4. Valves and valve actuation
  5. Fluid actuated or retarded
  6. Pilot or servo type motor

Tsuneo Ishigaki

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Gas cleaner

Refrigeration – Low pressure cold trap process and apparatus
Patent

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve
Reexamination Certificate

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve
Reexamination Certificate

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – Gate valve
Reexamination Certificate

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Gate valve

Valves and valve actuation – With means to increase head and seat contact pressure – With positive reduction
Reexamination Certificate

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Profile ID: LFUS-PAI-P-11176

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