| Patents for F16K 39 - Devices for relieving the pressure on the sealing faces (1,335) |
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| 04/04/2012 | CN102401140A 大口径截止阀门 Large diameter cut-off valve |
| 03/28/2012 | CN202176724U 高压截止阀 High-pressure valve |
| 03/21/2012 | CN202171025U 具有平衡式阀板的闸阀 A valve plate having a balanced valve |
| 03/21/2012 | CN102388247A Redundant metal-to-metal seals for use with internal valves |
| 03/14/2012 | CN101985982B Heavy-caliber gate valve |
| 03/07/2012 | CN101187427B Intelligent type high temperature high voltage leakage-free solenoid valve |
| 02/29/2012 | EP2423549A1 Safety relief device for two-way sealed metal valve pocket |
| 02/22/2012 | EP2420712A2 Positioning device for regulating a fluid flow |
| 02/16/2012 | WO2012020419A1 Integrated fluid control system with multiple values |
| 02/16/2012 | WO2012019796A1 Valve for controlling the internal pressure in a cabin of an aircraft |
| 02/08/2012 | EP2414709A1 Redundant metal-to-metal seals for use with internal valves |
| 01/31/2012 | US8104281 Nested valve and method of control |
| 01/25/2012 | EP2409918A2 Piston Valve with Built in Filtration |
| 01/18/2012 | EP2406528A1 Control valve element |
| 01/11/2012 | CN102313073A Valve buffer structure |
| 01/02/2012 | DE202007019292U1 Elektroventil Solenoid valve |
| 12/28/2011 | EP1558865B2 Gas valve |
| 12/15/2011 | WO2011154056A1 Valve arrangement |
| 12/14/2011 | EP2395267A2 Shut-off trim including spring loaded check valve |
| 12/14/2011 | EP2240713B1 Electromagnetically-operated seat valve |
| 12/07/2011 | EP2392781A1 Compact control-stop-valve for a steam turbine |
| 11/23/2011 | EP1590590B1 Control valve |
| 11/10/2011 | WO2011139166A1 System and process for equalization of pressure of a process flow stream across a valve |
| 11/09/2011 | EP2385283A1 Pneumatic valve |
| 11/09/2011 | CN102239354A Fluid flow control members for use with valves |
| 11/03/2011 | WO2011134400A1 Bidirectional pressure self balancing stop valve |
| 10/26/2011 | EP2381146A2 Valve |
| 10/20/2011 | WO2011128123A1 Solenoid valve |
| 10/19/2011 | CN101793330B Venting ball valve |
| 10/12/2011 | CN102213326A Balloon valve |
| 09/28/2011 | CN201992103U 一种新型自泄压楔式闸阀 A new self-relief wedge gate valves |
| 09/28/2011 | CN102203524A An expansion valve with force equalization |
| 09/28/2011 | CN102203489A Field removable bonnet assemblies for use with valves |
| 09/28/2011 | CN102203488A Fluid flow control members for use with valves |
| 09/28/2011 | CN102203487A Fluid flow control members for use with valves |
| 09/28/2011 | CN102203480A Valve assemblies |
| 09/28/2011 | CN102203479A Valve assemblies |
| 09/14/2011 | CN201973276U 电动浮动球阀 Electric floating ball |
| 09/07/2011 | CN102177378A Valves having removable internal actuation mechanisms |
| 08/31/2011 | CN102171500A Rotary supply joint, rotary timing valve and product handling apparatus |
| 08/31/2011 | CN101430096B Dual lift system |
| 08/24/2011 | CN201944411U 一种带有减压功能的阀体结构 A body structure with reduced functionality |
| 08/24/2011 | CN201944316U 一种高温高压楔式闸阀 A high-temperature high-pressure wedge gate valves |
| 08/18/2011 | WO2011098680A1 Dual butterfly valve |
| 08/17/2011 | CN102155551A 电动浮动球阀 Electric floating ball |
| 08/11/2011 | US20110192375 Fuel injector nozzle |
| 08/10/2011 | CN101806363B High-pressure high-temperature two-way balance stop valve |
| 08/03/2011 | EP2350511A1 Field removable bonnet assemblies for use with valves |
| 08/03/2011 | EP2350509A1 Valve assemblies |
| 08/03/2011 | CN201916557U 双阀芯高压差调节阀 Dual high differential pressure regulating valve spool |
| 08/02/2011 | US7987871 Switching valve |
| 07/27/2011 | EP2347158A1 Valves having removable internal actuation mechanisms |
| 07/20/2011 | CN102132078A Control valve |
| 06/29/2011 | EP2337980A1 Control valve |
| 06/29/2011 | EP2337979A1 Rotary supply joint, rotary timing valve and product handling apparatus |
| 06/23/2011 | WO2011032561A3 A venting valve for cargo tanks |
| 06/22/2011 | EP2334966A1 Fluid flow control members for use with valves |
| 06/22/2011 | EP2334965A1 Fluid flow control members for use with valves |
| 06/22/2011 | EP2334964A1 Fluid flow control members for use with valves |
| 06/15/2011 | EP2331859A1 Compact pressure balanced rotary valve |
| 06/15/2011 | CN201866292U Lightly-opened gate valve |
| 06/14/2011 | US7958768 System to control pressure in a test device |
| 06/08/2011 | EP2329172A2 Valve assemblies |
| 05/24/2011 | US7946557 Pressure-balanced valve and actuator assembly in a process control system and method |
| 05/24/2011 | CA2489331C Dual lift system |
| 05/18/2011 | EP2322783A1 Valve assembly for opening or closing a branch passage |
| 04/20/2011 | EP1802904B1 Pressure-equilibrated regulation valve and pressure relief station with a gas path switching device |
| 04/20/2011 | CN101625034B Pressure reducing apparatus |
| 04/13/2011 | CN101208551B 滑阀 Spool |
| 04/07/2011 | US20110079142 Cylinder Phaser Valves |
| 03/30/2011 | CN201779282U Valve buffering structure |
| 03/24/2011 | CA2680627A1 Poppet valve with diverging-converging flow passage and method to reduce total pressure loss |
| 03/16/2011 | CN101985982A Heavy-caliber gate valve |
| 03/16/2011 | CN101326392B Two-stage valve for controlling fluids |
| 03/15/2011 | US7905254 Shut-off valve |
| 03/09/2011 | CN101187428B Intelligent sleeve type high temperature high voltage solenoid valve |
| 02/16/2011 | EP1809551B1 Seal assembly for a fluid pressure control device |
| 02/16/2011 | CN201747961U Gas pressure reducer |
| 02/16/2011 | CN101978198A Valve |
| 02/09/2011 | CN201739535U Pneumatic electric stop unloading valve |
| 02/08/2011 | CA2524336C Modular actuator for valves and chokes |
| 02/03/2011 | WO2011012366A1 Pressure control valve |
| 02/02/2011 | CN101184942B Valve assembly |
| 01/19/2011 | EP2274542A1 Gate valve with equalizer port |
| 01/19/2011 | CN101368641B Unloading type liquid-control hydraulic break valve and its opening method |
| 01/12/2011 | EP2273126A1 Check valve for automatic recirculation |
| 01/12/2011 | CN101120152B Equalizing flapper for high slam rate applications |
| 01/05/2011 | EP2268948A1 Valve |
| 01/04/2011 | US7862006 Air intake valve apparatus for pneumatic gun |
| 12/29/2010 | CN201687042U Pressure-regulating ground outdoor fire hydrant |
| 12/29/2010 | CN101932861A Device for blocking and allowing a fluid stream and accompanying method |
| 12/09/2010 | WO2010141013A1 Universal valve system |
| 12/09/2010 | US20100307613 Device for blocking and releasing a fluid flow and associated method |
| 12/01/2010 | EP2255112A1 Minimum pressure valve |
| 12/01/2010 | CN101273225B Faucet with spherical rotating closure |
| 11/24/2010 | CN101893098A Pilot-operated type two-way circulated solenoid valve |
| 11/23/2010 | CA2603735C Fluid on-off valve device |
| 11/17/2010 | EP2251575A2 Valve for controlling a flow |
| 11/10/2010 | CN201627961U High pressure ball valve |
| 11/04/2010 | WO2010126885A1 Ball valve and method of use |