4. Valves and valve actuation
  5. With means to increase head and seat contact pressure
  6. Seat pressed to valve

Sarah Lynn Dvorak

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Fluid flow control valve with bi-directional shutoff

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

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Fluid flow control valve with high temperature...

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-2895597

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