F16K 17 - Safety valves; Equalising valves

Patents for F16K 17 - Safety valves; Equalising valves (21,027)
11/2009
11/11/2009	CN101576099A Equilibrium valve
11/11/2009	CN100558429C Dry safety device for combustible gas
11/05/2009	US20090272441 Flow Channel Switching Device
11/05/2009	DE102008021890A1 Pressure control valve for use in e.g. hydraulic assembly in tunnel construction, has valve piston regulated by axially running blind hole, and valve piston comprising outer wall causing differential pressure that unloads valve spring
11/05/2009	DE102008019458A1 Pressure control valve has primary channel charged with primary pressure, secondary channel that allows arranged secondary pressure and movable controlling element for controlling fluid connection between primary and secondary channel
11/04/2009	EP2113695A1 A safety plug for a container generating high pressure fluid
11/04/2009	EP1331978B1 Liquid filter comprising a valve arranged in the supporting tube of a filter element
11/04/2009	CN201340093Y Water supply valve of wall-mounted boiler
11/03/2009	US7610936 Flow based pressure isolation mechanism for a fluid delivery system
11/03/2009	CA2401707C Electro-hydraulically pressurized downhole valve actuator
10/2009
10/29/2009	WO2009132007A2 Valve body with dual sense mechanism
10/29/2009	US20090269638 Fuel cell cooling tank assembly
10/29/2009	DE102007035015A1 Valve i.e. pressure control valve, has guidance whose middle level runs perpendicular to axial direction from center point of valve body surface at certain distance that is smaller than radius and/or curvature radius of valve body surface
10/29/2009	CA2722144A1 Valve body with dual sense mechanism
10/28/2009	CN201334007Y External automatic drain valve
10/28/2009	CN101566245A Automatic flow control water-saving valve
10/28/2009	CN101566068A Quick trigger device of explosion suppression device for mineral
10/28/2009	CN101563999A Negative-pressure pipeline type filtration irrigation device
10/28/2009	CN100554741C Non-return valve
10/22/2009	WO2009076038A4 Valve responsive to fluid properties
10/22/2009	WO2009066980A3 An improved micro check valve
10/22/2009	US20090264033 Deep water hydrocarbon transfer system
10/22/2009	US20090260697 Valve Body with Dual Sense Mechanism
10/22/2009	US20090260696 Modular pressure balancing valve
10/22/2009	CA2721259A1 Pressure control system
10/21/2009	EP2110587A2 Device to protect pressurised components from overpressure
10/21/2009	EP2110543A1 Safety valve
10/21/2009	CN201331712Y Decompression pressure stabilizer of high pressure oxygen
10/21/2009	CN201331108Y Gas cooker energy-saving valve
10/21/2009	CN201330875Y Water faucet for controlling leakage of water drop
10/21/2009	CN201330874Y Electronic-type dynamic pressure-difference balancing valve
10/21/2009	CN201330764Y Electro-hydraulic proportional control valve
10/21/2009	CN201330709Y Inverted valve for air compressor
10/20/2009	US7604019 Electromechanical regulator with primary and backup modes of operation for regulating passenger oxygen
10/20/2009	CA2550098C Pressure relief device with increased flow rate
10/14/2009	EP1644633B1 Pressure maintaining valve, tool, set and fuel injection system
10/14/2009	CN201327119Y Steady-pressure interceptor
10/14/2009	CN201327118Y Static interceptor
10/14/2009	CN201326796Y Large flow electric explosion valve for inflammable medium
10/14/2009	CN201326795Y Shut-down self-closing valve
10/14/2009	CN201326794Y Gas self-closing device
10/14/2009	CN201326793Y One-way valve of manual oil pump
10/14/2009	CN201326792Y Methane constant pressure valve
10/14/2009	CN201326791Y Low-and-medium-pressure safety valve
10/14/2009	CN201326790Y Hydraulic damper for resisting exhaust counterforce of safety valve
10/14/2009	CN201326783Y Pneumatic double-adjusting fuel gas valve
10/14/2009	CN201326747Y Cold air adjusting valve specially used for purifying petroleum coke calcined smoke and gas
10/14/2009	CN201325713Y Password theft-proof relief valve for oil tank
10/14/2009	CN101558261A Safety device for protecting against excess pressure in a pressure guiding system
10/14/2009	CN101555956A Venting explosion valve
10/13/2009	US7601270 Microfabricated elastomeric valve and pump systems
10/13/2009	CA2276560C Fluid injector
10/07/2009	EP2107283A2 Anti-flooding device
10/07/2009	CN201323213Y Nickel-hydrogen battery pressure safety valve
10/07/2009	CN201322577Y A fall-off cap
10/07/2009	CN201322137Y Shield for pressure balance filter tap
10/07/2009	CN201322132Y Improved pneumatic valve adjusting device
10/07/2009	CN201322123Y Energy conservation explosion venting valve
10/07/2009	CN201322122Y Energy-saving type gas pressure reducing valve
10/07/2009	CN201322121Y Pressure adjustable safety valve
10/07/2009	CN201322120Y high-pressure large-flow inflated safety valve
10/07/2009	CN101551031A Anti-flooding device
10/07/2009	CN101551030A Balance valve
10/07/2009	CN101551018A Self-closing valve under water-supply off
10/06/2009	US7597153 Automotive onboard fire suppression system reservoir having multifunction control valve
10/06/2009	CA2535326C Compact manifolded fail-safe hydraulic control system
10/06/2009	CA2424503C Flexible hose safety kit
10/01/2009	US20090242045 Fluid balancing relief valve with grooved process surface
10/01/2009	US20090242041 Pressure control valve
10/01/2009	US20090242034 Fluid control apparatus
09/2009
09/30/2009	CN201318489Y Slit type annular hydraulic regulating valve
09/30/2009	CN201318488Y Hydraulic control valve
09/30/2009	CN201318487Y Plunger-type balance safety-valve
09/30/2009	CN201318486Y Bellow-type balance safety-valve
09/30/2009	CN101545558A Time switching device for adjustable hydraulic control throttle valve
09/30/2009	CN101545555A Pressure control valve for controlling opening degree of valve core through utilization of sensing element and refrigeration system
09/30/2009	CN101545554A Pressure control valve
09/30/2009	CN101545553A Pressure control valve
09/30/2009	CN101545552A Natural gas pipeline automatic antileak protective system
09/30/2009	CN101545551A Pressure control valve
09/30/2009	CN100545404C Unitary overpressure vent panel structure
09/24/2009	WO2009116865A1 Connecting arrangement at a point of care
09/24/2009	WO2009116846A1 Needle-type stepped cylindrical stopper for automatic control of water consumption in pipelines
09/24/2009	US20090238699 Control valve assembly for a compressor unloader
09/24/2009	US20090235995 Fuel delivery module regulator valve
09/24/2009	US20090235994 Coaxial pressure retention and relief mechanism
09/24/2009	DE102008056181A1 Gasströmungswächter Gas flow monitor
09/23/2009	EP2103853A2 Pressure maintenance valve
09/23/2009	EP2102538A1 Safety valve
09/23/2009	EP2102537A1 Control unit for actuating a pressure valve, particularly a differential pressure valve of an aircraft cabin
09/23/2009	EP1882122B1 Valve in particular a proportional pressure relief valve
09/23/2009	CN201314402Y Gas flow control valve
09/23/2009	CN201314401Y Membrane-type differential vent valve
09/23/2009	CN201314400Y Relief valve
09/23/2009	CN201314399Y Novel straight valve for liquefied petroleum gas cylinder
09/23/2009	CN101539291A Mixed-oxygen preheating oil burning system
09/23/2009	CN101539218A Control module of high-pressure bypass pressure and temperature reducing valve actuating mechanism
09/20/2009	CA2624740A1 Backpressure regulator using magnetic repulsion
09/17/2009	WO2009113050A2 Valve useful for controlling the dispensing of gas propellant liquids
09/17/2009	WO2009112197A1 Gas flow monitor

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