4. Wells
  5. Processes
  6. Cleaning or unloading well

Tommy F. Grigsby

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Apparatus and method for hydraulically actuating a downhole...

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Apparatus and method for sequentially packing an interval of...

Wells – Processes – Graveling or filter forming
Reexamination Certificate

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Method and apparatus for completing wells with expanding...

Wells – Processes – Parallel string or multiple completion well
Reexamination Certificate

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Open-hole test method and apparatus for subterranean wells

Wells – Submerged well – Testing
Reexamination Certificate

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Releasable running tool for setting well tool

Wells – Processes – Placing or shifting well part
Patent

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Profile ID: LFUS-PAI-P-1392808

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