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

Masaru Niwa

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Apparatus and method for detecting the presence of gas in a bore

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Apparatus and method for detecting the presence of gas in a bore

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Dual-mode thickness-shear quartz pressure sensors for high press

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent

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Profile ID: LFUS-PAI-P-726416

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