off unit

Wells – Above ground apparatus – With means facilitating connecting or disconnecting...
Patent

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Hydraulic stop and orienting tool for well system installation

Wells – Above ground apparatus – With assembly or disassembly means
Patent

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Hydraulic tubing head assembly

Wells – Above ground apparatus – Moving tubing or cable into an existing well
Patent

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