4. Pipe joints or couplings
  5. Particular interface
  6. Tapered

Olegario Rivas

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Centralizer for a polished bar and/or a substance pump piston st

Wells – Guide for device or conduit – On sucker or pump rod
Patent

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Chemical injection well completion apparatus and method

Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Reexamination Certificate

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Dual electric submergible pumping systems for producing...

Wells – Processes – Producing the well
Reexamination Certificate

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Pumping system including flow directing shoe

Wells – Processes – Separating material entering well
Patent

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Self lubricating, two stage variable compressor

Pumps – Successive stages – Reciprocating rigid stages
Patent

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Profile ID: LFUS-PAI-P-543303

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