4. Wells
  5. Processes
  6. Distinct, separate injection and producing wells

Ronald K. Churchman

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Annular safety system for gas lift production

Fluid handling – Diverse fluid containing pressure systems – Gas lift valves for wells
Patent

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Circumferential centralizer

Wells – Pistons – fluid driven into well
Patent

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Drill string safety and kill valve

Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface
Patent

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Gas storage well safety system and method

Wells – Processes – Placing fluid into the formation
Patent

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Metal-to-metal sliding side door for wells

Wells – Valves – closures or changeable restrictors – Longitudinally movable operator
Patent

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Profile ID: LFUS-PAI-P-777263

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