| Patents for G01F 3 - Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow (2,299) |
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| 05/02/2012 | CN102439367A Gas blocking device |
| 05/02/2012 | CN102438958A System setup for biological methane potential test |
| 04/25/2012 | CN202204547U 自动化油井量油装置 Automated oil dipstick device |
| 04/24/2012 | US8161812 High pressure fluid meter |
| 04/24/2012 | CA2513971C Gas meter operation tracking assembly |
| 04/18/2012 | EP2441994A1 Shutoff valve unit |
| 04/18/2012 | CN1973189B 用于测量介质的容积和/或流速的流量探测器和方法 Flow detector and method for measuring the volume of medium and / or flow rate |
| 04/18/2012 | CN101849166B 用于带有旋转分配驱动的膜式气量计的分配器 For dispenser with rotating assignment driven membrane gas meter |
| 04/18/2012 | CN101583854B 流量测量设备及其程序，流量测量方法以及流体供应系统 Flow measurement equipment and procedures, flow measurement methods and fluid supply system |
| 04/12/2012 | WO2012045391A1 Gas meter |
| 04/12/2012 | DE102010048250A1 Hydraulic mounting device for pressing inner rings of roller bearings on hydraulic assembly, has measuring unit that determines amount of hydraulic fluid supplied by operation of pump based on motorized/external energy |
| 04/12/2012 | DE102006018231B4 Messeinrichtung zur volumetrischen Messung einer Flüssigkeit Measuring device for volumetric measurement of a liquid |
| 04/11/2012 | CN202188872U 椭圆形齿轮流量计 Oval gear flow meter |
| 03/29/2012 | WO2012037619A1 Autonomous volumetric meter for liquid fuels |
| 03/28/2012 | EP2434219A1 Gas blocking device |
| 03/28/2012 | CN102395864A Device for measuring an ultra low gas flow |
| 03/28/2012 | CN102389591A Medical semi-automatic drainage metering device |
| 03/21/2012 | EP2124022B1 Path structure for flow and differential-pressure detections in servo-type displacement flowmeter |
| 03/21/2012 | CN101960269B Flow measuring device |
| 03/21/2012 | CN101779105B Flowmeter and fluid supply system |
| 03/21/2012 | CN101669014B Flow rate measuring device and program for the device, method of measuring flow rate, and fluid feed system |
| 03/14/2012 | CN1902645B A liquid fillable counter for a flow meter |
| 03/14/2012 | CN102370259A Radiation-proof maternity knitted dress capable of preventing low back pain |
| 03/08/2012 | WO2012028889A1 Metering device and dispensing container |
| 03/07/2012 | CN102369395A Gas shutoff device |
| 02/29/2012 | CN102365531A Gas interrupting device |
| 02/28/2012 | US8123731 Method and apparatus for disposing of liquid surgical waste for protection of healthcare workers |
| 02/22/2012 | EP2419701A1 Device for measuring an ultra low gas flow |
| 02/22/2012 | EP2419385A1 System setup for biological methane potential test |
| 02/22/2012 | CN101960266B 气量计及气体安全系统 Gas meter and gas safety systems |
| 02/09/2012 | WO2012017380A2 Fluid flow meter |
| 02/09/2012 | CA2803251A1 Fluid flow meter |
| 02/08/2012 | EP1700257B1 A liquid fillable counter for a flow meter |
| 02/07/2012 | CA2462107C Electronic lube gun with master station control |
| 02/02/2012 | WO2012014375A1 Calibration method and flow-rate measurement method for flow-rate controller of gas supplying apparatus |
| 02/01/2012 | CN102341682A Flow rate measuring device |
| 02/01/2012 | CN102341681A Axial flow positive displacement flowmeter |
| 01/25/2012 | EP1881304B1 Flow rate measurement device |
| 01/17/2012 | US8099248 Flow rate measuring device, and gas supply system employing it, method for specifying gas appliance |
| 01/11/2012 | EP2405242A1 Flow rate measuring device |
| 01/11/2012 | CN101578504B Flowmeter and gas supply system |
| 01/05/2012 | WO2012003072A1 Meter devices and methods |
| 01/05/2012 | DE102010030790A1 Method for measuring e.g. volumetric flow, of liquid inflowing into container in e.g. micro process engineering field, involves determining volume and/or volume flow based on measured gas pressure |
| 01/04/2012 | EP2401587A2 Methods and devices for determination of flow reservoir volume |
| 01/04/2012 | EP1290412B1 Gas meter and method for determining a consumed quantity of a gas mixture |
| 12/28/2011 | CN102301209A 流量计 Flowmeter |
| 12/27/2011 | US8082784 Rotary meter flexible edge impeller assembly |
| 12/21/2011 | EP2396631A2 Milking device and milk/air separator for a milking device |
| 12/21/2011 | EP2396630A2 Flow meter |
| 12/21/2011 | CN101317073B 液体表圆柱形测量室 Liquid form cylindrical measuring chamber |
| 12/08/2011 | WO2011152040A1 Gas shut-off device |
| 12/07/2011 | EP1403626B1 Servo type volumetric flowmeter |
| 12/07/2011 | CN102272560A 流量测量装置 Flow measuring means |
| 12/07/2011 | CN102269611A 防爆流量监测仪 Explosion Flow Monitor |
| 12/07/2011 | CN102269610A 医用泵流量流速信息的测量方法及系统、计算机 Method and system for measuring the flow rate of the pump flow of medical information, the computer |
| 12/06/2011 | US8069719 Gear flow meter with optical sensor |
| 12/01/2011 | WO2011147158A1 Elliptic-gear flow meter with four magnetic steels |
| 11/30/2011 | CN202057368U 一种液滴光电检测装置 A liquid droplet photodetector means |
| 11/24/2011 | US20110283810 Apparatus and method for measuring a quantity of milk yielded by an animal during a milking process |
| 11/23/2011 | CN102257367A Gas shutoff device |
| 11/23/2011 | CN102257323A Gas shut-off device |
| 11/22/2011 | US8065110 System and method for evaluation of fluid flow in a piping system |
| 11/22/2011 | US8061195 Flow control assembly |
| 11/17/2011 | WO2011140582A1 Improved espresso machine method and apparatus |
| 11/16/2011 | CN202041242U Wireless and intelligent far-transmission gas meter |
| 11/16/2011 | CN202041227U Performance detection system based on drainage method of air source heat pump water heater |
| 11/02/2011 | EP2383552A1 Gas interrupting device |
| 11/02/2011 | EP2383513A1 Gas shutoff device |
| 11/02/2011 | CN101809419B Distribution cover for a membrane gas meter with rotating distribution action |
| 11/02/2011 | CN101765760B Physical amount change history recording method, its program, flow rate measuring device, and fluid supply system |
| 11/01/2011 | US8047072 Plastic water meter with metal threads |
| 10/26/2011 | CN102226904A Soft measurement method for air quantity of primary air of large-scale boiler in power station |
| 10/19/2011 | CN101606043B Path structure for flow and differential-pressure detections in servo-type displacement flowmeter |
| 10/12/2011 | EP2375223A1 Flow rate measurement device |
| 10/12/2011 | CN101606042B Pump unit type servo-displacement flowmeter |
| 10/06/2011 | DE102010013802A1 Annular piston meter for use as house water meter, for measuring particle e.g. rust in water, has recess profile comprising front and rear portions with respective curvature portion, which is tapered from front portion toward rear portion |
| 09/28/2011 | EP2369233A1 Gas shut-off device |
| 09/21/2011 | CN201983818U 数字式智能干油流量计 Digital Smart stem oil flow meter |
| 09/21/2011 | CN201983817U 流量测量变换器 Flow measurement converter |
| 09/21/2011 | CN201983816U 活塞和流量测量变换器 Piston and flow measurement converter |
| 09/15/2011 | US20110219870 Unitary Drive System for Water Meter |
| 09/14/2011 | EP1993635B1 Fluid delivery systems |
| 09/13/2011 | CA2360420C Droplet counter for low flow rates |
| 09/07/2011 | CN102175289A Soil dam seepage monitoring device |
| 08/24/2011 | EP2360457A1 Gas shutoff device |
| 08/17/2011 | CN101776471B Intermittent gaseous media flow rate measuring method of pulse detonation engine |
| 08/16/2011 | US7997150 Magnetic drive assembly for petroleum and LPG meter |
| 08/11/2011 | WO2011008966A3 Apparatus, systems and methods for an infusion pump assembly |
| 08/10/2011 | CN102147276A Chemical grouting flowmeter, measuring method and pneumatic single cylinder double-liquid type chemical grouting pump |
| 08/03/2011 | CN201917367U 防爆流量监测仪 Ex Flow Monitor |
| 08/03/2011 | CN102144130A Gas circuit breaker |
| 08/03/2011 | CN102144129A Gas cutoff device |
| 07/21/2011 | US20110178734 Method and apparatus for determining the flow rate of a fluid |
| 07/20/2011 | CN101529213B Flowmeter |
| 07/14/2011 | US20110167903 Rotary positive displacement flowmeter |
| 07/13/2011 | EP2343094A2 Fluid delivery systems |
| 06/29/2011 | EP2339323A2 The method of simulation of kinetics movement of bulk solid particles and facilities to carry out the method |
| 06/29/2011 | EP2338548A2 Fluid delivery systems |
| 06/29/2011 | EP2338547A2 Fluid delivery systems |
| 06/29/2011 | CN201885762U Leakage-proof rotating vane type water meter |