| Patents for G01F 7 - Volume-flow measuring devices with two or more measuring ranges; Compound meters (817) |
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| 04/10/2013 | CN103033225A Device for measuring split-phase flow of two-phase flow under steady state condition |
| 04/04/2013 | CA2852215A1 Flow sensor with mems sensing device and method for using same |
| 04/03/2013 | CN103015969A Multiphase flow metering system |
| 03/27/2013 | CN202836646U Thermal vortex composite flow measuring device with bypass bridge circuit |
| 03/20/2013 | CN202814475U Combined flowmeter |
| 02/20/2013 | EP2558827A1 Meter right sizing |
| 02/20/2013 | CN202748070U Flow sensor |
| 02/13/2013 | CN102928034A Method and device for metering gas during extraction |
| 01/22/2013 | US8359154 Systems and method for determining propellant mass and center of gravity for a space-based asset |
| 01/01/2013 | US8346491 Sonar-based flow meter operable to provide product identification |
| 12/26/2012 | CN202631024U Self-calibration heat-precession vortex combined-type gas flow-rate measuring device |
| 12/25/2012 | US8337476 Real time urine monitoring system |
| 12/20/2012 | US20120319853 Method of detecting and localizing a fire |
| 12/12/2012 | CN101467008B Multi-vortex flowmeter integrating pressure gauge |
| 11/29/2012 | US20120297869 Method for determining a volume flow in a blood treatment apparatus, calculating device and blood treatment apparatus |
| 11/28/2012 | CN102798420A Method and system for testing volatilization loss in liquid loading-unloading process |
| 11/14/2012 | CN102322908B Differential pressure type oil-gas-water three-phase metering device |
| 11/07/2012 | CN102252724B Small-caliber double-range elbow flow sensor and flowmeter |
| 11/07/2012 | CN101208641B 流量范围可变型流量控制装置 Flow range variable type flow control device |
| 11/06/2012 | US8306687 Method of diagnosing a vehicle having diagnostic data |
| 10/31/2012 | CN102322907B Integrated intelligent gas flow meter with double flow measuring heads |
| 10/10/2012 | CN202485733U Process variable transducer for measuring flow rate |
| 10/09/2012 | US8285446 Methods and systems for providing accessory steering wheel controls |
| 10/03/2012 | CN102706401A Method and device for measuring oil content of oil well produced liquid |
| 09/11/2012 | US8265794 Knowledge based valve control method |
| 09/04/2012 | CA2557432C Ultrasonic flowmeter and ultrasonic flow rate measurement method |
| 08/15/2012 | CN202382786U Wide-range household water meter |
| 07/25/2012 | CN102128658B Total-separation oil, gas and water multi-phase flow meter |
| 07/17/2012 | US8224519 Vehicle calibration using data collected during normal operating conditions |
| 07/10/2012 | CA2390319C Compound fluid meter with flow distributor |
| 07/04/2012 | CN202304912U 油气水双计量管自动计量装置 Gas-water double metering tube automatic metering device |
| 07/04/2012 | CN101408445B Oil, gas and water three-phase flow metering apparatus |
| 06/14/2012 | WO2012078247A1 Fluid flow indicator and method |
| 05/29/2012 | USRE43440 Method for performing a transaction over a network |
| 05/16/2012 | EP2028456B1 Multi-vortex flowmeter employing mass flow rate or volume flow rate as switching point |
| 05/16/2012 | CN202221325U Multiphase flowmeter for down-well pipeline |
| 04/25/2012 | CN102062624B 农田排水收集计量装置 Farmland drainage collection metering device |
| 04/24/2012 | CA2576051C A method and apparatus for downhole detection of co2 and h2s using resonators coated with co2 and h2s sorbents |
| 04/18/2012 | CN202195846U 植物蒸腾耗水量监测自记仪 Plant transpiration monitor self-recording instrument |
| 04/17/2012 | US8160760 Human-machine interface device for an autonomic vehicle control system |
| 04/17/2012 | US8160751 Devices, systems and methods for flow-compensating pump-injector synchronization |
| 04/11/2012 | CN202188873U 差压式油气水三相计量装置 Gas-water three-phase differential pressure measuring device |
| 04/04/2012 | CN202182746U 注水井单井计量水表流量转换器 Single-well injection wells flow meter measurement converter |
| 03/07/2012 | CN202158880U 小口径双量程弯管流量传感器及流量计 Small caliber dual range elbow flow sensor and flowmeter |
| 03/06/2012 | US8131470 Managing flow testing and the results thereof for hydrocarbon wells |
| 02/22/2012 | CN101509795B 油气水三相流量的在线即时计量方法及装置 Gas-water three-phase flow measurement methods and apparatus for instant online |
| 02/08/2012 | CN202141482U 一种森林流域测流装置 One kind of forest watershed flow measurement device |
| 02/07/2012 | US8112195 Method of providing and utilizing information for vehicle travel |
| 02/01/2012 | CN101427109B 防爆高温应对型多功能涡式流量计 Explosion-proof high temperature compatible multi-vortex flowmeter |
| 01/24/2012 | US8100005 Permeate flow distribution measurement in a membrane filtration system |
| 01/18/2012 | CN102322908A Differential pressure type oil-gas-water three-phase metering device |
| 01/18/2012 | CN102322907A Integrated intelligent gas flow meter with double flow measuring heads |
| 01/12/2012 | DE202011105809U1 Vorrichtung zur Messung des Massestroms eines Gases Apparatus for measuring the mass flow of a gas |
| 01/05/2012 | DE102010025898A1 Modular set for manufacturing airflow meter for motor vehicle, has insert member inserted into measuring tube to increase flow rate of air in detection area as function of air flow expected by measuring tube |
| 12/14/2011 | CN202074999U 干式油底壳发动机机油耗快速测量装置 Dry sump engine oil consumption measurement device fast |
| 12/01/2011 | WO2011094353A3 Dispensing monitor |
| 11/23/2011 | CN102252724A Small-caliber double-range elbow flow sensor and flowmeter |
| 11/22/2011 | US8065096 Method and apparatus for detecting occlusions in an ambulatory infusion pump |
| 11/16/2011 | CN202041243U Device for predicting remaining quantity of automobile fuel oil |
| 11/16/2011 | CN101493347B Gas meter |
| 11/15/2011 | US8060232 Potted insert installation and validation |
| 11/15/2011 | US8056409 Hybrid flowmeter that includes an integral vortex flowmeter and a differential flow meter |
| 11/10/2011 | US20110271753 Substrate processing apparatus and method of confirming operation of liquid flowrate control device |
| 10/20/2011 | WO2011129974A1 Meter right sizing |
| 10/13/2011 | WO2011125339A1 Mass flow controller with enhanced operating range |
| 10/13/2011 | DE102010014487A1 Ring-shaped or pressure loaded plastic mold body producing method for vehicle identification plate, involves increasing filling pressure until plastic melt flows into extra cavity, traversing weld line, and opening injection mold |
| 10/05/2011 | CN202002684U Metering device with wide measuring range |
| 10/05/2011 | CN101467009B Multi-vortex flowmeter employing volume flow rate as switching point |
| 10/04/2011 | US8032256 Liquid level control systems |
| 09/22/2011 | US20110231114 Fluid flow monitor and control system |
| 09/14/2011 | CN201974200U 湿蒸汽两相计量装置 Wet steam two-phase metering device |
| 09/06/2011 | US8014920 Methods and systems for providing accessory steering wheel controls |
| 08/31/2011 | CN101408444B Three-phase flow metering device of oil well |
| 08/24/2011 | CN201945339U 气液两相流在线监测计量装置 Gas-liquid two-phase flow metering device online monitoring |
| 08/04/2011 | WO2011094353A2 Dispensing monitor |
| 08/04/2011 | CA2787831A1 Dispensing monitor |
| 07/20/2011 | EP2345876A1 Method for avoiding jumps in measurement results and improving accuracy in hybrid flow meters |
| 07/20/2011 | CN102128658A Total-separation oil, gas and water multi-phase flow meter |
| 07/14/2011 | WO2011082678A1 Metering and separating device for natural gas |
| 07/14/2011 | CA2786826A1 Metering and separating device for natural gas |
| 07/06/2011 | CN201892552U Oil, gas and water multiphase flowmeter |
| 07/05/2011 | US7974741 Managing information related to industrial equipment |
| 06/28/2011 | US7970558 Fluid flow monitor and control system |
| 06/07/2011 | US7957841 Method of calculating pump flow rates and an automated pump control system |
| 06/01/2011 | CN102084226A Multi-gas flow sensor with gas specific calibration capability |
| 05/25/2011 | CN101371108B Flowmeter |
| 05/18/2011 | CN102062624A Agricultural drain water collecting and metering device |
| 05/04/2011 | CN101413817B Double-differential pressure throttle humid gas measuring method |
| 04/27/2011 | CN102037423A Discontinuous switching flow control method of fluid using pressure type flow controller |
| 04/27/2011 | CN102032937A Fluid meter |
| 04/26/2011 | US7933751 Method, apparatus and computer program providing broadband preconditioning based on reduced coupling for numerical solvers |
| 04/20/2011 | EP2074432B1 Arrangement for measuring fluid flow velocity |
| 04/06/2011 | CN201787983U Ternary fluid nonseparated online measuring apparatus |
| 03/30/2011 | CN201780129U Steam flow and dryness meter |
| 03/30/2011 | CN201780128U Novel integrated compound water meter |
| 03/29/2011 | US7917250 Devices, systems and methods for flow-compensating pump-injector synchronization |
| 03/23/2011 | EP2009406B1 Explosion-proof high temperature compatible, multi-vortex flow meter |
| 03/23/2011 | CN1812865B Method and apparatus for measuring flow rate in workpiece orifice and polishing a workpiece orifice |
| 03/16/2011 | EP2294367A2 Multi-gas flow sensor with gas specific calibration capability |
| 02/15/2011 | US7890216 Control valve and positioner diagnostics |