4. Work holders
  5. Holder mounted for movement
  6. Means for position lock

Michael Hayes

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Apparatus for gripping a tubular on a drilling rig

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

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Automatic false rotary

Wells – Processes – Assembling well part
Reexamination Certificate

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Automatic false rotary

Wells – Processes – Assembling well part
Reexamination Certificate

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Camera repair and support device

Work holders – Holder mounted for movement – Means for position lock
Patent

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Compensator system for wellbore tubulars

Wells – Processes – Assembling well part
Patent

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Profile ID: LFUS-PAI-P-576293

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