LandOfFree - US Patents - Listing for Valves and valve actuation,With means to increase head and seat contact pressure,Seat pressed to valve

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

High temperature valve and seat therefor

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

High-temperature bidirectional metal seal

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

Hydraulic shear seal valve including slide bearing

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

Inflatable seat valve

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

Low torque ball valve seat

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

Metallic seal for high performance butterfly valve

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

Metallic seals for ball valve

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

Metallic seat assembly for valves

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

Molded valve

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

One piece seat ring with O-ring seal

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

Packingless gate valve and actuator assemblies

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

Pipeline valve apparatus

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

Plug valve having seal segments with booster springs

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

Positive shut-off seal

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

Pressure loaded sealing arrangement

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

Redundant testable valve apparatus

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

Regulating slide valve

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

Retaining piece of a ball valve

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

Rotary cock with generally spherical valve member