Patents for G05D 7 - Control of flow (11,410) |
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04/14/1999 | CN1213668A Method of controlling gas flow rate in gas phase polymerization apparatus and gas phase polymerization apparatus |
04/13/1999 | US5893390 Flow controller |
04/13/1999 | CA2014546C Automatic starting fluid injection apparatus and method |
04/07/1999 | EP0773877B1 Valve device, in particular for hydraulic brake systems with abs or drive-slip control, and a method of adjusting a valve device |
04/07/1999 | CN1213158A Chemical treating apparatus and flow rate controlling method thereof |
04/06/1999 | CA2249851A1 Process and apparatus for controlling at least two production devices |
04/01/1999 | DE19743057A1 Dispensing of a powder formed product in a packaging application |
04/01/1999 | DE19740637A1 Flow regulator for varnish spray pistol |
03/30/1999 | US5887613 Device for the regulation of a constant outflow from a liquid container |
03/25/1999 | WO1998052874A3 Water treatment system having dosing control |
03/24/1999 | EP0681716B1 Improved automatic recirculation valve |
03/23/1999 | US5885317 Multiple orifice glass feed system |
03/23/1999 | CA2171716C Flow-metered pumping with load compensation system and method |
03/17/1999 | EP0839277B1 Fluid metering device |
03/17/1999 | CN2311010Y Hand-operated light pillar display device |
03/16/1999 | US5882254 Laboratory fume hood controller utilizing object detection |
03/11/1999 | WO1999011943A1 Regulator for adjusting the fluid flow in a hydrostatic or aerostatic device |
03/11/1999 | DE19737781A1 Regler zur Regelung eines mindestens einer Hydrostatik- oder Aerostatiktasche einer Lagerung, Gewindespindelmutter, oder einer Führung zugeführten Medienstromes A controller for controlling at least one hydrostatic or aerostatic pocket of a bearing, threaded spindle nut or a guide supplied media stream |
03/10/1999 | EP0900750A2 Vibratory conveyor and control system therefor |
03/10/1999 | EP0900590A1 Method of controlling gas flow rate in gas phase polymerization apparatus and gas phase polymerization apparatus |
03/10/1999 | EP0667006B1 Remote region vacuum regulator |
03/10/1999 | CN1210482A Apparatus and method for producing thin solidified alloy |
03/09/1999 | US5880378 Critical flow venturi with variable and continuous range |
03/09/1999 | US5878777 Flow control valve having variable flow ring and seat cage |
03/09/1999 | US5878766 Pressure compensated flow control valve |
03/09/1999 | US5878765 Microprocessor-controlled position regulator |
03/05/1999 | CA2246508A1 Method of controlling gas flow rate in gas phase polymerization apparatus and gas phase polymerization apparatus |
03/04/1999 | WO1999010791A1 Pressure compensated flow control valve |
03/03/1999 | EP0898497A1 Electroformed multilayer flow regulator |
03/03/1999 | EP0643594B1 Blood extraction flow control calibration system and method |
03/02/1999 | US5875806 Flow control valve with increased flow range |
02/25/1999 | WO1999009463A1 Pressure type flow rate control apparatus |
02/25/1999 | WO1999009324A1 Orifice for pressure type flow rate control unit and process for manufacturing orifice |
02/25/1999 | DE19736079A1 Water flow generation unit especially for swimming pool |
02/25/1999 | DE19733773A1 Pressure control valve for pneumatic and hydraulic media |
02/24/1999 | EP0898112A1 Pipeline system for the controlled distribution of a fluid and method for the operation of such a system |
02/24/1999 | EP0607451B1 Flow rate control valve and its control method |
02/24/1999 | CN1208831A System and operation method for controlling fluid medium distributing pipe-line |
02/23/1999 | US5875109 Adaptive flow controller for use with a flow control system |
02/17/1999 | CN2308103Y Metering control device for gas meter with intelligence IC card |
02/17/1999 | CN1208476A Method and device for examining and/or adjusting valves |
02/17/1999 | CN1208044A Method for controlling gas-velocity in gas-phase polymerization vessel and process for gas-phase polymerization |
02/16/1999 | US5871123 Device for deposition of a fluid material, manipulator therefor, and procedure for using said device |
02/11/1999 | WO1999006893A1 Improving control accuracy of a pulse-operated electromechanical device |
02/11/1999 | WO1999006891A1 Flow control system |
02/09/1999 | US5868164 Fluid control valve system with combined step and proportional-integral control |
02/09/1999 | US5868159 Pressure-based mass flow controller |
02/09/1999 | US5868154 Propane supply system with secondary containment tank |
02/09/1999 | US5868153 Ultrasonic liquid flow control apparatus and method |
02/04/1999 | WO1999005409A1 Regulated linear purge solenoid valve |
02/04/1999 | WO1999005408A1 Regulated linear purge solenoid valve |
02/04/1999 | WO1999004615A1 System for delivering a substantially constant vapor flow to a chemical process reactor |
02/03/1999 | EP0894216A1 Proportional solenoid-controlled fluid valve assembly |
02/02/1999 | US5867031 Method of improving pressure sensor measurement by passive current compensation |
02/02/1999 | US5865205 Dynamic gas flow controller |
01/27/1999 | EP0864076A4 Improved fluid pressure measuring system for control valves |
01/26/1999 | US5862986 System usable for dispensing fluids |
01/20/1999 | CN1205408A Opening and closing valve |
01/19/1999 | CA2020924C Logic valve |
01/13/1999 | EP0890828A1 Method and apparatus for detecting and controlling mass flow |
01/13/1999 | EP0890390A1 Method for controlling gas-velocity in gas-phase polymerization vessel and process for gas-phase polymerization |
01/13/1999 | EP0890146A1 Vacuum actuated sheath valve |
01/12/1999 | US5857478 Demand responsive flow control valve |
01/10/1999 | CA2242900A1 Method for controlling gas-velocity in gas-phase polymerization vessel and process for gas-phase polymerization |
01/07/1999 | EP0889291A2 Improved adaptive flow controller |
01/06/1999 | CN2303327Y Arrangement for controlling flow of fluid |
01/06/1999 | CN2303326Y Arrangement for controlling flow rate of combustible gas |
01/05/1999 | USRE36022 Servo control for hydraulic elevator |
01/05/1999 | US5855355 Quiet and constant flow control valve |
01/05/1999 | US5855232 Automatic metering/supplying apparatus for granular substances |
01/05/1999 | CA2147338C Fume hood exhaust terminal |
12/30/1998 | EP0722541B1 Micromachined flow switches |
12/29/1998 | US5853018 Dampening resonance in a flow regulator |
12/29/1998 | CA2164752C Chemical reactor feed control |
12/24/1998 | DE19725686A1 Flow-rate control device |
12/23/1998 | EP0722540B1 Micromachined fluid flow regulators |
12/23/1998 | CN1202616A Fluid flow rate measuring and controlling device and method |
12/23/1998 | CN1041351C Apparatus for delivering metered quanties of a fluid substance |
12/22/1998 | US5850852 Crossflow with crossmirror and lock out capability valve |
12/22/1998 | US5850850 Flow controller, parts of flow controller, and related method |
12/17/1998 | WO1998057242A1 Device for controlling the flow of a product contained in a chamber |
12/17/1998 | WO1998057064A1 Temperature compensation system for regulating flow through tubing in a pump |
12/17/1998 | DE19825882A1 Capillary dosing unit |
12/17/1998 | DE19725908A1 Method of dispensing doses of fluid media |
12/17/1998 | DE19725062A1 Flow regulation system for e.g. motor vehicle heating system |
12/17/1998 | DE19724447A1 Method of manufacturing digital valve arrangement to give a proportional characteristic |
12/16/1998 | EP0884510A1 Discrete valve-throttle with a pulse control system |
12/16/1998 | EP0884116A2 Laboratory fume hood controller utilizing object detection |
12/16/1998 | EP0883444A1 Method and system for dispensing a viscous solution |
12/16/1998 | CN1201924A Statement regurding federally sponsored research or development |
12/16/1998 | CN1201886A Laboratory fume hood controller utilizing object detection |
12/10/1998 | DE19825103A1 Volume flow control device for electrical test=tube pump |
12/09/1998 | EP0882638A1 Dynamic load signal fluid controller with instant on flow amplification |
12/09/1998 | EP0756559B1 Filling stream adjusting process |
12/09/1998 | CN1201173A Water-flow control apparatus for water purifier |
12/09/1998 | CA2224425A1 Laboratory fume hood controller utilizing object detection |
12/08/1998 | US5847285 Volume compensating pressure regulated flow control dispensing system |
12/08/1998 | US5845622 For a fuel supply system of a combustion engine |
12/03/1998 | WO1998054071A1 Powder/granule feeder and its application apparatus |
12/03/1998 | DE19722325A1 Valve for limiting volume flow in heating systems |