4. Boring or penetrating the earth
  5. Processes
  6. Chemical reaction with earth formation or drilling fluid...

Roger Keese

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Method of transporting and storing an oilfield proppant

Material or article handling – Process – Of moving intersupporting articles into – within – or from...
Reexamination Certificate

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Well treating method to prevent or cure lost-circulation

Boring or penetrating the earth – Processes – Chemical reaction with earth formation or drilling fluid...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2355714

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