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

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Metal gate valve seat having a flexible front lip face seal

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Metal seated ball valves

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

Metallic seal for high performance butterfly 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

Metallic seals for 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

Metallic seat assembly for valves

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

Metallic seat construction for valves

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

Method for control of a vacuum valve arranged between two...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Methods and apparatus for adjusting a spring load in an...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Methods and apparatus for controlling flow of material past a fl

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

Methods and apparatus for sealing an opening of a processing...

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Molded 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

Multi-element, bi-directional valve seat

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

Multi-way rotary valve for a fluid under pressure

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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