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Welding seal assembly

Pipe joints or couplings – With assembly means or feature – Molded joint facilitator
Patent

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Welding sleeve and method for its manufacture

Pipe joints or couplings – With assembly means or feature – Molded joint facilitator
Patent

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Welding socket

Pipe joints or couplings – With assembly means or feature – Molded joint facilitator
Reexamination Certificate

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Weldless pipe repair apparatus and method

Pipe joints or couplings – With assembly means or feature – Inserted section
Patent

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Well apparatus

Pipe joints or couplings – With assembly means or feature
Patent

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Well tubing coupling system

Pipe joints or couplings – With assembly means or feature – Guide and support
Patent

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Well-tubing expansion joint

Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool
Patent

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Wellhead body lockdown and method for engaging same

Pipe joints or couplings – With assembly means or feature
Patent

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Wellhead connector

Pipe joints or couplings – With assembly means or feature – Guide and support
Patent

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Wellhead connector

Pipe joints or couplings – With assembly means or feature
Patent

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Wellhead connector with release mechanism

Pipe joints or couplings – With assembly means or feature – Quick release
Patent

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Wellhead sealing assembly

Pipe joints or couplings – With assembly means or feature
Patent

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Wellhead tieback system with locking dogs

Pipe joints or couplings – With assembly means or feature – Guide and support
Patent

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Wireline releasable seal connector for wellpipe strings

Pipe joints or couplings – With assembly means or feature
Patent

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Wrench sleeve attachment for garden hose

Pipe joints or couplings – With assembly means or feature – Particular tool-engaging means or with tool
Patent

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