Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 1 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
Patents for F16K 1 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (29,799)
07/1981
07/21/1981CA1105439A1 Metallic seat assembly for valves
07/21/1981CA1105438A1 Sealing ring
07/14/1981US4278619 Steam throttle valve
07/14/1981US4277941 Device for the reduction of the emission of pollutant gases produced by internal combustion, spark-ignition, engines for motor vehicles
07/14/1981CA1104992A1 Butterfly valve having cartridge construction with improved bearings
07/08/1981EP0031738A1 Electromagnetic control valve
07/07/1981US4277047 Metallic sealing device for valve
07/07/1981US4276725 Method and apparatus for releasing an elevated pressure developed behind a wall
07/07/1981CA1104380A1 Diaphragm of elastic material and arrangement using the same
06/1981
06/30/1981US4275867 Valve assembly and method
06/23/1981US4274444 Magnetically actuated rising stem valve
06/16/1981US4273614 Closure device for fuel assembly pot
06/16/1981US4273310 Device for blocking or releasing fluid flow
06/16/1981US4273308 Rotary valve
06/09/1981US4272054 Fire-safe sealing device for valve
06/09/1981US4272052 Flush valves
06/09/1981US4271863 Pressure tapping
06/09/1981US4271862 Check valve and method of manufacturing said check valve
06/09/1981US4271860 Valve
06/09/1981US4271858 Butterfly valve having temperature responsive sealing means
06/09/1981CA1102776A1 Fire safe disc valve
06/09/1981CA1102658A1 Filter element shutoff valve
06/02/1981US4270730 Means to retain a valve stem
06/02/1981US4270727 Spring loaded plug valve
06/02/1981US4270559 Method for installing an adjustable flow restricting valve member in a tubular pipe, and a valve device for utilization of the method
05/1981
05/27/1981EP0029225A1 Digital fluid flow control apparatus
05/27/1981EP0029184A1 Pressure fluid actuated valve
05/27/1981EP0029110A1 Double eccentric butterfly valve
05/27/1981EP0029060A1 Means to retain a valve stem.
05/26/1981US4269391 Valve sealing device and a valve
05/26/1981US4269227 Valve apparatus
05/19/1981US4268472 Making spindle for fluid flow control valve
05/19/1981CA1101381A1 Fog generating apparatus
05/19/1981CA1101306A1 Diverter tub spout
05/12/1981US4266754 Butterfly valve assembly
05/12/1981US4266753 Butterfly valve
05/12/1981US4266752 Seal structure
05/12/1981CA1100847A1 Damper valve
05/06/1981EP0028055A1 Ball valve
05/05/1981US4265426 Butterfly valve
05/05/1981CA1100465A1 Butterfly valve with a retaining ring
04/1981
04/30/1981WO1981001105A1 Breakaway valve
04/29/1981EP0027684A2 Device for compressing a first member within a second member
04/29/1981EP0027475A1 Improved tap washers
04/28/1981US4264053 Top operated outlet valve with unitary closure guide and retainer
04/28/1981CA1100120A1 Steam stop valve assembly with internal bypass valves
04/28/1981CA1100119A1 Disc valve
04/22/1981EP0027422A1 Sealing for a closure member such as a ventilation shutter
04/22/1981EP0027108A1 Crankcase breather
04/21/1981US4262698 Valve
04/15/1981EP0026935A1 Butterfly valve
04/15/1981EP0026881A1 Valve
04/14/1981US4261547 Arrangement for controlling a fluid under pressure by means of a seal
04/07/1981US4260129 Rotary spherical plug valve
04/07/1981US4259980 Butterfly valve assembly and method of manufacturing the same
04/07/1981CA1098886A1 Butterfly valve
03/1981
03/31/1981US4258901 Valve sealing device
03/31/1981US4258872 Controllable thread extractor device with an air passage connected to a vacuum source
03/24/1981US4257444 Insert check valve or the like
03/19/1981WO1981000737A1 Valve seats
03/18/1981EP0025402A1 Valve for cryogenic service and seal therefor
03/18/1981EP0025341A1 Steam throttle valve
03/17/1981US4256285 Eccentric rotary valve with control-improving wing member
03/17/1981US4256283 Pivotal ball check valve
03/17/1981CA1097603A1 Bellows valve
03/10/1981US4254937 Butterfly valve
03/10/1981US4254936 Butterfly valve
03/10/1981US4254792 Double-seat valve
03/10/1981CA1097391A1 Air gun with balanced pressure valve
03/10/1981CA1097304A1 High pressure disc valve
03/10/1981CA1097303A1 Fire resistant seat for butterfly and ball valves
03/10/1981CA1097177A1 Nonreturn piston slide valve
03/03/1981US4253641 Butterfly valve and perimeter seal
03/03/1981CA1096843A1 Fluid valves
02/1981
02/25/1981EP0024213A1 Swing check valve
02/25/1981EP0024209A1 Fluid flow control valves
02/24/1981CA1096355A1 Eccentrically rotatable valve
02/24/1981CA1096354A1 Disc valve
02/18/1981EP0024036A1 Device for assuring the effective sealing of a butterfly valve
02/18/1981EP0023953A1 Sealing and bearing for the shaft of a swinging flap
02/17/1981US4251050 Turbocharger control actuator
02/17/1981US4250916 Check valve with damping device
02/17/1981US4250915 Automatic controlling valve for maintaining the rate of fluid flow at a constant value
02/10/1981US4249717 Seal for a liquid valve
02/10/1981US4249555 Fire safe disc valve
02/10/1981CA1095487A1 Pressure-sensitive temperature-responsive rotary valve for cryogenic temperatures
02/03/1981US4248404 Dual seal butterfly valve
02/03/1981US4248403 Plug assembly for movable plug valves
01/1981
01/28/1981EP0023172A1 Anti-vibration valve
01/28/1981EP0023133A1 Plastics butterfly valve
01/28/1981EP0023072A1 Filler valve for a liquefied gas tank
01/27/1981US4247079 Annular valve seating
01/27/1981US4247024 Aerosol container valve with means for tapping additional gas
01/27/1981US4246918 Method and apparatus for forced air balancing of damper blades
01/27/1981CA1094529A1 Valve
01/21/1981EP0022672A1 Improved valve assembly, valve seat insert therefor and method of mounting said valve seat in a tap
01/20/1981US4245412 Steam power plant, especially nuclear power plant
01/13/1981US4244556 Valves or the like
01/13/1981US4244387 Rotary valve with temperature responsive seal means
01/13/1981CA1093530A1 Butterfly valve having high performance disc
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