| Patents for G01F 25 - Testing or calibrating of apparatus for measuring volume, volume flow, or liquid level, or for metering by volume (5,338) |
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| 05/16/2013 | US20130119964 Multi-measurement vortex flowmeter |
| 05/16/2013 | DE102011086395A1 Verfahren zum Überwachen der Schwingungseigenschaften in einem Coriolis-Durchflussmessgerät A method for monitoring the vibration characteristics in a Coriolis flow meter |
| 05/15/2013 | EP2592398A1 Metrology bench of a fluid meter |
| 05/15/2013 | EP2591349A1 Fluid mixing in a disposable fluid processing system |
| 05/15/2013 | CN202938888U Detecting device |
| 05/15/2013 | CN102445255B Axial push-and-pull clutch for piston type standard volume pipe |
| 05/10/2013 | WO2013066814A1 Piston prover apparatus, method and system |
| 05/10/2013 | WO2013064494A1 Downhole tool for determining flow velocity |
| 05/10/2013 | CA2852602A1 Downhole tool for determining flow velocity |
| 05/08/2013 | EP2589507A1 Method for gauging a plastic fuel tank of a hybrid vehicle |
| 05/08/2013 | CN103097866A Method for detecting a stoppage in a coriolis flow meter |
| 05/08/2013 | CN103090934A Multi-piston arraying type gas flow standard device |
| 05/08/2013 | CN103090933A Method used for diagnosing according to deviation of flow meter parameters |
| 05/08/2013 | CN102445256B Elevation calibration device and calibration method for level meter |
| 05/08/2013 | CN102322922B Grain flow sensor test bench |
| 05/07/2013 | US8434345 Apparatus and method for verifying the volume of liquid dispensed by a liquid-dispensing mechanism |
| 05/07/2013 | CA2622976C Meter electronics and methods for verification diagnostics for a flow meter |
| 05/02/2013 | US20130104621 Piston Prover Apparatus, Method and System |
| 05/01/2013 | EP2587227A1 Downhole tool for determining flow velocity |
| 05/01/2013 | CN202915992U Precision adjusting device of flow meter |
| 05/01/2013 | CN202915988U Liquid level sensor with self-calibration function |
| 05/01/2013 | CN202915960U Pitot tube flow meter |
| 05/01/2013 | CN103076068A Method and device for calibrating flowmeter of anesthesia apparatus |
| 05/01/2013 | CN103076067A Full-automatic online calibrating device and calibrating method for vehicle-mounted large-aperture flow meter and calibrating method |
| 05/01/2013 | CN102378901B System to detect poor process ground connections |
| 05/01/2013 | CN102103005B Method and device for calibrating measuring precision of essence/spice adding system |
| 04/30/2013 | CA2589198C System and method for flow profile calibration correction for ultrasonic flowmeters |
| 04/25/2013 | US20130103325 Method for operating a vortex flowmeter device |
| 04/25/2013 | DE102012001060A1 Verfahren zur Korrektur von Offset-Drift-Effekten einer thermischen Messeinrichtung, thermische Messeinrichtung und Gasdurchflussmessgerät A method of correcting offset drift effects of a thermal measurement device, measuring device and thermal gas flowmeter |
| 04/24/2013 | CN202903289U Checking apparatus for flow coefficients of lemniscate flow meters |
| 04/24/2013 | CN202903288U Multi-water-meter abrasion test device |
| 04/24/2013 | CN103063276A Electromagnetic flowmeter verification system |
| 04/24/2013 | CN103063275A Device for testing comprehensive performance of ultrasonic water flow transducer and application method of device |
| 04/24/2013 | CN102494741B Static sampling introduction device and method of calibrating pressure leak hole |
| 04/24/2013 | CN101180236B Fluid dispenser calibration system and method |
| 04/23/2013 | US8428892 Viscous fluid flow measurement using a differential pressure measurement and a SONAR measured velocity |
| 04/18/2013 | WO2013056235A1 Low temperature prover and method |
| 04/18/2013 | WO2013053560A1 Method of calibration time interval optimization |
| 04/18/2013 | US20130096850 Method for determining an absolute flow rate of a volume or mass flow |
| 04/18/2013 | US20130091923 Piston prover |
| 04/18/2013 | CA2850633A1 Low temperature prover and method |
| 04/17/2013 | EP2581719A1 Method of calibration time interval optimization |
| 04/17/2013 | EP2581714A1 Method for determining an absolute flow velocity of a volume or mass flow |
| 04/17/2013 | CN202885920U Water supply mechanism for water meter testing |
| 04/17/2013 | CN202885919U Water meter number-reading device |
| 04/17/2013 | CN202885918U Portable gas micro flow calibrating device |
| 04/17/2013 | CN202885880U Error adjusting device of fuel oil ultrasonic flowmeter |
| 04/17/2013 | CN103052868A Coriolis mass flowmeter and method for operating a coriolis mass flowmeter |
| 04/17/2013 | CN103048030A Low temperature prover and method |
| 04/17/2013 | CN102519559B Special fixing device for air permeability flow rate disc detection of tobaccos |
| 04/16/2013 | CA2642611C Flow meter and method for detecting a cable fault in a cabling of the flow meter |
| 04/11/2013 | WO2013051996A1 Level measurement system and method in a level measurement system |
| 04/10/2013 | CN202869615U Device for calibrating gas tightness of gas meters |
| 04/10/2013 | CN202869614U Tool fixture for detecting gas meter |
| 04/10/2013 | CN202869613U Impurity filtering device for water meter calibration table |
| 04/10/2013 | CN202869612U Detecting device for gas meter with temperature compensation function |
| 04/10/2013 | CN202869611U Detector for waste collection toilet liquid level switch |
| 04/10/2013 | CN202869610U Large water flow splitting device |
| 04/10/2013 | CN103033696A Method, device and system for monitoring subsea components |
| 04/10/2013 | CN103033240A Exhaust and blowdown assembly of piston type standard volume pipe |
| 04/10/2013 | CN101581595B Method for determining flow calibration factor of Coriolis flowmeter |
| 04/09/2013 | US8417856 High speed sensor data transfer interface |
| 04/04/2013 | WO2013044381A1 Apparatus and method for volume and mass estimation of a multiphase fluid stored at cryogenic temperatures |
| 04/03/2013 | EP2574884A2 Mass flow controller monitoring |
| 04/03/2013 | CN202853862U System for extending lower limit of gas micro-flow calibration to 10<-14>Pam<3>/s |
| 04/03/2013 | CN202853707U Flow totalizer |
| 04/03/2013 | CN202853672U A flow meter |
| 04/03/2013 | CN103026220A Fluid mixing in a disposable fluid processing system |
| 04/03/2013 | CN103017871A Testing device suitable for aircraft fuel system tests |
| 04/03/2013 | CN103017870A Liquid supply module and corresponding flow meter alignment method |
| 04/03/2013 | CN103017867A Calibration of a level gauge system |
| 04/03/2013 | CN103017853A Water level probe with self-checking function and self-checking method of water level probe |
| 04/02/2013 | US8412481 Method and apparatus for determining operational condition of pollution monitoring equipment |
| 04/02/2013 | US8410924 Method and system for remote monitoring deformations of a structure |
| 03/28/2013 | WO2013043523A1 Small volume prover apparatus and method for measuring flow rate |
| 03/28/2013 | WO2013041148A1 Calibration of a level gauge system |
| 03/28/2013 | WO2013001495A9 Device for checking the calibration of catching instruments measuring rainfall intensity |
| 03/28/2013 | US20130080082 System and method for creating a flow cytometer network |
| 03/28/2013 | US20130080079 Self-calibrating mass flow sensor system |
| 03/28/2013 | US20130078620 Device and method for detection and identification of immunological proteins, pathogenic and microbial agents and cells |
| 03/27/2013 | CN202836692U Flowmeter metering branch device |
| 03/27/2013 | CN202836691U Experimental device for moisture content |
| 03/27/2013 | CN202836690U Volume correction instrument indication error calibration standard device |
| 03/27/2013 | CN202836633U Impeller type wide-range electronic water meter |
| 03/27/2013 | CN202832490U Weighing type segregator calibration device |
| 03/27/2013 | CN103003766A Calibration method and flow-rate measurement method for flow-rate controller of gas supplying apparatus |
| 03/27/2013 | CN102997979A Differential pressure flowmeter verification system |
| 03/27/2013 | CN102997978A Ring chamber positive pressure flow detection device |
| 03/27/2013 | CN101334308B Artificial circuit for checking flow gauge |
| 03/27/2013 | CA2753588A1 Apparatus and method for volume and mass estimation of a multiphase fluid stored at cryogenic temperatures |
| 03/26/2013 | CA2570672C Coriolis flow meter and method for determining a signal difference in cabling and first and second pickoff sensors |
| 03/21/2013 | US20130073243 Method, Computer Program, and Apparatus for Detecting Pipetting Errors |
| 03/21/2013 | US20130073242 Small volume prover apparatus and method for measuring flow rate |
| 03/21/2013 | DE102011053843A1 Device for calibrating and/or monitoring certain operation condition of test mass flow measuring device, has tanks star-connected with each other, and tank device coupled to balancing device |
| 03/20/2013 | CN202814513U Online calibrating apparatus for thermal gas mass flow meter |
| 03/20/2013 | CN202814512U Improved negative pressure compensating flowmeter |
| 03/20/2013 | CN202814511U Flowmeter demarcation device and flow measuring system |
| 03/20/2013 | CN102980637A Liquid level calibration detection device and method for liquid level sensor |
| 03/20/2013 | CN102980636A Device and method for calibrating and detecting liquid level of fuel sensor |
| 03/20/2013 | CN102980635A Flow coefficient calibration device of lemniscate flow meter |