Patents for G05D 16 - Control of fluid pressure (11,321)
01/2002
01/23/2002EP1174784A1 Integrated pressure reducing valve having a single fitting for fluid inlet and outlet
01/23/2002EP1174783A1 Process-chamber flow control system
01/23/2002EP1173802A1 Pressure regulator with selector control
01/23/2002EP0775337B2 Hydraulic drive control system
01/22/2002US6340390 Method for manufacturing silicon single crystal
01/17/2002WO2002005050A1 Pilot-operated relief valve
01/17/2002WO2002005049A1 Direct-acting pressure regulator
01/17/2002WO2002005048A1 Method and device for controlling at least one valve
01/17/2002WO2002005046A2 Extended range proportional flow valve method
01/17/2002WO2002004848A1 Valve
01/17/2002US20020005436 Supercooling degree control type expansion valve
01/17/2002CA2416218A1 Direct-acting pressure regulator
01/15/2002US6338358 Pressure control apparatus
01/10/2002DE10031586A1 Hydraulisch gesteuertes Druckentlastungsventil für Hochdruckreaktoren Hydraulically operated pressure relief valve for high pressure reactors
01/09/2002EP1170653A1 Gas pressure reducing valve
01/09/2002EP1170533A1 Fluid pressure reducing valve with angularly limited rotating handwheel
01/09/2002EP1169592A2 Pressure reducing valve
01/09/2002EP0777871B1 A pump control module
01/09/2002CN1330240A 减压阀 Valve
01/08/2002US6336332 Pressure regulating device for a cryogenic tank and plant for delivering corresponding fluid
01/08/2002CA2107624C Electro-pneumatic converter calibration
01/03/2002WO2002001307A1 Pressure regulator
01/03/2002WO2002001306A1 Gas flow regulation system
01/03/2002US20020000530 Proportional solenoid-controlled fluid valve assembly without non-magnetic alignment support element
01/03/2002US20020000245 Pressure reducing valve
01/03/2002US20020000091 Safety device for a moving system
01/03/2002DE10029228A1 Aerosoldose mit Druckreduzierventil Aerosol can with pressure reducing valve
01/03/2002DE10028564A1 Controlling fluid throughput and/or pressure involves dynamically setting body flow resistance via frequency, amplitude and/or direction of rotation of body oscillation and/or rotation
01/03/2002CA2414233A1 Gas flow regulation system
01/02/2002EP1167899A2 Supercooling degree control type expansion valve
01/02/2002EP1166899A1 Control unit for a high pressure cleaner
01/02/2002EP1165245A1 Method and device for filling a pressure tank with a fluid
01/02/2002EP1165244A1 Method and device for dispensing a fluid from a pressure tank
01/02/2002EP0934559B1 Formed metal diaphragm with improved cycle life
01/01/2002US6334460 Pressure regulator baffle seat with radial flow paths
01/01/2002CA2321844C Pneumatic valve and regulator
12/2001
12/27/2001WO2001098692A2 Intrinsically safe microprocessor controlled pressure regulator
12/27/2001US20010055706 Fuel cell hot zone pressure regulator
12/27/2001US20010054967 Low power regulator system and method
12/27/2001US20010054548 Pressure controller for a coke box
12/27/2001US20010054441 Pneumatic valve and regulator apparatus and method for regulating compressed air therefor
12/26/2001CN1328630A Automatic hydraulic balancing device
12/26/2001CN1076809C Tap/pressure regulator assembly for gas bottle
12/25/2001US6333418 Cyclization of 4-amino-2-halobutyric acid to azetidine-2-carboxylic acid wherein more than 30 g of acid is cyclized per liter of reaction mixture
12/25/2001US6332476 Pressure level control device
12/23/2001CA2312237A1 Pressure regulator
12/23/2001CA2312122A1 Gas flow regulation system
12/20/2001WO2001096972A2 Methods and apparatus for maintaining a pressure within an environmentally controlled chamber
12/20/2001WO2001096208A1 Aerosol spray can with pressure reducing valve
12/20/2001US20010052365 Pressure reducer for compressed gases
12/13/2001WO2001095048A1 Fluid control apparatus and method
12/13/2001WO2001095045A1 Pneumatic pressure control device
12/13/2001WO2001094818A1 Differential pressure regulator
12/13/2001WO2001033307A3 Valve, especially a pressure control valve
12/13/2001CA2412135A1 Fluid control apparatus and method
12/12/2001EP1162372A1 Liquid pressurizing device
12/12/2001EP1161635A1 Extended range proportional valve
12/12/2001EP0804708B1 Improved flow regulator
12/12/2001CN2465217Y Float ball switch
12/11/2001US6328065 Electromagnetic hydraulic valve
12/11/2001US6328056 Proportional bypass valve with dual variable orifice
12/11/2001US6328054 Balanced fluid pressure regulator
12/08/2001CA2349705A1 Fluid expansion valve with limited angular travel rotary control
12/06/2001WO2001092438A2 Pressure controller for a coke box
12/06/2001WO2001042691A3 Proportional valve that can be actuated electromagnetically
12/06/2001US20010049035 Inorganic cation exchange material with silica and polymer based binders; inexpensive
12/06/2001DE19620461C2 Flüssigkeitsdrossel, insbesondere für eine Absorptionswärmepumpe oder Absorptionskältemaschine Fluid flow restriction, especially for an absorption heat pump or an absorption chiller
12/06/2001DE10026035A1 Regeleinrichtung für Gasbrenner Controller for gas burners
12/05/2001EP1160639A2 Pressure reducer for compressed gases
12/05/2001EP1160638A1 Gas control valve
12/05/2001CN2463865Y 智能泵 Smart Pump
12/04/2001US6325468 EBS modulator with direct exhaust capability
12/04/2001US6325467 Pressure control valve, in particular for the pressure fluid control in slip-controlled, hydraulic brake systems
12/04/2001US6325097 Manifold and regulator apparatus
11/2001
11/29/2001WO2001090648A1 Control device for gas burners
11/29/2001WO2001090617A1 Pressure regulating piston with built in relief valve
11/29/2001DE10025772A1 Proportional pressure valve with emergency function has second pressure line between chambers open in first position of control piston, closed in second position nearer regulating piston
11/29/2001DE10024700A1 Vorrichtung zur Regelung des Drucks in einem Hydraulikkreis Apparatus for controlling the pressure in a hydraulic circuit
11/29/2001CA2378308A1 Control device for gas burners
11/28/2001EP1158230A2 Solenoid operated pressure control valve
11/28/2001CN2462439Y Multifunctional oil tank gas recovering and frequency converting control cabinet
11/27/2001US6321779 Pressure regulator
11/27/2001US6321774 Control valve for cryogenic use
11/27/2001US6321772 Vacuum pressure-adjusting apparatus
11/22/2001WO2001088650A1 Method for controlling pressure in a hydraulic circuit
11/22/2001US20010043867 Pressure fluctuation dampening system
11/22/2001DE10024054A1 Gas pressure regulator has separate spring-loaded safety valve that implements regulation function and control function is undertaken by membrane valve
11/21/2001CN2461033Y Regulator
11/20/2001US6318407 Pressure regulator with gauge
11/20/2001US6318405 Fuel pressure regulator with fluidic assist
11/20/2001US6318400 Low interflow hydraulic shuttle valve
11/15/2001WO2001086367A1 Integrated pressure management apparatus having electronic control circuit
11/15/2001WO2001086283A2 Apparatus and method for multiple channel high throughput purification
11/15/2001CA2408410A1 Apparatus and method for multiple channel high throughput purification
11/14/2001EP1152924A1 Overpressure control circuit for vehicle pneumatic system
11/14/2001EP0939923B1 Method for detecting the occurrence of surge in a centrifugal compressor
11/13/2001US6316045 Using a primary pump, a secondary pump, speed control means for controlling the speed of the primary pump, and first gas analyzer means for analyzing the extracted gases upstream from the primary pump and for producing first analysis signals.
11/13/2001US6314635 Integrated crimp bias apparatus and method
11/08/2001US20010037829 Pressure testing apparatus for gas service delivery systems
11/08/2001DE10021799A1 Method and device for regulating air pressure in printing machines with multiple consumers has an air generator to create preset set-point pressure values and a pressure absorber to measure actual pressure values in a consumer pipe.
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