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