4. Wells
  5. Means for guiding insertable element laterally of well axis
  6. Secured in operative position by movable means engaging well...

Douglas W. Crawford

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Apparatus for placing and removing well flow control devices

Wells – Means for guiding insertable element laterally of well axis
Patent

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Gas lift system

Pumps – One fluid pumped by contact or entrainment with another – Aerated column
Patent

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Oriented valve and latch for side pocket mandrel

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
Patent

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Side pocket mandrel for a measuring instrument

Wells – With time or distance measuring – temperature responsive or...
Patent

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Profile ID: LFUS-PAI-P-219333

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