Patents for F16K 17 - Safety valves; Equalising valves (21,027) |
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08/07/1984 | US4463776 Fluid pressure relief system actuator |
07/31/1984 | US4462420 Safety pressure relief valve |
07/31/1984 | US4462417 Valve assembly |
07/25/1984 | EP0053110B1 Breakaway coupling |
07/24/1984 | CA1171338A1 Automatic on-off fire sprinkler head |
07/17/1984 | US4460013 Pressure-vacuum vent |
07/17/1984 | US4460007 For draining a railroad locomotive cooling water system to prevent freezing |
07/17/1984 | US4460006 Freeze protection valve |
07/17/1984 | US4459896 Hydraulic distributor devices |
07/11/1984 | EP0112984A1 Heating roller |
07/11/1984 | EP0112823A1 Seismic actuated shut-off valve |
07/11/1984 | EP0048720B1 Apparatus for monitoring air pressure in at least one tyre of a vehicle |
07/10/1984 | US4458716 Device for piloting a safety valve |
07/10/1984 | US4458713 Bypass-type differential pressure regulator |
07/10/1984 | US4458711 Vent valve |
07/10/1984 | US4458710 Method of making a valve construction having multiple pistons |
07/10/1984 | US4458516 Method for manufacturing rupture disks |
07/05/1984 | WO1984002546A1 Pipe separator |
07/05/1984 | WO1984002544A1 Pipe separator |
07/04/1984 | EP0112625A1 Pressure regulating and balance valves |
07/04/1984 | EP0112624A1 Balance valves |
07/03/1984 | US4457501 Adjustable spring seat |
07/03/1984 | US4457334 Pressure sensitive valve actuator |
07/03/1984 | US4457329 Safety pressure regulator |
07/03/1984 | US4457328 Combined positive seal and repetitive actuation isolation valve |
07/03/1984 | US4457325 Safety and venting cap for vehicle fuel tanks |
06/26/1984 | US4456029 Two-way fuse for a fluid line |
06/26/1984 | US4456028 Relief gate valve |
06/20/1984 | EP0111433A1 Distributor for a mobile plant treatment spraying installation |
06/13/1984 | EP0110210A1 Safety valve control device |
06/05/1984 | US4452494 Hydraulic pressure control valve for a dual-circuit hydraulic braking system |
05/30/1984 | EP0109883A1 Apparatus for controlling the set pressure of a safety valve |
05/29/1984 | US4450859 Safety valve |
05/29/1984 | CA1168128A1 Bypass valve and alarm assembly |
05/24/1984 | WO1984001906A1 Fuse design for fire limiters or other safety appliances in ventilation installations |
05/23/1984 | EP0108972A2 Gas bottle valve |
05/22/1984 | US4449548 Flow control device |
05/22/1984 | US4449545 Breakaway safety valve |
05/22/1984 | CA1167738A2 Overpressure relief control system |
05/16/1984 | EP0108221A1 Method of and system for the relief of overpressure |
05/16/1984 | EP0108075A1 Pressure relief valve for a flexible hollow body |
05/08/1984 | US4446890 Continuity actuated isolation valve assembly |
05/08/1984 | CA1166930A1 Valve assembly |
05/08/1984 | CA1166928A1 Damper assembly |
05/02/1984 | EP0107605A1 Flow control device |
05/01/1984 | US4445531 Pilot for safety valve |
04/25/1984 | EP0106781A1 Minimization of pressure drop variation in flow controllers |
04/24/1984 | US4444219 Overpressure valve for packages with flexible walls |
04/24/1984 | US4444214 Replaceable rupture disc cartridge arrangement |
04/24/1984 | CA1166117A1 Balanced relief valve with novel seal |
04/18/1984 | EP0105790A2 Constant pressure relief valve for an air control valve |
04/17/1984 | US4442860 Pilot control relay valve apparatus |
04/17/1984 | CA1165662A1 Die forged body for a shutoff or non-return valve |
04/10/1984 | US4441686 Electrohydraulic pressure-regulating valve |
04/10/1984 | US4441350 Scored reverse buckling rupture disk manufacturing method |
04/04/1984 | EP0105017A2 Flow control device |
04/04/1984 | EP0104420A1 Aerating or venting device for closed containers or housings |
04/03/1984 | US4440234 Sprinkler |
04/03/1984 | US4440192 Minimization of pressure drop variation in flow controllers |
04/03/1984 | US4440191 Flow control device |
04/03/1984 | US4440189 Corrosive fluid two way check relief valve |
03/28/1984 | EP0104056A2 Pressure relief device |
03/27/1984 | US4438782 Isolation steam valve with atmospheric vent and relief capability |
03/27/1984 | CA1164307A1 Sequentially operated valve structure |
03/27/1984 | CA1164305A1 Rupture band relief valve |
03/21/1984 | EP0103349A1 Variable pressure control valve |
03/21/1984 | EP0103105A2 Dry pipe alarm valve/sprinkler deluge valve for fire extinguishing plants |
03/21/1984 | EP0102961A1 A conduit-break valve for a pressure conduit or hose with a surrounding protective conduit or hose |
03/20/1984 | US4437493 Constant flow control valve |
03/20/1984 | US4437485 Check valve |
03/20/1984 | US4437482 Water-sensitive probe valve for use with a gas leak detector |
03/15/1984 | WO1984001010A1 Hydraulic fuse valve assembly |
03/13/1984 | US4436218 Reverse buckling bursting disc |
03/13/1984 | US4436159 Manual/electric activated squib actuated discharge valve for fire extinguishers |
03/13/1984 | US4436111 Hydraulic fuse valve |
03/13/1984 | CA1163612A1 Packing for equalizing reservoir cut-out valve |
03/07/1984 | EP0102215A1 System for quick interruption of flow in a liquid pipeline |
03/06/1984 | US4434905 Rupturable low pressure relief apparatus |
03/06/1984 | US4434810 Bi-directional pressure relief valve |
03/06/1984 | CA1163166A1 Relief valve |
02/29/1984 | EP0101523A1 Pressure-limiting apparatus |
02/29/1984 | EP0101448A1 A conduit-break valve for a pressure conduit or hose with a surrounding protective conduit or hose |
02/28/1984 | US4433703 Panel mounted vacuum control valve |
02/22/1984 | EP0100784A1 Pressure-limiting valve with electrically adjustable setting |
02/21/1984 | US4432389 Fluid relief valve adapted to be utilized in a hydraulic system |
02/21/1984 | US4432385 Devices for regulating the flow and the pressure of gaseous fluids |
02/21/1984 | US4432383 Attachment for safety valves |
02/14/1984 | US4431162 Low profile cone valve assembly |
02/14/1984 | US4431026 Pressure control valve |
02/14/1984 | US4431023 Pressure relief device |
02/14/1984 | US4431018 Reverse buckling rupture disk apparatus and manufacturing methods |
02/14/1984 | CA1162129A1 Safety valve |
02/07/1984 | US4430392 Heat activated vent |
02/07/1984 | US4429704 Shock responsive rotary actuator |
02/01/1984 | EP0099751A1 Hydraulic unloader valve |
01/31/1984 | US4428398 Pressure control valve |
01/31/1984 | US4428397 Fluid flow control device |
01/31/1984 | US4428396 Adjustable valve assembly |
01/31/1984 | CA1161409A1 Unloader/check valve |
01/31/1984 | CA1161333A1 Surge reliever with increase capacity flow |