| Patents for F16K 17 - Safety valves; Equalising valves (21,027) |
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| 04/17/2013 | CN202884152U Novel valve seat and valve core combination throttling device |
| 04/17/2013 | CN202884151U Secondary pressure regulating building pressure regulator |
| 04/17/2013 | CN202884150U Air control rapid air evacuation valve |
| 04/17/2013 | CN202884149U Self-adaption type gas reducing valve and gas valve |
| 04/17/2013 | CN202884148U Vacuum compensator with sealing ring |
| 04/17/2013 | CN202884147U Vacuum compensator with observation hole |
| 04/17/2013 | CN202884146U Compensation damping device of directly operated type pressure valve |
| 04/17/2013 | CN202884145U Pressure-stabilizing type water valve device for coal cutter |
| 04/17/2013 | CN202884144U High pressure water pressure regulating valve |
| 04/17/2013 | CN202884143U Miniature control valve automatically adjusting pressure differential |
| 04/17/2013 | CN103047475A Regional control valve |
| 04/17/2013 | CN103047471A Pilot operated fluid regulators having a reset apparatus and related methods |
| 04/17/2013 | CN103047462A Pipeline frost valve |
| 04/17/2013 | CN103047461A Differential pressure balance valve |
| 04/17/2013 | CN103047460A Combined dome pressure regulating valve |
| 04/17/2013 | CN103047459A Rotating type cold and hot water valve |
| 04/17/2013 | CN103047458A Full-pressure high-speed exhausting air-supplying special valve |
| 04/17/2013 | CN103047457A Water hammer discharge valve |
| 04/17/2013 | CN103047456A Safety valve |
| 04/17/2013 | CN103047455A Special pressure regulating unloading valve for high-pressure cleaner |
| 04/17/2013 | CN103047454A High-purity pressure reducer |
| 04/17/2013 | CN103047412A Diaphragm and overload relief valve provided with same |
| 04/17/2013 | CN101886712B Gas valve capable of automatically opening and closing |
| 04/16/2013 | US8418720 Water diverting device |
| 04/16/2013 | CA2694583C Pressure balance valve |
| 04/11/2013 | WO2013050871A1 Flow control valve |
| 04/11/2013 | US20130087214 Safety device against excess temperature |
| 04/11/2013 | DE102011113046B4 Steuereinheit für ein Ventil Control unit for a valve |
| 04/10/2013 | EP2577124A1 Intelligent pressure relief device for a double isolation valve |
| 04/10/2013 | CN202868040U Electric heating water faucet with pressure relief device |
| 04/10/2013 | CN202868035U Automatic regulating valve |
| 04/10/2013 | CN202867993U Novel safety gas valve for coal gas |
| 04/10/2013 | CN202867972U Safe cutting-off bottom valve for storing and shipping equipment of liquid dangerous goods |
| 04/10/2013 | CN202867971U Fireproof smoke exhaust valve |
| 04/10/2013 | CN202867970U Tonnage bulk carrier electric fireproofing air brake |
| 04/10/2013 | CN202867969U Fluid dynamic balance device |
| 04/10/2013 | CN202867968U Accurate pressure regulating valve |
| 04/10/2013 | CN202867967U Pulse combustion gas flow control valve |
| 04/10/2013 | CN202867966U High temperature and high air tightness automatic ventilation door |
| 04/10/2013 | CN202867965U Novel airplane waterwheel sewage tank vent cap |
| 04/10/2013 | CN202867964U Tap water pipe automatic vent valve |
| 04/10/2013 | CN202867963U Novel pressure-relieving valve |
| 04/10/2013 | CN202867962U Improved structure of pressure relieving valve |
| 04/10/2013 | CN202867961U Corrosion-resisting negative-pressure safety valve |
| 04/10/2013 | CN202867960U Expansion valve |
| 04/10/2013 | CN202867959U Tank container external safe relief valve |
| 04/10/2013 | CN202867958U Decompressor capable of improving oil outlet air tightness |
| 04/10/2013 | CN202867957U Explosion door sucker device |
| 04/10/2013 | CN202867956U Working medium gas balance valve for four-cylinder double-acting Stirling engine |
| 04/10/2013 | CN202867955U Fuel gas automatic safety valve |
| 04/10/2013 | CN202867947U Adjustable voltage transformative and fireproof check valve for exhaust air duct |
| 04/10/2013 | CN103038555A Pressure relief valve |
| 04/10/2013 | CN103038519A Priority valve assembly and method for operating a priority valve assembly |
| 04/10/2013 | CN103034251A Debugging method of static balance valve |
| 04/10/2013 | CN103032615A Pipe bursting and flow limiting valve |
| 04/10/2013 | CN103032614A Expansion member of leak-proof water inlet pipe component |
| 04/10/2013 | CN103032613A High-and-small flow classifying throttling mechanism capable of changing flow resistance within large range |
| 04/10/2013 | CN103032612A Dual-opening-pressure dual-displacement safety valve |
| 04/10/2013 | CN103032611A Membrane supporting structure of high temperature reducing valve with limiting and aligning and adjusting effects |
| 04/10/2013 | CN103032583A Pneumatic fireproof air brake |
| 04/10/2013 | CN102494156B Pressure releasing command valve |
| 04/10/2013 | CN102392911B 膜片式减压阀 Diaphragm valve |
| 04/10/2013 | CN102392909B Pressure limiting mechanism of pressure vessel |
| 04/09/2013 | US8413951 Valve device |
| 04/09/2013 | US8413277 Pneumatic lift with unidirectional valve |
| 04/09/2013 | CA2667326C Safety valve for a gas cylinder |
| 04/09/2013 | CA2656601C Spring steel high overpressure vent structure |
| 04/07/2013 | CA2791721A1 Pressure valve controller including a diaphragm retention device |
| 04/04/2013 | DE102007013359B4 Sicherheitseinrichtung zur Überdruckabsicherung eines druckführenden Systems Safety device for overpressure protection of a pressurized system |
| 04/04/2013 | DE102004038380B4 Pilotventil, insbesondere für Servoventile Pilot valve, in particular for servo-valves |
| 04/04/2013 | DE102004016393B4 Stauventil Backup valve |
| 04/03/2013 | CN202852158U Executing mechanism of fireproof smoke exhaust valve |
| 04/03/2013 | CN202852140U Pressure stabilization type two-position five-way electromagnetic valve |
| 04/03/2013 | CN202852109U Super-pressure preventing relief safety device |
| 04/03/2013 | CN202852108U Fire-prevention hydraulic control device |
| 04/03/2013 | CN202852107U Large drift diameter safe breakaway valve |
| 04/03/2013 | CN202852106U Shear failure type break away coupling |
| 04/03/2013 | CN202852105U Fluid regulator and actuator used for flow regulator |
| 04/03/2013 | CN202852104U Large-aperture self-operated pressure regulating valve |
| 04/03/2013 | CN202852103U Self-operated pressure regulator suitable for low-temperature environment |
| 04/03/2013 | CN202852102U Self-reliance type control valve |
| 04/03/2013 | CN202852101U Water economizer |
| 04/03/2013 | CN202852100U Constant pressure valve |
| 04/03/2013 | CN202852099U Pressure sensing and liquid supply regulation valve |
| 04/03/2013 | CN202852098U High-speed quantification oil draining valve |
| 04/03/2013 | CN202852097U Breather valve |
| 04/03/2013 | CN202852096U Safe discharging mechanism |
| 04/03/2013 | CN202852095U Water transfer pressure releasing valve |
| 04/03/2013 | CN202852094U Simple safety valve |
| 04/03/2013 | CN202852093U Externally guiding internally blocking constant-flow constant-pressure automatic flow stopping device |
| 04/03/2013 | CN202852092U Reliever capable of detecting oil drainage in same direction and used for rubber molder |
| 04/03/2013 | CN202852091U High-accuracy and high-reliability safety valve |
| 04/03/2013 | CN202848439U Breather valve of heat-preservation tank |
| 04/03/2013 | CN103026110A Intelligent pressure relief device for a double isolation valve |
| 04/03/2013 | CN103016952A Automatic gas source distributor with safety function |
| 04/03/2013 | CN103016837A Safety valve |
| 04/03/2013 | CN103016835A Forward low-friction unloading gear for reducing valve and reducing valve |
| 04/03/2013 | CN103016815A Pilot and self-operated signal amplification adjusting valve |
| 04/03/2013 | CN103016808A Liquefied natural gas (LNG) tank car emergency release valve |
| 04/03/2013 | CN103016807A Precise pressure regulating valve |