4. Measuring and testing
  5. Borehole or drilling
  6. Downhole test

John S. Mason

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Method and apparatus for detecting impending sticking of a drill

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Rammed air cushion hydroplane

Ships – Building – Antifriction surfaces
Patent

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Self tightening hose clamp with centered spring

Buckles – buttons – clasps – etc. – Bale and package ties – hose clamps – With tighteners
Patent

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Profile ID: LFUS-PAI-P-624443

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