4. Refrigeration
  5. Processes
  6. Compressing, condensing and evaporating

John David Rowatt

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Electrical submersible pumping systems having stirling coolers

Refrigeration – Processes – Compressing – condensing and evaporating
Reexamination Certificate

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Hybrid rotary steerable system

Boring or penetrating the earth – Processes – Boring curved or redirected bores
Reexamination Certificate

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Providing a cleaning tool having a coiled tubing and an...

Wells – Processes – Cleaning or unloading well
Reexamination Certificate

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Submersible pumping system

Wells – Processes – Producing the well
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2306118

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