Patents for F16K 17 - Safety valves; Equalising valves (21,027)
08/1999
08/25/1999CN2334970Y Pressure reducing stabilizer
08/24/1999US5941269 Pressure relief device
08/24/1999US5941268 Tank safety valve
08/19/1999DE19824494C1 Control device for safety valve for pressure flask
08/18/1999CN2333853Y Pressure equalizing fluid equivalent shunt valve
08/18/1999CN2333852Y Pressure reducing valve with non-stop reverse washing and protecting device
08/18/1999CN2333851Y Multi-functional safety pressure regulating valve for liquefied petroleum gas
08/18/1999CA2262049A1 Thermally sensitive valve
08/17/1999US5938170 Proportional control solenoid relief valve
08/17/1999US5937893 Shield for pressure relief device
08/12/1999WO1999040351A1 Device for preventing undesired release of liquid
08/12/1999WO1999040349A1 Pressure control valve
08/12/1999DE19804752A1 Sitzventil Valve seat
08/11/1999CN2332855Y Safety decompression valve of water heater
08/10/1999US5934329 Apparatus for controlling the release of fluid
08/10/1999US5934318 Valve system
08/10/1999US5934308 Rupture disk apparatus and methods
08/10/1999US5934307 Overpressure protector
08/10/1999US5934306 Fuel tank for motor vehicles
08/05/1999WO1999039121A1 Tank transport pressure relief valve assembly
08/04/1999EP0933571A1 Fluid pressure release valve
08/04/1999EP0933569A2 Pivoting valve
08/04/1999EP0932783A1 Reduction and control valve
08/04/1999EP0760067B1 Multi-media safety relief valve
08/04/1999CN2331808Y Pressure-release valve
08/04/1999CN2331807Y Adjustable internal-row singl-way safety valve assembly
08/03/1999US5932110 Overfilling with concentrated dialysate solution chemicals; mixing with water; measurement, drainage
08/03/1999US5931191 Flow control valve for passing two fluids in opposite directions
08/03/1999US5931190 Relief valve
07/1999
07/28/1999CN2330839Y Leading safety valve
07/28/1999CN2330838Y Pressure-balancing coaxial valve
07/28/1999CN1224130A Explosion-proof auto-closing device for inflammable explosive gas
07/27/1999US5927954 Amplified pressure air driven diaphragm pump and pressure relief value therefor
07/27/1999US5927323 Pressure control valve
07/27/1999US5927315 Fuel leakage prevention apparatus
07/27/1999US5927314 For a fluid delivery system
07/27/1999US5927312 Method and apparatus for extinguishing combustion within combustible tubing
07/22/1999WO1999036970A2 Multiple dome single-panel explosion vent
07/21/1999EP0930454A1 Thermally releasable shut-off device
07/21/1999CN2329821Y Bidirectional non-return valve
07/21/1999CN2329820Y Pressurized safety valve
07/21/1999CN2329819Y Improved structure for pressure differential disc of pulling/ejecting-type gas valve
07/21/1999CN2329818Y Multifunctional balance valve
07/20/1999US5924443 Device for limiting the prestress of a control spring
07/20/1999US5924442 For use with a pressure cylinder valve
07/20/1999US5924438 Gas-pressure relief valve unit, particularly for fuel vapors
07/15/1999WO1999035399A1 Valve assembly for use with high pressure pumps
07/15/1999WO1999035017A1 Pressure regulating valve for regulating a hydraulic fluid in anti-slip hydraulic brake systems
07/15/1999DE19800496A1 Druckregelventil, insbesondere zur Druckmittelsteuerung in schlupfger. Pressure regulator, in particular for pressure fluid control in schlupfger. hydrl. hydrl. Bremsanlagen Brake Systems
07/15/1999CA2317648A1 Valve assembly for use with high pressure pumps
07/14/1999EP0753117B1 Valve disc and safety valve
07/14/1999CN2328838Y Low pressure container, oil tank automatic discharging water valve
07/13/1999US5921835 Inflation device for a buoyancy body
07/13/1999US5921274 Internal relief and bypass valve for pumps and piping systems
07/13/1999US5921271 Safety shut-off valve for high pressure bottles
07/07/1999CN2327857Y Adjustable magnetic pressure automatic valve for atomizer
07/07/1999CN2327855Y 呼吸阀门装置 Breathing valve device
07/07/1999CN2327251Y Constant pressure structure of water-bed
07/07/1999CN1221697A Plastic safety valve for vessels
07/07/1999CN1044032C 液压阀 Hydraulic valve
07/06/1999US5919033 Pump having relief valve seat free of direct structural restraint
07/06/1999US5918676 Horizontal tree safety valve
07/06/1999US5918628 Multi-stage check valve
07/06/1999US5918627 Safety valve
07/06/1999US5918619 Safety pressure relief valve assembly, components therefor and methods of making the same
07/01/1999WO1999032817A1 Fluid flow control valve
06/1999
06/30/1999CN2326799Y Gas safety valve
06/30/1999CN2326798Y High-low-pressure self-closing safety valve
06/30/1999CN2326797Y Pipeline gas pressure-reducing self-closing safety valve
06/30/1999CN2326796Y Setting-type torsion control valve
06/23/1999EP0923689A1 Equalizing valve
06/23/1999EP0923402A1 Combined pressure reducing and charging valve
06/23/1999EP0835402B1 Pressure regulator
06/23/1999CN2325606Y Inner weight-loaded type automatic pressure reducing valve
06/23/1999CN1220726A Water-hammerless check valve device
06/23/1999CN1220333A Outside filter for flush valve
06/22/1999US5913664 Safety relief valve assembly for a fluid displacement apparatus
06/22/1999US5913330 Pressure/vacuum relief valve assembly
06/22/1999US5913326 Automatic closing device for a shut-off device
06/17/1999WO1999030007A1 Turbine engine with a thermal valve
06/16/1999EP0922649A1 Plastic safety valve for containers
06/16/1999CN2324348Y Pressure buffer valve for air conditioner
06/15/1999US5911242 Reversing valve and method
06/15/1999CA2249932A1 Multi-level fuel pickup
06/10/1999WO1999028615A1 Control valve for a jet pump
06/09/1999CN2323209Y Water supply and sewerage pressure reducing and regulating valve
06/08/1999US5909748 Pressure relief valve
06/08/1999CA2008866C Thermally-sensitive coupling device
06/03/1999WO1999027285A1 Radiation actuated valve
06/02/1999EP0919752A2 Balanced piston relief valve
06/02/1999EP0918966A1 Outlet pressure limiting valve
06/02/1999DE19853615A1 Fuel tank vapor emission control during tanking operations
06/02/1999DE19816463C1 Controller for safety valves in primary circuits of PWRs
06/02/1999CN2321998Y Gas supply self-cutting off pressure-reducing valve for fire disaster
05/1999
05/27/1999WO1999026003A1 Safety valve
05/27/1999DE19810223C1 Thermally actuated obturator for pipes
05/26/1999CN2320858Y Pressure-relief valve
05/26/1999CN2320857Y Thin safety valve for gas range
05/26/1999CN1217769A Hydraulic pressure pilot circuit
05/25/1999US5906219 Pressure sensitive valves