4. Wells
  5. Processes
  6. Graveling or filter forming

David G. Matthews

Attorney

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Apparatus and method of stabilizing a flow along a wellbore

Wells – Processes – Operating valve – closure – or changeable restrictor in a well
Reexamination Certificate

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Conveyance device and method of use in gravel pack operations

Wells – Screens
Reexamination Certificate

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Deployable zonal isolation system

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Downhole release of friction reducers in gravel packing...

Wells – Processes – Graveling or filter forming
Reexamination Certificate

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Emulsion system for sand consolidation

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2161021

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