| 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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| 12/28/2011 | CN202090949U 连续定量气体释放装置 Continuous quantitative gas release device |
| 12/27/2011 | US8083718 Device and method employing shape memory alloy |
| 12/22/2011 | WO2011159816A1 Minimally intrusive monitoring of a multiphase process flow using a tracer |
| 12/21/2011 | CN202083444U 大小流量一体化的cng现场检定系统 The size of the flow-site verification system integration cng |
| 12/21/2011 | CN102288265A 双通道法超声流量计时间差检测装置 Dual time difference method ultrasonic flowmeter detector |
| 12/21/2011 | CN102288264A 电驱动活塞式液体微小流量计量标准装置 Small electrically driven piston liquid flow measurement standard device |
| 12/21/2011 | CN102288263A 在线校准管道中气体流量计的装置 Online calibration device pipeline gas flowmeter |
| 12/21/2011 | CN102288262A 一种散热器冷边风量现场校验方法 Side, a cold wind field calibration method radiator |
| 12/21/2011 | CN102288247A 水表及取样方式 Meters and sampling methods |
| 12/20/2011 | US8079984 Device and method employing shape memory alloy |
| 12/20/2011 | US8079983 Device and method employing shape memory alloy |
| 12/20/2011 | US8079245 Fuel oil and propane monitoring, delivery and sale system and method |
| 12/15/2011 | DE102010014038B4 Kalibriervorrichtung für Durchflussmessgeräte Calibration of flow measurement |
| 12/14/2011 | CN202075065U 一种模拟量传感器测试装置 An analog quantity sensor testing device |
| 12/14/2011 | CN202075023U 气体流量标定系统气源风机组装置 Gas flow calibration system gas supply air unit device |
| 12/14/2011 | CN202075022U 天然气小流量计在线实流检定装置 Small gas flow meter calibration device online real |
| 12/13/2011 | US8075527 Device and method employing shape memory alloy |
| 12/08/2011 | US20110301899 Method for calibrating a device for measuring phase fractions of polyphase fluid under flow conditions, measuring method, and related device |
| 12/08/2011 | DE102010008511B4 Flüssigkeitsmengenmessgerät und Verfahren zum Bestimmen einer volumetrischen Messgröße Liquid flow meter and method for determining a volumetric measure |
| 12/07/2011 | EP1794552B1 In-production calibration of a measuring device for a capacitive level measurement |
| 12/07/2011 | CN202066567U 校验用水源恒压控制装置 Check with the constant pressure water control device |
| 12/07/2011 | CN202066522U 一种夹持装置 One kind of clamping device |
| 11/30/2011 | CN202057396U 液体流量标准检定装置 Liquid flow standard calibration device |
| 11/30/2011 | CN202057395U 干式高压水表芯取出装置 Dry high pressure water meter core removal device |
| 11/30/2011 | CN202057384U 改进的油箱液位检测装置 Improved fuel tank level detection device |
| 11/30/2011 | CN202057382U 密闭容器差压液位测量静态自动补水系统 Static Pressure Level Measurement airtight container automatic replenishment system |
| 11/29/2011 | US8066665 Device and method employing shape memory alloy |
| 11/24/2011 | US20110283766 Apparatus and Calibration Method for Cup Anemometers having Non-Removable Cupsets |
| 11/24/2011 | DE102010029119A1 Verfahren zur Ermittlung des Durchflusses eines Mediums durch ein Messrohr Method for determining the flow of a medium through a measuring tube |
| 11/23/2011 | CN202049101U Constant-temperature water bath cooling system |
| 11/23/2011 | CN102252736A Constant-pressure liquid source device containing overflow groove in pressure container |
| 11/23/2011 | CN102252735A Liquid pressure-stabilizing device with water tower pressure-stabilizing effect |
| 11/23/2011 | CN101311687B Diagnostic device and method for coriolis flowmeter |
| 11/22/2011 | CA2639618C Method of estimating measuring accuracy of dispensing meters |
| 11/17/2011 | US20110277533 System and method for determining a volume of a torque converter clutch and calibrating a transmission |
| 11/17/2011 | DE102010020699A1 Liquid level measuring equipment e.g. water meter has cascade cavitation nozzle unit with cavitation nozzles whose pressure ratio is set according to flow of liquid from container in forward and backward directions |
| 11/17/2011 | DE102010014693B3 Fluid-flow measuring system comprises differential pressure measuring device and conductor which is provided for fluid, where flow measuring device is arranged for measuring flow rate through conductor |
| 11/16/2011 | EP2386838A1 Coriolis flow meter |
| 11/16/2011 | EP2386758A1 A method of pumping a predetermined dose of a medical fluid |
| 11/16/2011 | CN202041260U Piston type gas flow rate standard device |
| 11/16/2011 | CN202041218U Non-contact debugging magnetostriction displacement transducer |
| 11/16/2011 | CN101545801B Calibration device for solid mass flow meter, using method and system comprising same |
| 11/16/2011 | CN101421593B Flow meter and method for detecting a cable fault in a cabling of the flow meter |
| 11/15/2011 | US8060328 Method and apparatus for quantitating surface-binding optical resonance profiles |
| 11/15/2011 | DE202005021973U1 Messvorrichtung, insbesondere zur Messung von Entwässerungsmengen von Papiermaschinen Measuring device, in particular for measurement of drainage amounts of paper machines |
| 11/09/2011 | EP2385253A1 Fluid delivery device, system and method |
| 11/09/2011 | CN202033083U Special machine for testing flow meter |
| 11/09/2011 | CN202033082U LNG (Liquefied Natural Gas) site calibrating device |
| 11/09/2011 | CN202033073U Semi-physical simulation platform for digital fuel oil measuring system |
| 11/09/2011 | CN102235905A Method for correcting error frequency of water level sensor on washing machine |
| 11/09/2011 | CN102235904A Digital calibration liquid level sensing device |
| 11/09/2011 | CN101762307B Gas flow calibrating device based on bell shape-column shape dual piston structure |
| 11/03/2011 | US20110265549 Methods and apparatus for calibrating flow controllers in substrate processing systems |
| 11/02/2011 | EP2383470A1 Plunger pump actuated by a shape memory element |
| 11/02/2011 | CN202024808U Recovery type wet steam two-phase flow flowmeter calibration table |
| 11/02/2011 | CN102230817A Recycled two-phase flow flowmeter calibrating platform of wet steam |
| 11/01/2011 | US8047812 Variable volume, shape memory actuated insulin dispensing pump |
| 11/01/2011 | US8047811 Variable volume, shape memory actuated insulin dispensing pump |
| 10/27/2011 | US20110259077 Coriolis flowmeter with zero checking feature |
| 10/26/2011 | EP2379994A1 Truck compartment verification system with alternate truck id |
| 10/26/2011 | CN202018319U Mechanical water meter accuracy detecting device |
| 10/25/2011 | US8043580 Testing device |
| 10/25/2011 | US8042376 Fuel dispenser utilizing pressure sensor for theft detection |
| 10/20/2011 | WO2011079999A3 Device for determining at least one process variable |
| 10/20/2011 | US20110257922 Air pollution sampling system and method thereof |
| 10/20/2011 | DE102010015421A1 Method for checking Coriolis mass flow meter, involves activating measuring tube in diagnostic mode for testing Coriolis-mass flow meter, where Coriolis-frequency of Coriolis oscillations is determined |
| 10/20/2011 | CA2796287A1 Meter right sizing |
| 10/19/2011 | EP2378255A1 Calibration device for flow meters |
| 10/19/2011 | EP2376874A2 A method for field-measuring fluid flow meters |
| 10/19/2011 | CN202013229U Oil quantity indicator testboard |
| 10/19/2011 | CN1289408B Instrument electronics circuit used for Coriolis flowmeter and method used for verifying flow calibration factors used by the circuit |
| 10/19/2011 | CN102224398A System and method for filling level determination |
| 10/13/2011 | WO2011125338A1 Method and mass flow controller for enhanced operating range |
| 10/13/2011 | US20110247390 Method and mass flow controller for enhanced operating range |
| 10/12/2011 | CN102213608A Calibration device for flow meters |
| 10/06/2011 | DE102010014038A1 Kalibriervorrichtung für Durchflussmessgeräte Calibration of flow measurement |
| 10/04/2011 | US8032256 Liquid level control systems |
| 10/04/2011 | US8029250 Variable volume, shape memory actuated insulin dispensing pump |
| 10/04/2011 | US8029245 Variable volume, shape memory actuated insulin dispensing pump |
| 09/29/2011 | US20110238373 In-Flight Pitot-Static Calibration |
| 09/29/2011 | US20110238352 False Echo Storage in Case of Container Noise |
| 09/29/2011 | US20110232358 Surgical Cassette |
| 09/28/2011 | CN201993152U 飞机耗量表检查仪 Aircraft consumption meter tester |
| 09/28/2011 | CN201993151U 一种用于检验燃气表的齿夹式快速定位机构 Tooth clip-fast positioning mechanism for a test gas meter |
| 09/28/2011 | CN201993150U Vertical meter test loop capable of switching between upward water inlet and downward water inlet |
| 09/28/2011 | CN102203570A Apparatus for determining and/or monitoring a process variable for a medium |
| 09/28/2011 | CN102200465A Method and system for detecting fault of fuel level sensor |
| 09/28/2011 | CN101512297B Leak check device for vortex sensor replacement |
| 09/27/2011 | US8024984 Device and method for testing decoking tools |
| 09/22/2011 | WO2011113211A1 Vehicle setting and calibration device |
| 09/22/2011 | WO2011080290A8 Thermography logging tool |
| 09/22/2011 | US20110231137 Method and device for calibrating measuring transducers of ultrasonic flow meters |
| 09/21/2011 | CN201983839U 用于液体流量标准检定装置的组合式标准称量容器 Combined standard for liquid flow standard test device weighing container |
| 09/21/2011 | CN201983838U 自动夹表微差压式燃气表检测装置 Automatic folder table differential pressure gas meter detection device |
| 09/21/2011 | CN201983837U 移动式液体流量标定车 Mobile Liquid Flow Calibration car |
| 09/20/2011 | US8024146 Multi-gas flow sensor with gas specific calibration capability |
| 09/15/2011 | WO2011111942A2 Method for precisely and reliably controlling liquid level of pressure tank with multiple sensors |
| 09/15/2011 | WO2011019344A3 Method and apparatus for determining and compensating for a change in a differential zero offset of a vibrating flow meter |
| 09/15/2011 | US20110224615 Fluid Delivery Device with Autocalibration |
| 09/14/2011 | EP2365300A2 Method of estimating measuring accuracy of dispensing meters |