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Wellhead sealing assembly

Pipe joints or couplings – With assembly means or feature
Patent

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Wellhead security apparatus

Pipe joints or couplings – With lock or seal
Patent

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Wellhead slip and seal assembly

Pipe joints or couplings – Serial,relatively movable portions – Linked ball and socket portions
Patent

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Wellhead slip and seal assembly

Pipe joints or couplings – Serial,relatively movable portions – Plural swivels
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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Wet-dry cementable coupling for plastic pipe

Pipe joints or couplings – Repair
Patent

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Wheeled carriage for supporting and transporting pipes

Pipe joints or couplings – Irrigation type
Patent

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Wide clamping band for clamping a connector boot within a...

Pipe joints or couplings – Flexible joint – rigid members – Concrete – clay – or masonry pipe
Reexamination Certificate

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Wide-band compression coupling

Pipe joints or couplings – Elbow
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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Working fluid feeding device

Pipe joints or couplings – Deformed
Reexamination Certificate

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Wrap around label

Pipe joints or couplings – With means blocking release of holding means
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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Wrenchless manifold

Pipe joints or couplings – Packed – Screw thimble
Reexamination Certificate

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Y-branch splittable connector

Pipe joints or couplings – For branched path – Having an access opening and removable cover
Reexamination Certificate

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Y-Connection for flexible conduit

Pipe joints or couplings – End to side or plate – Saddle-type clamp
Patent

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Y-Connection for flexible conduit

Pipe joints or couplings – End to side or plate – Saddle-type clamp
Patent

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Y-pipe for thin boom tube exhaust pipes providing increased...

Pipe joints or couplings – For branched path – Y-type
Reexamination Certificate

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Zero dead volume connector

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

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Zero dead volume tube to surface seal

Pipe joints or couplings – Packed – Wedge
Patent

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