4. Oscillators
  5. With distributed parameter resonator

James R. Hayes

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Downhole drilling spotting fluid composition and method

Compositions – Leather or fur treating
Patent

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Downhole drilling spotting fluid composition and method

Wells – Processes – Freeing stuck object – grappling or fishing in well
Patent

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Downhole drilling spotting fluid composition and method

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent

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Dual variable resistance control apparatus and system for...

Exercise devices – User manipulated force resisting apparatus – component... – Utilizing fluid resistance
Reexamination Certificate

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High performance water-based mud system

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Reexamination Certificate

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Profile ID: LFUS-PAI-P-623418

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