| Patents for F16K 37 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given (8,203) |
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| 01/09/2002 | CN1077670C Flow rate controlling valve |
| 01/02/2002 | EP1164911A1 Self-evacuating vacuum cleaner |
| 01/02/2002 | CN2469284Y Opening/closing controlling, flow regulating and signal structure of hydraulic controlling valve |
| 12/27/2001 | WO2001098699A1 A driving device including a position indicator |
| 12/27/2001 | WO2001044632A3 Control valve |
| 12/26/2001 | CN2467853Y Vehicle petroleum liquefied gas cylinder combined valves limited charging apparatus |
| 12/25/2001 | US6333843 Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine |
| 12/20/2001 | US20010052363 Position sensing system for butterfly valves |
| 12/19/2001 | EP1163466A1 Position detection for rotary control valves |
| 12/19/2001 | CN2466450Y Temp-measuring ball valve for installing temp. sensor |
| 12/18/2001 | CA2234187C Adjustable electronic position indicator apparatus |
| 12/12/2001 | EP1161636A1 Emergency shutdown test system |
| 12/11/2001 | US6328053 Automatic actuator system |
| 12/06/2001 | US20010048089 Flow control valve assembly |
| 11/28/2001 | EP1157718A2 Linear gas valve cycle control, shut-off-valve and self test |
| 11/28/2001 | CN2462167Y Stopping type sealed electromagnetic valve having feedback signal |
| 11/28/2001 | CN1324307A Pressure cutoff valve |
| 11/27/2001 | US6321781 Apparatus for monitoring the valve stroke of an electromagnetically actuated valve |
| 11/27/2001 | US6321771 Pressure relief device for a sealed system |
| 11/22/2001 | WO2001088423A1 Position controller especially for a drive actuated valve having inherent safety design |
| 11/21/2001 | EP1156249A1 Device for positioning and holding a magnet and a position controller containing this device |
| 11/21/2001 | CN2460823Y Device for automatic control temp. of fluid in pipeline |
| 11/20/2001 | US6318407 Pressure regulator with gauge |
| 11/13/2001 | US6317717 Voice activated liquid management system |
| 11/13/2001 | US6314994 Adjustment for signal transmitter |
| 11/08/2001 | US20010037828 Instrument installation and method for testing imperviousness in a high pressure process |
| 11/01/2001 | WO2001081802A2 Electric actuator for fluid control valves |
| 10/31/2001 | CN2457412Y Ball valve with diffuse |
| 10/31/2001 | CN1320230A Method for detecting abnormal flow rate pressure flow rate controller |
| 10/30/2001 | US6308723 Piezo-resistive position indicator |
| 10/25/2001 | WO2001079732A1 Device for valve monitoring |
| 10/25/2001 | WO2001025662A3 Diagnostic system and method, especially for a valve |
| 10/25/2001 | DE10018817A1 Messgeräteinstallation an einer Hochdruck-Prozessleitung, sowie Verfahren zur Dichtheitsprüfung und zum Abbau des Messgeräts in einer solchen Messgeräteinstallation Measuring installation of a high-pressure process piping, as well as procedures for leak testing, and the reduction of the gauge in such Measuring installation |
| 10/24/2001 | CN2455979Y Lockable ball valve with temperature sensor hole |
| 10/23/2001 | US6305662 Reduced-energy-consumption actuator |
| 10/18/2001 | WO2001077551A2 Pressure relief device for a sealed system |
| 10/18/2001 | WO2001077506A1 Throttle device and throttle sensor of internal combustion engine |
| 10/18/2001 | DE19723650C2 Verfahren und Vorrichtung zur Überwachung eines Stellgeräts Method and device for monitoring of an actuator |
| 10/18/2001 | DE10016636A1 Stellungsregler, insbesondere für ein durch einen Antrieb betätigbares Ventil Positioners, in particular for a valve actuated by a drive |
| 10/17/2001 | EP1146269A2 Measuring installation for a high pressure process pipeline and method of leak detection |
| 10/17/2001 | EP0904573B1 A method for surveying the condition of a control valve, and a valve apparatus |
| 10/11/2001 | WO2001075344A1 Positioner, especially for a valve that can be actuated by a drive |
| 10/11/2001 | US20010027812 Position detection for rotary control valves |
| 10/10/2001 | EP1141603A1 Pressure regulator with gauge |
| 10/04/2001 | WO2001073329A1 Commissioning and testing device for electrically controlled hydraulic and/or pneumatic valves |
| 10/04/2001 | US20010025657 Apparatus for visually checking the operational status of a stop valve, and a manual opening apparatus for a normally-closed valve |
| 10/04/2001 | EP1138995A2 An apparatus for visually checking the operational status of a stop valve, and a manual opening apparatus for a normally-closed valve |
| 10/04/2001 | EP1138994A2 Severe service valve positioner |
| 10/04/2001 | DE10032435A1 Inbetriebnahme- und Testeinrichtung für elektrisch angesteuerte Hydraulik- Und/oder Pneumatikventile Commissioning and testing device for electrically controlled hydraulic and / or pneumatic valves |
| 09/27/2001 | US20010023709 Pilot-type two-port vacuum valve |
| 09/26/2001 | EP1136735A2 Pilot-type two-port vacuum valve |
| 09/26/2001 | EP1135666A2 Piezo-resistive position indicator |
| 09/26/2001 | EP1135640A1 Pressure source with constant relative increase of pressure and method for diagnosing safety valves for over or under pressure |
| 09/26/2001 | CN1314557A Guide type two hole vacuum valve |
| 09/25/2001 | US6293298 Water softener valve |
| 09/19/2001 | EP0815374B1 Flow compensated pressure control system |
| 09/18/2001 | US6289749 Thrust sensor assembly |
| 09/13/2001 | WO2001014750A3 Control-valve drive with sensor unit for detecting the position of the valve |
| 09/13/2001 | US20010020901 Apparatus for sensing fluid flow and associated load control circuit |
| 09/13/2001 | US20010020645 Water mixing valve |
| 09/11/2001 | US6288409 Method for measuring the lift of a valve needle of a valve and for adjusting the volume of media flow of the valve |
| 09/07/2001 | WO2001065160A1 Valve assembly with electronic timer to control open/shut functions |
| 09/07/2001 | WO2001065159A1 Reduced-energy-consumption actuator |
| 09/04/2001 | US6283149 Directional control valve having position detecting function |
| 09/04/2001 | US6283138 Pressure relief valve monitoring device |
| 08/29/2001 | EP1128105A2 Water mixing valve |
| 08/29/2001 | CN2445155Y 电接点压力释放阀 Electric contact pressure release valve |
| 08/29/2001 | CN1310306A High pressure liquid valve and its intelligent monitoring system |
| 08/22/2001 | EP1126347A1 Method for detecting abnormal flow rate for pressure flow rate controller |
| 08/22/2001 | EP1124700A1 A pressure cutoff valve |
| 08/22/2001 | CN2444096Y Safety valve for injuction moulding machine |
| 08/21/2001 | US6276393 Position sensing system for butterfly valves |
| 08/16/2001 | WO2001059346A1 Means for testing operation of an emergency valve |
| 08/16/2001 | US20010013323 Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine |
| 08/01/2001 | CN2441001Y Valve leakageproofing device |
| 07/31/2001 | US6267140 Directional control valve having position detecting function |
| 07/31/2001 | US6267139 Valve arrangement |
| 07/31/2001 | US6267138 Method and means for monitoring a control apparatus |
| 07/24/2001 | US6263915 Directional control valve having position detecting function |
| 07/24/2001 | US6263900 Low capacity chlorine gas feed system |
| 07/19/2001 | WO2001051836A1 System for acquiring data from a facility and method |
| 07/10/2001 | US6257276 Freely programmable position indicating apparatus |
| 07/05/2001 | DE19960190A1 Regelventil Control valve |
| 07/04/2001 | EP0877975B1 Pressure compensating hydraulic control valve system |
| 06/21/2001 | WO2001044632A2 Control valve |
| 06/19/2001 | US6247489 Check valve |
| 06/14/2001 | WO2001042693A2 Pressure relief valve detection and monitoring device and system |
| 06/13/2001 | CN2434492Y Leakage checking gas valve |
| 06/13/2001 | CN1299452A Enclosed indicator for a piston in a control valve |
| 06/13/2001 | CN1299451A Pressure relief valve monitoring device |
| 06/12/2001 | US6246333 Apparatus for sensing fluid flow and associated load control circuit |
| 06/12/2001 | US6246331 Apparatus for sensing fluid flow and associated load control circuit |
| 06/12/2001 | US6244296 Position detection for rotary control valves |
| 06/12/2001 | US6244289 Vent system |
| 06/06/2001 | EP1104518A2 Integrated barrier fluid sealing apparatus with visual volume indicator |
| 06/06/2001 | EP0858625B1 Acquisition of characteristic data of control device during its operation |
| 06/05/2001 | US6242909 Electrical sensing of valve actuator position |
| 06/05/2001 | US6240789 Permanently instrumented actuated valve assembly, with internally-gauged, permanently instrumented shaft |
| 05/29/2001 | US6237626 Remote valve position indicator |
| 05/23/2001 | EP1102052A1 Method to control a butterfly valve |