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

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Backseat assembly for an expanding gate valve

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

[ 0.00 ] – not rated yet Voters 0 Comments 0

Bag and box valve system

Valves and valve actuation – With means to increase head and seat contact pressure – Separate actuators or actuator motion

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Balanced valve operated by the axial driving of a stem displacin

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball cock

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball plug valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball plug valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball type valve with high pressure sealing capability

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball type valve with high pressure sealing capability

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball Valve

Valves and valve actuation – With means to increase head and seat contact pressure – Separate actuators or actuator motion

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Ball valve

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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