Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › 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
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)
12/2003
12/17/2003CN1131381C Pressuriazed fluid-driven apparatus with zero point position-determining mechanism
12/11/2003US20030226594 Manifold valve having position detecting mechanism
12/10/2003CN2591348Y Double-sealing gaseous fuel butterfly valve capable of on-line detection
12/04/2003WO2003100950A1 Electric motor driven actuator
12/04/2003WO2003100303A2 Flow measurement and control system for positive displacement pumps
12/04/2003US20030223882 Flow measurement and control system for positive displacement pumps
12/04/2003DE20310778U1 Stellungsmelder für Hubventilantriebe Position indicator for globe valve actuators
12/03/2003EP1250534B1 Control-valve drive with sensor unit for detecting the position of the valve
12/02/2003US6656955 Side effect reduction; synergistic mixture
12/02/2003US6655652 Position controller for a drive-actuated valve having inherent safety design
12/02/2003US6655316 Visual position indicator for valves with linear moving valve stem
11/2003
11/26/2003CN1458434A Digital hand wheel for valve
11/20/2003WO2003095965A2 Tank valve testing method
11/20/2003WO2003095961A1 Power signature diagnosing
11/19/2003EP1206787B1 Gas valve safety device
11/19/2003CN1127984C Pharmaceutical composition having enhanced antitumor activity and/or reduced side effects, containing antitumor agent and hydroxamic acid derivative
11/18/2003US6647770 Apparatus and method for testing internal combustion engine valves
11/12/2003EP1360435A1 Method for testing and maintenance of a safety valve
11/11/2003US6644347 Position detector, particularly for electrical valve actuators
11/11/2003US6644131 Steam trap instrument module
11/06/2003WO2003091614A1 Diagnostic system and method for a valve
11/06/2003WO2003012760A3 System and method for monitoring a pressurized system
11/06/2003WO2002076615A3 Liquid droplet dispensing
11/06/2003WO2002040914A9 Valve with handle including sensors and memory
11/05/2003EP1358417A1 Apparatus for testing operation of an emergency valve
11/05/2003EP1212564B1 Device for checking a safety valve
11/05/2003EP1015800B1 Method and device for determining a valve closure point
11/04/2003US6642724 Valve seating with electrodes, especially for <<enamel-test>> type control device
10/2003
10/30/2003US20030201015 Indicator-equipped flow regulating valve
10/29/2003EP1356228A2 Valve with handle including sensors and memory
10/29/2003EP1212224B1 Pressure control valve
10/28/2003US6637267 Diagnostic system and method, especially for a valve
10/22/2003EP1354159A1 Sprinkler alarm test and drainage device for fire protection systems
10/16/2003WO2003085297A1 Pinch valve with pressure containing member
10/16/2003WO2002078765A3 Programmable flexible-tube flow regulator and use methods
10/16/2003US20030194481 Method and device for applying fluids to substrates
10/16/2003CA2480172A1 Pinch valve with pressure containing member
10/15/2003EP1353104A1 Method and device for applying liquids to a substrate
10/15/2003EP0792428B1 An apparatus for controlling a valve
10/15/2003CN2580254Y Aperture indicator of open rod valve and gate
10/15/2003CN2580249Y Improved IC card central heating valve
10/14/2003US6631882 Method and apparatus to test a shutdown device while process continues to operate
10/12/2003CA2425081A1 Method and device for applying fluids to substrates
10/09/2003WO2002086365A8 Linear indicator for a valve
10/02/2003WO2002087409A3 Conformable balloonless catheter
10/02/2003US20030183791 Position controller for a drive-actuated valve having inherent safety design
09/2003
09/25/2003WO2003078953A1 Protective device for measuring instruments
09/25/2003US20030177848 Method and device for measuring a path that has been covered
09/18/2003US20030172754 Driving device including a position indicator
09/17/2003CN2573801Y Multifunctional ball valve
09/04/2003WO2002099321B1 Control valve
09/04/2003WO2002086365A9 Linear indicator for a valve
09/03/2003EP0991888B1 Method and apparatus for on-line detection of leaky emergency shut down or other valves
09/03/2003CN1120318C Emergency shutdown test system
09/02/2003US6612333 Selector valve with magnetometric sensor
09/02/2003US6612332 Solenoid valve having sensor
08/2003
08/27/2003CN2568892Y Hand gate valve able to indicate open degree and open/close state
08/26/2003US6609539 Hydraulically operated directional control valve
08/26/2003US6609533 Valve actuator and method
08/19/2003US6607140 Method for precise electric actuator control with reduced repositioning
08/14/2003US20030154056 System for acquiring data from facilities and method CIP
08/13/2003EP1161636B1 Emergency shutdown test system
08/06/2003EP0896660B1 Automatic valve test apparatus
08/06/2003CN2564825Y Detector for state of electromagnetic valve
08/06/2003CN2564803Y Differential pressure valve
07/2003
07/30/2003CN1432745A 阀 Valve
07/29/2003US6598454 System and method for monitoring a pressurized system
07/24/2003WO2003060459A1 Testing valve assemblies
07/24/2003US20030136929 Positioner for a valve that can be actuated by a drive
07/23/2003EP1329659A1 Method of calibrating a mobile spring of an electrovalve
07/23/2003CN1115495C Pilot Changeover valve with position detection function
07/23/2003CN1115494C Chang-over valve with position detection function
07/23/2003CN1115493C Chang-over valve with position detection function
07/23/2003CN1115492C Chang-over valve with position detection function
07/22/2003US6597290 Valve position output apparatus
07/17/2003US20030135334 Testing valve assemblies
07/17/2003US20030131896 Air servo valve
07/17/2003US20030131651 Calibration process for the mobile spring of a solenoid valve
07/16/2003CN1430740A Electric actuator for fluid control valves
07/15/2003US6591865 Solenoid valve with magnetometric sensors
07/02/2003EP1322929A1 Apparatus and method for on-line detection of leaky valves
07/02/2003CN1113179C Manually actuated diaphragm valve with lockout feature for open and closed positions
06/2003
06/26/2003US20030116742 Gate valve
06/26/2003US20030116200 Valve actuator and method
06/24/2003US6581635 Pilot-type two-port vacuum valve
06/19/2003US20030111004 Fluid pressure equipment with position indicating mechanism
06/19/2003US20030110838 Apparatus for on-line detection of leaky valves
06/18/2003EP1049892B1 Cap with integrated position display and lift stop for the spindle of a shut-off device and method and device for the production thereof
06/18/2003CN2556443Y Anti-theft automatic valve for automotive vehicle
06/18/2003CN2556442Y Pressure stabilizing constant-flow valve device
06/17/2003US6578602 Alarm valve system
06/10/2003US6575193 Control valve device of a pressure tank
06/10/2003US6575149 Exhaust gas regulator including a non-contact sensor
06/04/2003EP1315926A2 Water softener valve
06/04/2003EP1076789B1 Enclosed indicator for a piston in a control valve
06/04/2003CN1422369A Positioner, especially for a valve that can be actuated by a drive
06/04/2003CN1421631A Miniature-moment intelligent valve
05/2003
05/30/2003WO2003044402A1 Valve, particularly handwheel for a balancing valve
05/29/2003US20030098074 Valve
05/29/2003US20030098073 Shutoff valve and related methods
1 ... 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 ... 83