| 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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| 06/01/2011 | CN101251405B Apparatus for calibrating gas instrument |
| 05/31/2011 | US7951114 Device and method employing shape memory alloy |
| 05/31/2011 | US7950265 Toilet overflow prevention system and method |
| 05/26/2011 | WO2011061005A1 Self-monitoring flow measurement assembly and method for the operation thereof |
| 05/26/2011 | US20110120207 Method and device for characterizing magnetorheological fluids |
| 05/25/2011 | CN102077061A Velocity-enhanced flow measurement |
| 05/25/2011 | CN102072756A Front and rear rotating disk type straight pipe section device of flow standard device |
| 05/24/2011 | US7949495 Process variable transmitter with diagnostics |
| 05/19/2011 | WO2011058287A1 Standalone measurement device with remote reading of a container filling rate |
| 05/19/2011 | DE102009046758A1 Sich selbst überwachende Durchflussmessanordnung und Verfahren zu deren Betrieb Self-monitoring flow measuring system and method of operating the same |
| 05/18/2011 | EP2322798A1 Device and method for delivering medical fluids using a shape memory alloy |
| 05/18/2011 | CN102062629A Double-tank weighing method for gas flow standard device by mass-time method |
| 05/17/2011 | US7945411 Method for determining pump flow without the use of traditional sensors |
| 05/17/2011 | US7944366 Malfunction detection with derivative calculation |
| 05/17/2011 | CA2547699C Coriolis mass flow measuring device |
| 05/17/2011 | CA2547697C Coriolis mass-flow measuring device |
| 05/12/2011 | WO2011055254A1 Flow sensing device with temperature compensation |
| 05/12/2011 | WO2011055253A1 Flow sensing method with temperature compensation |
| 05/12/2011 | US20110107812 Rationality diagnosis method and rationality diagnosis apparatus for sensor inside tank |
| 05/11/2011 | EP2318814A2 Velocity-enhanced flow measurement |
| 05/11/2011 | CN102057257A Electromagnetic flowmeter and method with full pipe detection by the help of third electrode |
| 05/05/2011 | US20110102004 Method for testing a laboratory device and correspondingly equipped laboratory device |
| 05/05/2011 | DE102010049488A1 Verfahren zum Testen eines Laborgeräts und entsprechend ausgestattetes Laborgerät Method for testing a laboratory instrument and properly equipped laboratory apparatus |
| 05/04/2011 | CN102047083A Apparatus and method for proving at low temperatures |
| 05/04/2011 | CN102047082A Method of determining a disturbance echo profile for a radar level gauge system |
| 05/04/2011 | CN101694398B Suspension structure capable of decreasing pressure fluctuation inside bell-jar |
| 05/04/2011 | CN101672683B Method for online calibrating perforated plate-type steam flow measurement system |
| 05/03/2011 | US7934413 Flowmeter calibration system and operational method |
| 04/28/2011 | WO2011011255A3 Upstream volume mass flow verification systems and methods |
| 04/28/2011 | US20110094287 System and method for automated calibration of a fuel flow meter in a fuel dispenser |
| 04/27/2011 | EP2314993A1 Method and apparatus for validating the accuracy of a flowmeter |
| 04/27/2011 | CN201811771U Calibration device for flow sensor of loader hydraulic system |
| 04/27/2011 | CN201811770U Liquid level automatically-positioned and quantitated standard metal measurer |
| 04/27/2011 | CN201811754U Non-contact object probe signal processing device |
| 04/27/2011 | CN102032847A Level measurement method for bottom edge part with liquid tank and volume detection method for tank bottom |
| 04/26/2011 | CA2378699C Method and apparatus for monitoring operational performance of fluid storage systems |
| 04/21/2011 | WO2011045725A1 Device for detecting a blockage of a mechanical fluid meter, and meter featuring blockage detection |
| 04/21/2011 | US20110093231 Apparatus for monitoring a system with time in space and method therefor |
| 04/21/2011 | US20110093230 Device, method, and system for calibration of a flow meter used in conjunction with a ventricular assist device |
| 04/21/2011 | CA2776734A1 Device for detecting a blockage of a mechanical fluid meter, and meter featuring blockage detection |
| 04/20/2011 | EP1552146B1 Fluid delivery device, system and method |
| 04/20/2011 | CN201803770U Combined type gas meter calibrating apparatus |
| 04/20/2011 | CN201803769U Mechanical automatic centering mechanism and automatic centering machine thereof |
| 04/20/2011 | CN201803768U Constant temperature water tank |
| 04/20/2011 | CN201803732U Spiral tube micrometer element and micrometer device containing same |
| 04/20/2011 | CN102023046A Wave height recorder and accelerometer double-purpose calibration device |
| 04/20/2011 | CN101476922B Totally-enclosed open type commutator |
| 04/19/2011 | CA2538155C Self-tuning ultrasonic meter |
| 04/13/2011 | EP2307140A1 Characterization method and kit for carrying out the method |
| 04/13/2011 | CN201795894U Tilting ultra-miniature pressure measuring device |
| 04/13/2011 | CN201795844U Water meter self-examination device |
| 04/13/2011 | CN201795843U Calibrating device for automotive air quality flow meters |
| 04/13/2011 | CN201795822U High-precision large-scale gas flow meter |
| 04/13/2011 | CN102016524A Radar level gauge system using a waveguiding structure with periodically arranged reference impedance transitions |
| 04/13/2011 | CN102016519A Method for generating a diagnostic from a deviation of a flow meter parameter |
| 04/13/2011 | CN102012251A Method and device for detecting additives, abrasion or corrosion on wall of vibrating tube of Coriolis mass flowmeter |
| 04/12/2011 | US7925456 Method and apparatus for directing the use of a Coriolis flow meter |
| 04/12/2011 | US7922458 Variable volume, shape memory actuated insulin dispensing pump |
| 04/12/2011 | CA2458046C Flow meter pickoff assembly and flow meter pickoff adjustment method for nulling flow meter zero offset |
| 04/07/2011 | WO2011041370A1 Excess enthalpy upon pressurization of nanosized metals with deuterium |
| 04/07/2011 | US20110079072 Wind sensor |
| 04/06/2011 | EP1266194B1 Method and device for detecting and/or monitoring the level of a medium in a container |
| 04/06/2011 | CN201788002U Small-bore flow meter detecting device |
| 04/06/2011 | CN201788001U Multifunctional checkout console for water meters and flowmeters |
| 04/06/2011 | CN102007385A Flow meter proving method and system |
| 04/05/2011 | US7918238 Flow controller and its regulation method |
| 03/31/2011 | US20110077911 Multi-measurement vortex flowmeter |
| 03/31/2011 | US20110077782 Blood pump flow rate estimation device |
| 03/30/2011 | EP2301842A2 Aircraft shock strut having a fluid level monitor |
| 03/30/2011 | CN201780149U Pipeline system of flow device with varying head |
| 03/30/2011 | CN101995284A Impulse type grain mass flow sensor calibrating and testing device |
| 03/30/2011 | CA2716046A1 Gas shut-off valve with feedback |
| 03/29/2011 | US7917250 Devices, systems and methods for flow-compensating pump-injector synchronization |
| 03/29/2011 | CA2715766A1 Aircraft shock strut having a fluid level monitor |
| 03/23/2011 | CN201772916U Calibration equipment for mass flow meter |
| 03/23/2011 | CN201772915U On-line gas flow standard device |
| 03/23/2011 | CN101762306B Fuel sensor detecting device of motorcycle |
| 03/23/2011 | CN101592556B Device for calibrating steady flow testbed of air passage |
| 03/18/2011 | CA2714925A1 Valve bonnet assembly |
| 03/16/2011 | EP2185902B1 Calibration of dust load flow measuring systems |
| 03/16/2011 | CN201765033U Steady-state return flow guide pipe |
| 03/10/2011 | US20110056265 Identification of air and/or fuel metering drift |
| 03/09/2011 | CN201757664U Gas meter ageing simulation testing machine |
| 03/09/2011 | CN201757663U Gas meter water vapor testing machine |
| 03/09/2011 | CN201757662U Gas meter actual medium durability testing machine |
| 03/08/2011 | US7904268 Diagnostic apparatus and methods for a coriolis flow meter |
| 03/08/2011 | US7904256 Startup techniques for a digital flowmeter |
| 03/03/2011 | DE112009000324T5 Verfahren und Computerprogrammprodukt zum Abgleichen eines Luftmassenflusssensors einer Motoranordnung eines Kraftfahrzeugs Method and computer program product for adapting an air mass flow sensor of a motor assembly of a motor vehicle |
| 03/02/2011 | EP2290238A1 Plunger pump actuated by a shape memory element |
| 03/02/2011 | CN201754103U Booster liquid storage tank rotating centrifugal test device |
| 03/02/2011 | CN101694399B Device and method for calibrating reverse stroke of bell-jar volume |
| 03/02/2011 | CN101512305B Method for testing pipettes |
| 03/01/2011 | US7897111 Pipetting device |
| 02/24/2011 | WO2010132328A4 System to detect poor process ground connections within an electromagnetic flowmeter |
| 02/23/2011 | CN101979968A Device and method for testing air quality sensor and air flow sensor |
| 02/22/2011 | US7891228 Dual-mode mass flow verification and mass flow delivery system and method |
| 02/17/2011 | WO2011019345A1 Method and apparatus for determining a zero offset in a vibrating flow meter |
| 02/17/2011 | DE19709422B4 Vorrichtung zur Messung von hydraulischen Durchflußmengen und Leckagen an einem Prüfling Device for measuring hydraulic flow rates and leakages in a test piece |
| 02/17/2011 | CA2770898A1 Method and apparatus for monitoring multiphase fluid flow |
| 02/17/2011 | CA2770135A1 Method and apparatus for determining a zero offset in a vibrating flow meter |