4. Pumps
  5. One fluid pumped by contact or entrainment with another
  6. Liquid pumped by supplying or exhausting gaseous motive...

George F. French

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Air-operated pump

Pumps – One fluid pumped by contact or entrainment with another – Liquid pumped by supplying or exhausting gaseous motive...
Patent

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Elastic check valve and method of construction

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Fluid-logic thyristor

Fluid handling – Systems – Multi-way valve unit
Patent

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Latching magnetic level sensor

Pumps – One fluid pumped by contact or entrainment with another – Liquid pumped by supplying or exhausting gaseous motive...
Patent

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Profile ID: LFUS-PAI-P-763556

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