4. Fluid handling
  5. Diverse fluid containing pressure systems
  6. Main line flow displaces additive from shunt reservoir

Tetsushi Ohtsuka

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Vacuum valve control device and vacuum valve

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator
Patent

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Vacuum valve control device and vacuum valve

Fluid handling – Diverse fluid containing pressure systems – Main line flow displaces additive from shunt reservoir
Patent

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Vacuum-operated sewage system and air inlet valve

Fluid handling – Diverse fluid containing pressure systems – Liquid filling by evacuating container
Reexamination Certificate

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Profile ID: LFUS-PAI-P-762485

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