4. Wells
  5. Processes
  6. Cementing, plugging or consolidating

Francis J. Shell

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Enzymatic decomposition of drilling mud

Wells – Processes – Cementing – plugging or consolidating
Patent

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Enzymatic decomposition of drilling mud

Liquid purification or separation – Processes – Treating by enzyme
Patent

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Process for mounting palynological specimens

Coating processes – Plant member or animal specimen coating
Patent

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Workover and completion fluids

Compositions – Leather or fur treating
Patent

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Workover fluid

Compositions – Leather or fur treating
Patent

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Profile ID: LFUS-PAI-P-1098129

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