| Patents for G01F 7 - Volume-flow measuring devices with two or more measuring ranges; Compound meters (817) |
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| 02/10/2011 | US20110033956 Substrate processing apparatus, method of manufacturing semiconductor device, and method of confirming operation of liquid flowrate control device |
| 02/01/2011 | US7881828 Bus module for connecting electrically triggered fluidic valves |
| 01/27/2011 | US20110016967 Fluid distribution device, micro plant, method of designing fluid distribution device, and method of detecting blockage of flow channel |
| 01/26/2011 | CN101464173B System test method for liquid pressure fuel tester |
| 01/12/2011 | CN201707088U Device for testing flow of electronic expansion valve |
| 01/12/2011 | CN201705330U Mobile oil well multi-phase flow meter |
| 12/30/2010 | US20100329300 Method and arrangement for measuring at least one physical magnitude, such as temperature, flow or pressure of the cooling fluid flowing in an individual cooling element cycle of a cooling element in a metallurgical furnace |
| 12/30/2010 | US20100326625 Method and Apparatus for Determining the Balance of Cooling Air in a Conditioned Space with ICT Equipment |
| 12/14/2010 | US7849737 Gas meter |
| 12/01/2010 | EP2256466A2 Multi-dynamic-range sensor |
| 11/23/2010 | US7836760 Method and device for the assessment of fluid collection networks |
| 11/17/2010 | EP2251654A1 Assembly for measuring a sample of liquid taken from a main liquid conduit |
| 10/13/2010 | EP2238414A1 Vane type flow meter with two or more measuring ranges |
| 10/13/2010 | CN201606064U 油气水三相混合物在线计量装置 Three-phase mixture of water and gas metering device online |
| 10/13/2010 | CN201606063U 三相计量装置 Three-phase metering device |
| 10/05/2010 | US7809514 Flow rate measurement device |
| 09/28/2010 | US7805261 Meter electronics and methods for rapidly determining a mass fraction of a multi-phase fluid from a coriolis flow meter signal |
| 08/18/2010 | CN201555618U Enciphered composite gas meter |
| 08/12/2010 | DE102009006733A1 Verfahren zur MID-Messung von Durchflussmengen sowie MID-Durchflusszähler Method for MID measurement of flow rates and MID flow meter |
| 08/11/2010 | EP2216631A1 Flowmeter and flow-rate controller |
| 08/04/2010 | CN201540130U Encrypting composite water meter |
| 07/28/2010 | CN201535685U 一种用于物模实验的自动计量装置 Automatic measuring device for a physical model experiments |
| 07/07/2010 | CN101354273B Method and device for measuring compound type gas flow |
| 06/23/2010 | CN201514247U Gas-liquid multi-phase flow measuring device |
| 06/16/2010 | CN201508204U Metal-pipe floater flowmeter with high range ratio |
| 06/16/2010 | CN201508200U Gravity force type impulse flowmeter |
| 06/02/2010 | CN201497531U Heating pipe network steam flow totalizer |
| 06/01/2010 | US7726185 System and method for measuring flow in a pipeline |
| 05/19/2010 | CN201476822U Dual-channel pore plate gas flow measuring device with multiple built-in parameters |
| 05/19/2010 | CN201476821U Double-channel pore plate gas flow rate measuring device with bypass bridge path |
| 05/18/2010 | US7720574 Fluid flow monitor and control system |
| 04/27/2010 | US7706925 Integrated pressure and flow ratio control system |
| 04/20/2010 | US7700486 Oxide-like seasoning for dielectric low k films |
| 04/01/2010 | WO2010002842A3 Multi-gas flow sensor with gas specific calibration capability |
| 03/24/2010 | CN100595524C Flow sensor |
| 03/17/2010 | CN101672676A Flow measurement device and method of gas-liquid multi-phase flow |
| 03/17/2010 | CN101672669A System and method for gas flow velocity verification |
| 03/02/2010 | US7672794 System and method for operating a flow process |
| 01/20/2010 | CN100582682C Device and method for measuring gas-solid diphasic stream parameter in square pneumatic conveying pipe |
| 01/12/2010 | US7647136 Method and apparatus for enhancing operation of a fluid transport pipeline |
| 01/07/2010 | WO2010002842A2 Multi-gas flow sensor with gas specific calibration capability |
| 12/22/2009 | US7636640 Multi-gas flow device |
| 12/22/2009 | US7636639 Fluid motion and composition analysis device and method |
| 12/16/2009 | CN201364178Y Fuel consumption rate measuring device for real ship |
| 12/16/2009 | CN201364177Y Liquid pressure fuel tester |
| 12/16/2009 | CN101603847A Automatic respective-guide type combined water meter |
| 11/26/2009 | WO2009141947A1 Discontinuous switching flow control method of fluid using pressure type flow controller |
| 11/24/2009 | US7623976 System of distributed configurable flowmeters |
| 11/18/2009 | CN201348522Y Sending oil return gas pulse signal acquisition board of oiling machine |
| 11/17/2009 | CA2526558C Method and apparatus for measuring flow rate through and polishing a workpiece orifice |
| 11/10/2009 | US7617055 Wet gas measurement |
| 11/10/2009 | US7614297 Multi-vortex flowmeter |
| 10/22/2009 | WO2009080353A3 Device for monitoring a free-flowing medium |
| 09/15/2009 | US7588881 Amorphous silicon thin film transistors and the storage capacities includes four photomask processes and a back exposure technique using only four photomask processes; storage capacitor has a top and bottom electrode made of transparent conductive material to increase aperture ratio; cost efficiency |
| 09/09/2009 | EP2098834A1 Gas meter |
| 09/08/2009 | US7587290 High water cut well measurements using heuristic salinity determination |
| 08/26/2009 | CN201297167Y Ultrasonic multi-phase flow-rate tester |
| 08/20/2009 | US20090205400 System and method for measuring fluid flow |
| 08/19/2009 | CN201292836Y Exploratory well oil-testing contimuous metering apparatus |
| 08/19/2009 | CN101509795A On-line instant measuring method and apparatus for oil-gas-water three phase flow quantity |
| 08/12/2009 | CN201288545Y Oil field single well liquid and gas non-separation automatic metering apparatus |
| 08/12/2009 | CN100526814C Three-phase flow automatic measuring method and device for oil, gas and water |
| 07/22/2009 | EP2080996A1 Ultrasonic fluid measurement device |
| 07/16/2009 | US20090178477 Differential pressure sensor assembly and method |
| 07/02/2009 | WO2009080353A2 Device for monitoring a free-flowing medium |
| 07/02/2009 | DE102007045101B4 Verfahren zur Ultraschallmessung von Durchflussmengen sowie Ultraschallzähler A method of ultrasonic measurement of flow rates as well as ultrasonic meters |
| 07/01/2009 | EP2074432A1 Arrangement for measuring fluid flow velocity |
| 07/01/2009 | CN201266102Y Fuel metering device of movable transportation vehicle |
| 06/24/2009 | CN101464173A System test method for liquid pressure fuel tester |
| 06/23/2009 | US7552015 Apparatus and method for displaying mass flow controller pressure |
| 06/11/2009 | WO2009072117A1 Vane type flow meter with two or more measuring ranges |
| 05/27/2009 | CN101441099A Measuring method and device of eddy flow enriched sparseness gas and solid two-phase flow capacitance chromatography imaging |
| 05/26/2009 | US7539565 Smart unlock control by vehicle location |
| 05/26/2009 | US7539560 Control valve and positioner diagnostics |
| 05/20/2009 | CN201242456Y Combined device for measurement of gas flow based on Vortex Street, equal speed tube and bypass pipe |
| 05/20/2009 | CN201241690Y Oil, water and gas three-phase automatic separated metering device |
| 05/06/2009 | CN101427109A Explosion-proof/high temperature-type multi-vortex flow meter |
| 04/29/2009 | CN100483079C Device for automatic measuring oil and gas |
| 04/22/2009 | CN101413817A Double-differential pressure throttle humid gas measuring method |
| 04/22/2009 | CN100480637C Communications and features protocol for a measuring water meter |
| 04/15/2009 | CN101408445A Oil, gas and water three-phase flow metering apparatus |
| 04/15/2009 | CN101408444A Three-phase flow metering device of oil well |
| 04/09/2009 | DE102007045101A1 Flowing fluid's i.e. water, flow rate measuring method, involves calculating flow rates of fluid based on differences of determined transit times, and providing fluid supply to one of measuring sections in resting condition |
| 03/26/2009 | US20090078038 Flow meter and flow-regulating system using the same |
| 03/19/2009 | US20090071242 Dispensing system and judging method of discharge condition thereof |
| 03/19/2009 | US20090071241 Air flow measurement |
| 02/25/2009 | EP2028457A1 Multi-vortex flowmeter integrating pressure gauge |
| 02/25/2009 | EP2028456A1 Multi-vortex flowmeter employing volume flow rate as switching point |
| 02/18/2009 | CN101371108A Flowmeter |
| 01/28/2009 | CN101354273A Method and device for measuring compound type gas flow |
| 01/22/2009 | US20090019928 Metering assembly and method of dispensing fluid |
| 01/20/2009 | US7480577 Multiple sensor flow meter |
| 01/07/2009 | CN201177523Y Compound water meter |
| 01/07/2009 | CN101339063A Flow sensor |
| 12/31/2008 | EP2009406A1 Explosion-proof high temperature compatible, multi-vortex flow meter |
| 12/31/2008 | CN201173797Y Mechanical type big and small flow quantity automatic switching and routing device |
| 12/24/2008 | CN201170745Y Apparatus for calibrating water meter |
| 12/24/2008 | CN100445701C Defoaming device used for oil-water-gas three phase continuously metering separator |
| 12/17/2008 | CN201166573Y Duplex electronic remote-transmitting water meter |
| 11/26/2008 | CN100437046C Measuring method of gas-liquid two-phase flow based on section measuring and apparatus thereof |