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Hang-free thread design

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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Heating duct

Pipe joints or couplings – Particular interface – Annular socket
Reexamination Certificate

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Hermetic connection device and method of providing hermetic conn

Pipe joints or couplings – Particular interface – Tapered
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Hermetic metal pipe joint

Pipe joints or couplings – Particular interface – Tapered
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

High efficiency drill pipe

Pipe joints or couplings – Particular interface – Tapered
Reissue Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

High efficiency drill pipe

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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High pressure flow line connection

Pipe joints or couplings – Particular interface – Tapered
Patent

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High pressure flow line connection

Pipe joints or couplings – Particular interface – Tapered
Patent

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High pressure gas fitting for repeated connection and disconnect

Pipe joints or couplings – Particular interface
Patent

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High pressure gas fitting with non-rotatable features

Pipe joints or couplings – Particular interface – Interlocked or overlapped
Reexamination Certificate

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High temperature ceramic nut

Pipe joints or couplings – Particular interface – Tapered
Patent

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High torque modified profile threaded tubular connection

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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High torque threaded tool joint for drill pipe and other drill s

Pipe joints or couplings – Particular interface – Tapered
Patent

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High torque tool joint

Pipe joints or couplings – Particular interface – Tapered
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

High-flow luer lock connector for a luer lock connection

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Hollow sucker rod connection with second torque shoulder

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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Hose coupling device

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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Hybrid threaded connection for expandable tubulars

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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Hydraulic coupling

Pipe joints or couplings – Particular interface – Tapered
Patent

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Hydraulic fitting

Pipe joints or couplings – Particular interface – Tapered
Reexamination Certificate

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