G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume

More topics under "G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume" (112,463)
G01F 1 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow (42,661)
G01F 11 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it (9,293)
G01F 13 - Apparatus for measuring by volume and delivering fluids or fluent solid materials, not provided for in the preceding groups (1,782)
G01F 15 - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus (11,880)
G01F 17 - Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies (1,525)
G01F 19 - Calibrated capacity measures for fluids or fluent solid material, e.g. measuring cups (1,861)
G01F 22 - Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for (1,086)
G01F 23 - Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm (31,056)
G01F 25 - Testing or calibrating of apparatus for measuring volume, volume flow, or liquid level, or for metering by volume (5,338)
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)
G01F 5 - Measuring a proportion of the volume flow (1,398)
G01F 7 - Volume-flow measuring devices with two or more measuring ranges; Compound meters (817)
G01F 9 - Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine (1,467)

Patents for G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume (509)
11/2014
11/04/2014	US8875379 Method of manufacturing a fluid flow measuring device
09/2014
09/17/2014	EP2778629A1 Method and device for code change detection
06/2014
06/03/2014	US8744785 Determination of a reception time of an ultrasonic signal by means of pulse shape detection
04/2014
04/15/2014	CA2539249C Apparatus and method for fluid flow measurement with sensor shielding
03/2014
03/25/2014	US8682890 Collaborative sampling for implicit recommenders
09/2013
09/04/2013	CN101550687B Control gates
07/2013
07/16/2013	CA2694067C Control gates
05/2013
05/16/2013	US20130119964 Multi-measurement vortex flowmeter
03/2013
03/28/2013	US20130074322 Apparatus and Method for Fluid Flow Measurement with Sensor Shielding
03/05/2013	CA2533844C Apparatus and method for creating a vortex flow
01/2013
01/22/2013	CA2516197C Ultrasonic liquid level monitor
12/2012
12/18/2012	CA2519908C Target detection improvements using temporal integrations and spatial fusion
12/04/2012	CA2524512C Two-phase steam measurement system
11/2012
11/20/2012	US8312767 Apparatus and method for fluid flow measurement with sensor shielding
08/2012
08/21/2012	US8245704 Dispenser with doses' counter
07/2012
07/18/2012	CN102589628A Multiphase coriolis flowmeter
07/18/2012	CN101458113B Fluid level measurement device
05/2012
05/09/2012	CN102444107A Control gates
02/2012
02/07/2012	US8109152 Multiphase Coriolis flowmeter
12/2011
12/13/2011	US8076950 Method and apparatus for measuring the water conductivity and water volume fraction of a multiphase mixture containing water
12/06/2011	US8071939 Method of and equipment for measuring ionic mobility
11/2011
11/29/2011	CA2617186C A method and apparatus for measuring the water conductivity and water volume fraction of a multiphase mixture containing water
11/09/2011	EP1532683B1 Prevention of tampering in electronic devices
08/2011
08/25/2011	US20110205079 Flow assurance monitoring
06/2011
06/29/2011	CN101263375B Device for installation of a probe
05/2011
05/10/2011	US7941285 Flow assurance monitoring
05/05/2011	US20110100111 Apparatus and Method for Fluid Flow Measurement with Sensor Shielding
03/2011
03/31/2011	US20110077911 Multi-measurement vortex flowmeter
03/23/2011	EP1669736B1 Gas concentration flux measuring device
03/23/2011	CN1812865B Method and apparatus for measuring flow rate in workpiece orifice and polishing a workpiece orifice
02/2011
02/09/2011	EP2281949A2 Control gate
02/09/2011	EP1754026B1 Method and device for measuring the flowing speed of fluids
02/02/2011	EP2280121A2 Control gate
01/2011
01/27/2011	US20110016984 Multiphase Coriolis Flowmeter
01/11/2011	US7866207 Apparatus and method for fluid flow measurement with sensor shielding
12/2010
12/14/2010	US7853415 Multi-measurement vortex flowmeter
12/08/2010	EP1622820B1 Hopper with flow controller/enhancer for controlling the gravitational flow of granular material
12/08/2010	CN1871056B Mixed liquid separator
12/08/2010	CN101906769A Control gates
12/08/2010	CN101328526B Device for determining height of smelting tank when continuously feeding cast iron in arc furnace
11/2010
11/03/2010	CN101297182B Level gauge
08/2010
08/17/2010	CA2536416C Gas flux measuring device
08/11/2010	CN101142464B Magnetic switch for level measurement, level meter, and use thereof
06/2010
06/22/2010	US7742620 Target detection improvements using temporal integrations and spatial fusion
06/15/2010	CA2420241C Control gates
06/09/2010	CN1952268B Control gates
06/01/2010	US7726203 Multiphase Coriolis flowmeter
05/2010
05/12/2010	CN1860360B 气体浓度通量测量装置 Gas concentration flux measurement device
05/12/2010	CN1680051B Slab billet continuous casting and tandem rolling equipment and method
05/12/2010	CN1619244B Method for determining height of smelting tank when continuously feeding cast iron in arc furnace
04/2010
04/13/2010	CA2293484C Dispenser with doses counter
03/2010
03/11/2010	US20100058881 Device for installation of a probe
01/2010
01/26/2010	US7650796 Apparatus for measuring and/or monitoring flow of a medium
12/2009
12/08/2009	CA2538394C Regulated flow flowmeter with integral cleaning arrangement
11/2009
11/17/2009	CA2526558C Method and apparatus for measuring flow rate through and polishing a workpiece orifice
11/10/2009	US7614824 Control gates
10/2009
10/29/2009	US20090266155 Apparatus and Method for Fluid Flow Measurement with Sensor Shielding
10/07/2009	EP1555940B1 Density/solute monitor of multi-modalities and signal processing scheme
10/07/2009	CN101550687A Control gates
09/2009
09/24/2009	US20090240446 Flow Assurance Monitoring
08/2009
08/18/2009	US7574907 Apparatus and method for fluid flow measurement with sensor shielding
07/2009
07/29/2009	EP1606592A4 Target detection improvements using temporal integrations and spatial fusion
07/29/2009	CN100520307C Flowmeter
07/02/2009	US20090166526 Method of and Equipment for Measuring Ionic Mobility
06/2009
06/30/2009	US7552631 Internal riser inspection device and methods of using same
06/17/2009	CN101458113A Fluid level measurement device
05/2009
05/28/2009	WO2005033633A3 Apparatus and method for fluid flow measurement with sensor shielding
05/13/2009	CN100487387C Scalable averaging insertion vortex flow meter
05/12/2009	US7530269 Fuel level sensor
04/2009
04/29/2009	CN101421592A Dynamic mixed gas flowmeter
04/16/2009	WO2005017464A3 Dynamic mixed gas flowmeter
03/2009
03/24/2009	US7509219 Correcting frequency in flowtube measurements
03/10/2009	US7502695 Flow assurance monitoring
03/03/2009	US7498644 Prevention of tampering in electronic devices
02/2009
02/11/2009	CN101365942A Method of and equipment for measuring ionic mobility
01/2009
01/27/2009	US7481118 Flow measurement apparatus
01/02/2009	DE112004001119B4 Viskositätskorrigiertes Durchflußmeßgerät Viscosity-corrected flow meter
12/2008
12/24/2008	CN101328526A Device for determining height of smelting tank when continuously feeding cast iron in arc furnace
12/11/2008	US20080303534 Method and Apparatus For Measuring the Water Conductivity and Water Volume Fraction of a Multiphase Mixture Containing Water
12/10/2008	CN100442028C Fluid level measurement device
12/09/2008	US7461999 Flow measurement and control
12/04/2008	US20080295608 Apparatus for Measuring and/or Monitoring Flow of a Medium
12/03/2008	CN100439869C Medium flow rate measuring and/ or controlling device
11/2008
11/06/2008	WO2005022089A3 Method and system for locating critical flow feature indicators
10/2008
10/29/2008	CN101297182A Level gauge
10/23/2008	US20080259721 Hopper with Flow Controller/Enhancer for Controlling the Gravitational Flow of Granular Material
10/08/2008	CN101283240A Sheltering device for radar type liquid level measuring apparatus
09/2008
09/24/2008	CN100420922C Magnetic circuit arrangement for a measuring sensor
09/17/2008	EP1969360A1 Method of and equipment for measuring ionic mobility
09/10/2008	CN101263375A Device for installation of a probe
09/03/2008	EP1664686A4 Method and apparatus for measuring flow rate through and polishing a workpiece orifice
08/2008
08/06/2008	CN101238367A A method and apparatus for measuring the water conductivity and water volume fraction of a multiphase mixture containing water
07/2008
07/30/2008	CN100406860C 雷达物位计中的分离频率检测 Radar level meter separation in frequency detection
06/2008
06/26/2008	US20080148867 Flow Measurement Apparatus
04/2008
04/29/2008	US7365352 Gas concentration flux measuring device
03/2008
03/12/2008	CN101142464A Magnetic switch for level measurement, level meter, and use thereof
02/2008
02/21/2008	US20080046203 Multiphase Coriolis Flowmeter
02/13/2008	CN101124823A Collaborative sampling for implicit recommenders
01/2008
01/31/2008	US20080022763 Apparatus and Method for Fluid Flow Measurement with Sensor Shielding
01/29/2008	US7324901 Water measurement auto-networks

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