Patents for G05D 7 - Control of flow (11,410) |
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09/16/2004 | DE10220287B4 Durchflußmengenregler Flow regulator |
09/15/2004 | EP1456576A1 A device for regulating the flow of a fluid, in particular for solenoid valves |
09/15/2004 | EP1053035B1 Implantable drug infusion device having a flow regulator |
09/15/2004 | CN1529839A Valve control system for atomic layer deposition chamber |
09/14/2004 | US6789558 Digitally controlled direct drive valve and system and method for manufacturing the same |
09/09/2004 | DE10308736A1 Tube filling machine for filling tube with paste material has mass flow sensor arranged in product line and connected via mass signal line to controller to which it sends throughflow signal |
09/08/2004 | EP1454085A1 Process control valve |
09/07/2004 | US6787045 Air stripping volatile compounds from water or other solutes by distributing gas through branched pipes; ponds, rivers, lakes, sewage or effluent treatment lagoons or beds; flow control irrespective of pressure drop |
09/07/2004 | US6786225 Three-stage relay control |
09/02/2004 | WO2004074182A2 Flow regulator for controlled gravity flow of fluid |
09/02/2004 | US20040168733 Replaceable oriface unit |
09/02/2004 | US20040168719 System for dividing gas flow |
09/01/2004 | EP1451657A1 High purity coriolis mass flow controller cross-reference to related applications |
09/01/2004 | EP1451533A1 High purity fluid delivery system |
09/01/2004 | EP0960364A4 Micro mass flow control apparatus and method |
09/01/2004 | CN1525041A Automatic adjustment method for injection allocation quantity of oil field water injection well |
08/31/2004 | US6783009 Solely-bent baffle for liquid treatment basin |
08/31/2004 | US6782920 Fluid flow control device |
08/31/2004 | US6782906 Time based mass flow controller and method for controlling flow rate using it |
08/26/2004 | WO2004072561A2 Fuel regulator for natural gas fired co-generation unit |
08/26/2004 | US20040163957 Flow control systems |
08/26/2004 | US20040163712 Mass flow controller and method of operation of mass flow controller |
08/26/2004 | DE10305102A1 Mikrofluidik-Einrichtung Microfluidic device |
08/25/2004 | EP1450229A2 Circuit arrangement for control of a fan |
08/25/2004 | EP1410116A4 Fluid regulation |
08/25/2004 | CN1524205A Intelligent regulator with input/output capabilities |
08/24/2004 | US6782309 SPA controller computer interface |
08/24/2004 | US6779394 Apparatus and method for thermal management of a mass flow controller |
08/19/2004 | WO2004070801A1 Fluid control device and heat treatment device |
08/19/2004 | WO2004070488A1 Microfluidic device |
08/19/2004 | WO2004070322A2 Apparatus and method for fluid flow control |
08/19/2004 | US20040161308 Apparatus and method for controlling flow of process materials |
08/19/2004 | US20040159230 Velocity based method for controlling a hydraulic system |
08/19/2004 | CA2514842A1 Apparatus and method for fluid flow control |
08/18/2004 | EP1194823B1 Flow regulator |
08/18/2004 | CN2634514Y Liquid flow constant flowout device |
08/17/2004 | US6778049 Apparatus and method for changing the dynamic response of an electromagnetically operated actuator |
08/17/2004 | US6776901 Quiet flow control washer for water softener or the like |
08/12/2004 | WO2004068079A2 Method and apparatus for fluid flow control |
08/12/2004 | WO2004029745A8 Controlling feeding of solid matter |
08/12/2004 | US20040156681 Fluid regulation |
08/12/2004 | US20040154672 Proportional pilot-operated flow control valve |
08/12/2004 | US20040154664 Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatus |
08/12/2004 | DE19542797B4 Dosierventil für dünn- bis zähflüssige Medien Metering valve for low and highly viscous media |
08/11/2004 | EP1445591A2 Continuous liquid flow system |
08/11/2004 | CN2632732Y Fluid acoustic current stabilizers |
08/11/2004 | CN1519479A Pressure/flow control valve |
08/05/2004 | WO2004066048A1 Flow control method for clustering fluid and flow control device for clustering fluid |
08/05/2004 | WO2004065911A2 Apparatus and method for controlling flow of process materials |
08/05/2004 | WO2004065830A1 Integrated surface-machined micro flow controller method and apparatus |
08/04/2004 | EP1442343A1 System and method for making and using a mass flow device |
08/04/2004 | EP1442242A1 Differential pressure valve |
08/04/2004 | EP1214523B1 Addressable valve arrays for proportional pressure or flow control |
08/04/2004 | CN1517820A Flow control circuit |
08/04/2004 | CN1517563A Pressure/flow control valve |
08/03/2004 | US6772050 Irrigation controller with removable station modules |
08/03/2004 | US6769443 Plumbing control system with signal recognition |
07/29/2004 | WO2004063679A1 Mass flow controller |
07/29/2004 | US20040144943 Electromagnetically actuated proportional flow control system |
07/29/2004 | US20040144427 Method and apparatus for fluid flow control |
07/29/2004 | US20040144423 Method and apparatus for flow control |
07/29/2004 | US20040144178 Pressure sensor, pressure controller and temperature drift corrector of pressure type flow controller |
07/28/2004 | EP1441272A2 Process flow control circuit |
07/28/2004 | CN2629077Y Self-operated differential pressure (flow) control differential pressure regulator |
07/28/2004 | CN2628827Y 水流量控制阀 Water flow control valve |
07/22/2004 | WO2004010234A3 Methods and apparatus for pressure compensation in a mass flow controller |
07/22/2004 | US20040143370 programmable logic controller in communication with the system control computer and operatively coupled to electrically controlled valves; refresh time for control of the valves is less than 10 millisecond so repetitive cycling is fast |
07/22/2004 | US20040142222 Device for controlling hydrogen flow of hydrogen storage canister |
07/22/2004 | US20040140008 Power steering fluid refilling and draining device |
07/21/2004 | EP1358364B1 Method and device for the metered delivery of low volumetric flows |
07/21/2004 | CN1514960A System and method for controlling and configuring mass flow controller |
07/21/2004 | CN1514928A Flow diagnostic system |
07/21/2004 | CN1514323A City tap water pipe network radio remote measuring and controlling intelligent terminal |
07/21/2004 | CN1158585C Micro mass flow control appts. and method |
07/21/2004 | CN1158584C Constant gas flow regulating device |
07/21/2004 | CA2453643A1 Device for controlling hydrogen flow of hydrogen storage canister |
07/20/2004 | US6764059 Valve isolation system |
07/15/2004 | US20040135001 Accurate horticultural sprinkler system and sprinkler head |
07/15/2004 | US20040134541 Air pressure and flow regulating valve for pneumatic tool |
07/15/2004 | US20040134472 System and method for determining purge valve flow tolerance |
07/15/2004 | DE10248996B3 Three-way flow regulation device e.g. for excavator or fork lift truck hydraulic system with flow regulating plate provided by pressure balance acted on by pressure dependent on measured flow |
07/14/2004 | EP1436680A1 Precision dosage apparatus, system and method |
07/14/2004 | EP1049965B1 Hvac fan-powered terminal unit having preset fan cfm |
07/14/2004 | CN1512541A Quality flow controller for control cleaning and its management method |
07/13/2004 | US6761185 Constant gas flow regulating device |
07/08/2004 | US20040129319 Apparatus for in-situ remediation using a closed delivery system |
07/07/2004 | CN2624255Y Steady flow controller |
07/07/2004 | CN1510537A Water pump fan running efficiency controlling method for speeder |
07/07/2004 | CN1510536A Automatic controlling system of sewage gate |
07/07/2004 | CN1510394A High seeparation sharpness gasometer-type approach sensor |
07/07/2004 | CN1156738C Method for detecting abnormal flow rate pressure flow rate controller |
07/07/2004 | CN1156655C Water softener valve |
07/06/2004 | US6758655 Process for determining a reference characteristic for controlling a pump |
07/01/2004 | WO2004055855A2 Gas distribution apparatus and method for uniform etching |
07/01/2004 | US20040128034 Method and apparatus for water flow sensing and control |
07/01/2004 | US20040128000 Recipe control system and method |
07/01/2004 | US20040123657 Mass flow controller for control purge and managing method of the same |
07/01/2004 | US20040123649 Microfluidic viscometer |
06/30/2004 | CN2622746Y Multifunctional oil increasing and energy saving controlling equipment |
06/30/2004 | CN2622506Y Automatic balance check type regulation valve |