4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Machine

Roger C. Smith

Inventor

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Bit breaker

Tools – Wrench – screwdriver – or driver therefor – Machine
Patent

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Drill bit with dual reaming rows

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element
Patent

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Method for enhancing heavy oil production using hydraulic fractu

Wells – Processes – Specific propping feature
Patent

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Method for improving steam stimulation in heavy oil reservoirs

Wells – Processes – Cyclic injection then production of a single well
Patent

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Method for improving sustained solids-free production from heavy

Wells – Processes – Cyclic injection then production of a single well
Patent

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Profile ID: LFUS-PAI-P-730038

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