| 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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| 08/17/2005 | CN2718529Y 旋转活塞式流量计 Rotary piston flowmeter |
| 08/09/2005 | US6925867 Fluid meter, in particular water meter with volumetric measurement chamber |
| 08/04/2005 | DE4206576B4 Verfahren und Anordnung zur Bestimmung der Fördermenge oder des Förderstroms von mittels einer Kolbendickstoffpumpe transportiertem Fördergut Method and apparatus for determining the delivery or the flow rate of conveyed by means of a piston slurry pump conveyed |
| 08/03/2005 | EP1560001A1 Diaphragm gas meter |
| 08/02/2005 | US6923055 Positive displacement flow meter method and apparatus |
| 07/27/2005 | CN1645062A Diaphragm gas meter |
| 07/21/2005 | US20050155424 Diaphragm gas meter |
| 07/21/2005 | US20050155423 Calibrating device for a water meter |
| 07/21/2005 | US20050155422 Measurement chamber for the measurement insert of a water meter |
| 06/29/2005 | CN1208234C Flowmeter and pump integral apparatus |
| 06/23/2005 | WO2005057485A1 A liquid fillable counter for a flow meter |
| 06/23/2005 | WO2005057139A2 High resolution pulse count interface |
| 06/15/2005 | EP1539580A2 Method and apparatus for disposing of liquid surgical waste for protection of healthcare workers |
| 06/15/2005 | CN1627047A Gas breaker |
| 06/09/2005 | US20050120806 High resolution pulse count interface |
| 06/02/2005 | WO2004065911A3 Apparatus and method for controlling flow of process materials |
| 05/24/2005 | CA2144251C Improved acoustic displacement flowmeter |
| 05/18/2005 | EP1531004A2 Automatic precision non-contact open-loop fluid dispensing |
| 05/12/2005 | WO2004109240A3 Mass flow metering systems |
| 05/12/2005 | US20050097951 Mobile monolithic polymer elements for flow control in microfluidic devices |
| 05/05/2005 | US20050095723 Automatic precision non-contact open-loop fluid dispensing |
| 05/04/2005 | CN1612687A Free-flow fluid measurement meter |
| 05/04/2005 | CA2486484A1 Automatic precision non-contact open-loop fluid dispensing |
| 05/03/2005 | US6887057 Minimal contact seal positive displacement device method and apparatus |
| 05/03/2005 | US6886414 Power generating meter |
| 04/27/2005 | CN2695922Y Intelligent canal flowmeter with servo tracking system |
| 04/20/2005 | CN1198118C 气体流量传感器 Gas flow sensor |
| 04/13/2005 | CN2692638Y Liquid flow counter |
| 04/05/2005 | CA2151451C Apparatus for metering fluids |
| 03/30/2005 | CN2689188Y Circular flexible rotor flowmeters |
| 03/29/2005 | US6873900 Method for operating an internal combustion engine and arrangement therefor |
| 03/29/2005 | US6871539 Volumetric fluid meter |
| 03/16/2005 | CN2685836Y Oxygen meter for patient uptaking oxygen |
| 03/09/2005 | CN2684163Y Gas-valve special for household IC card integrated membrane type gas meter |
| 03/09/2005 | CN2684162Y Ring form movable blade flowmeter |
| 03/09/2005 | CN1590974A Seal for a fluid meter and a meter equipped therewith |
| 03/08/2005 | US6862931 Volumetric liquid meter |
| 03/02/2005 | EP0858349B1 Optical dose measurements in syringes |
| 03/01/2005 | US6860286 Water supply system for multiple dwelling units |
| 02/02/2005 | EP1502614A2 Portable blood glucose meter and insulin infusion device |
| 02/02/2005 | CN1573302A Non round gear and volumetric flowmeter using same |
| 01/27/2005 | DE19680105B4 Durchflußaufnehmer mit Turbinenrad Flow sensor with turbine |
| 01/27/2005 | DE10331228B3 Vorrichtung zur Messung von zeitlich aufgelösten volumetrischen Durchflußvorgängen A device for measuring time-resolved volumetric throughflow processes, |
| 01/26/2005 | CN1570573A Intellectualized channel flowmeter possessing servo tracking system and measuring method thereof |
| 01/20/2005 | WO2005005935A1 Device for measuring time-resolved volumetric throughflow processes |
| 01/20/2005 | DE19513781B4 Einrichtung zur Volumenmessung strömender Medien Means for measuring the volume of flowing media |
| 01/17/2005 | CA2435560A1 Flow monitoring method and device |
| 01/06/2005 | US20050004250 Mobile monolithic polymer elements for flow control in microfluidic devices |
| 12/30/2004 | US20040261523 Fluid meter, in particular a water meter with a volumetric measurement chamber |
| 12/29/2004 | CN1558187A Liquid drop measuring method and device |
| 12/23/2004 | US20040255668 Fluid meter, in particular water meter with volumetric measurement chamber |
| 12/16/2004 | WO2004109240A2 Mass flow metering systems |
| 12/16/2004 | US20040250617 Positive displacement flow meter method and apparatus |
| 12/14/2004 | US6829931 Volumetric liquid metering device |
| 12/08/2004 | CN1553879A Electronic lube gun with master station control |
| 12/01/2004 | EP1007973B1 Microvolume liquid handling system |
| 12/01/2004 | CN1178049C Method for making gas meter and gas meter obtained by said method |
| 11/25/2004 | WO2004101121A1 Apparatus for measuring volumetric or mass fluid flow |
| 11/25/2004 | CA2525440A1 Apparatus for measuring volumetric or mass fluid flow |
| 11/24/2004 | CN1548929A Microcomputer gas meter |
| 11/17/2004 | EP1476728A1 Volume meter with wet volume scanning |
| 11/16/2004 | CA2340714C Measuring energy consumption |
| 11/10/2004 | EP1474657A2 Embedded automatic temperature compensating axial flow meter |
| 11/03/2004 | CN2653453Y No differential transfer device for gas meter output shaft |
| 11/02/2004 | CA2222044C Multidie positive displacement metering apparatus and process |
| 10/28/2004 | US20040211462 Microprocessor-based gas meter |
| 10/27/2004 | EP1469716A2 Free-flow fluid measurement meter |
| 10/21/2004 | US20040206174 Power generating meter |
| 10/21/2004 | US20040206173 Seal for a fluid meter and a meter equipped therewith |
| 10/20/2004 | EP1469288A1 Water meter with volumetric measuring chamber |
| 10/14/2004 | WO2003058174A8 Free-flow fluid measurement meter |
| 10/13/2004 | EP1467188A2 Water meter with volumetric measuring chamber |
| 10/13/2004 | CN2648411Y Driving device for film-type gas meter |
| 10/07/2004 | WO2004051196A3 Device for measuring the volume flow rates of liquids |
| 10/07/2004 | DE10314638B3 Balgengaszähler Diaphragm gas meter |
| 10/06/2004 | EP1464931A2 Bellows gas meter |
| 10/04/2004 | CA2462938A1 Fluid meter, specifically water meter with a volumetric measurement chamber |
| 10/04/2004 | CA2462935A1 Fluid meter, specifically water meter with a volumetric measurement chamber |
| 09/30/2004 | WO2004083787A1 Flow meter |
| 09/30/2004 | US20040189755 Authentication of a remote user to a host in data communication system |
| 09/28/2004 | US6796173 Fuel flowmeter |
| 09/22/2004 | CN1167940C Gas meter provided with improved guide means |
| 09/21/2004 | US6792814 Flowmeter |
| 09/15/2004 | CN2641594Y Air flowmeter |
| 08/31/2004 | US6782746 Mobile monolithic polymer elements for flow control in microfluidic devices |
| 08/25/2004 | CN1523327A Method for measuring gas flux using ultrasonic air volume meter |
| 08/19/2004 | US20040161308 Apparatus and method for controlling flow of process materials |
| 08/18/2004 | EP1447649A1 Sealing member for a flowmeter and meter provided therewith |
| 08/12/2004 | WO2003069282A3 Embedded automatic temperature compensating axial flow meter |
| 08/11/2004 | CN2632637Y 气体流量传感器 Gas flow sensor |
| 08/10/2004 | US6772629 Diaphragm gas meter tangent assembly utilizing a cam for stroke adjustment |
| 08/05/2004 | WO2004065911A2 Apparatus and method for controlling flow of process materials |
| 08/05/2004 | DE10162286B4 Vorrichtung zur Bestimmung des Volumens eines Gases bei Umgebungsdruck An apparatus for determining the volume of a gas at ambient pressure |
| 07/28/2004 | EP1440033A1 Electronic lube gun with master station control |
| 07/22/2004 | DE19513767B4 Verstellbare, hydrostatische Radialkolbenmaschine Adjustable hydrostatic radial piston engine |
| 07/21/2004 | EP1438254A2 Fuel dispenser with nutating disk meter |
| 07/20/2004 | US6763731 Dynamic error correcting positive displacement piston flowmeter and method of measuring gas flow in a piston flowmeter |
| 07/15/2004 | WO2004045855A3 An ink cartridge for a printer, a method of assembling an ink cartridge for a printer, and a filter assembly for an ink cartridge |
| 07/07/2004 | CN1511250A Serro type volumetric flowmeter |
| 06/24/2004 | DE10258578A1 Flowing gas or liquid medium volume meter has measurement mechanism positioning grid on housing floor with journal for measurement mechanism, positioning elements on underside engaging floor recesses |