4. Measuring and testing
  5. With fluid pressure
  6. Leakage

Calvin R. Hastings

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Apparatus for determining fluid flow

Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent

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Apparatus for determining fluid flow

Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent

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Apparatus for determining fluid flow

Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Reexamination Certificate

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Apparatus for determining fluid flow

Measuring and testing – Dynamometers – Responsive to torque
Patent

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Apparatus for determining fluid flow

Measuring and testing – Volume or rate of flow – By measuring vibrations or acoustic energy
Patent

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