Patents
Sitemap › G01 - Measuring; Testing › G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume › 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
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)
03/2013
03/13/2013CN102341682B Flow rate measuring device
03/07/2013US20130056490 Fluid Meter With Pressure Protection
03/07/2013DE202012011186U1 Gaszähler sowie Zählereinrichtung umfassend einen solchen Gaszähler Gas meter and meter device comprising such a gas meter
03/01/2013CA2752078A1 Improved positive displacement flow meter
02/2013
02/28/2013US20130047744 Positive displacement flow meter
02/26/2013US8381586 Unitary drive system for water meter
02/22/2013DE202013000485U1 Tragbares Durchflusskontrollgerät für Heizöl Portable flow control device for fuel oil
02/20/2013EP2559975A1 Gas meter with integrated gas shut-off valve
02/20/2013CN202748076U Flow-calculating and remote data-transmitting system
02/19/2013CA2583181C System and method for process measurement
02/06/2013CN102918365A Gas shut-off device
01/2013
01/31/2013US20130025365 Positive displacement flow meter
01/30/2013EP2551649A1 Improved positive displacement flow meter
01/24/2013WO2012099777A3 Apparatus and method for determing displacer position in a flowmeter prover
01/23/2013CN102892339A Improved espresso machine method and apparatus
01/15/2013US8353207 Fluid meter
01/08/2013US8347709 Measurement apparatus for mass flow detection of harvested crops
01/08/2013US8347708 Fluid meter
01/02/2013CN202648720U Shear jet entrainment quantity testing device
12/2012
12/20/2012DE102008016513B4 Vorrichtung und Verfahren zum exakten Dosieren von Flüssigkeiten Apparatus and method for exact dosing of liquids
12/13/2012WO2012169202A1 Gas meter
12/13/2012WO2012169201A1 Gas meter
12/12/2012CN202599457U Wet type gas flow meter applied to gas meter calibrating device
12/11/2012US8332191 Correction factors for electromagnetic measurements made through conductive material
12/05/2012CN202582626U Device for automatically metering low-flow asphalt
12/05/2012CN101960265B Volumetric flowmeter and helical gear
12/04/2012US8322995 Calculation of downhole pump fillage and control of pump based on said fillage
12/04/2012US8322208 Fluid meter with pressure protection
11/2012
11/28/2012CN101960268B Gas meter and gas safety system
11/27/2012US8318357 Positive electrode active material for non-aqueous electrolyte secondary battery, positive electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery
11/22/2012WO2012157188A1 Flow rate measurement device
11/21/2012EP2525192A1 Rotor meter for measuring the amount of gas flowing through a gas pipe
11/21/2012CN202547706U Flowmeter
11/21/2012CN102037281B Device for monitoring appliance
11/21/2012CN101743440B Gas shutoff device
11/21/2012CN101305269B Positive displacement fluid flow meter
11/15/2012WO2012152892A1 Device for connecting a fluid
11/14/2012CN102782462A Positive displacement gas-liquid two-phase flowmeter and multiphase flow rate measurement system
11/07/2012CN102077063B Gas circuit breaker
11/06/2012CA2352339C Method and device for measurement of pulsating milk flow
10/2012
10/31/2012CN102269610B Method and system for measuring flow and flow rate information of medical pump, and computer
10/23/2012US8296082 System for testing performance of array ultrasound transducer
10/16/2012US8286480 Positive displacement fluid flow meter
10/16/2012US8286479 Motorless speed control pipeline apparatus and method
10/09/2012US8281959 Dosage-dispensing device for powders and pastes
09/2012
09/25/2012CA2754269A1 Variable geometry meter roller
09/19/2012CN202442736U Special gas valve for industrial IC (integrated circuit) card integral diaphragm type gas meter
09/19/2012CN102680037A Air quantity differential pressure calibration method applied to liquid cooling type frame
09/12/2012EP2498072A1 Flow rate measuring device
09/12/2012EP2498071A1 Flow rate measurement device
09/12/2012EP2498070A1 Flow rate measurement device
09/12/2012CN102661766A Asphalts small flow metering device
09/11/2012US8265887 Flow measurement apparatus and program thereof, flow measurement method and fluid supply system
09/05/2012CN101405582B Determination of cartridge content by capacitive means
08/2012
08/30/2012WO2012115562A1 Continuous piston flow meter
08/30/2012WO2012114733A1 Wireless device for automated meter reading
08/29/2012EP2492508A2 Method for determining the flow of a liquid conveyor
08/23/2012US20120215466 Pump Tester
08/22/2012CN102269611B Explosion-proof flow rate monitor
08/22/2012CN101965504B Flowmeter
08/16/2012WO2012108130A1 Shutoff valve device
08/16/2012WO2012065883A3 Method and measuring device for volume measurement and evaluation
08/09/2012WO2012105218A1 Flow measurement device
08/09/2012WO2012105217A1 Flow measurement device
08/08/2012CN102027336B Gas meter with membranes and rotary dispensing drive
08/08/2012CN101743441B Gas cut-off device
08/02/2012WO2012100686A1 Internet of things intelligent gas meter and control system thereof
07/2012
07/31/2012US8230735 Method of dynamically correcting flow rate measurements
07/31/2012CA2764479A1 Water meter with integral flow restriction valve
07/26/2012WO2012099777A2 Apparatus and method for determing displacer position in a flowmeter prover
07/26/2012CA2824984A1 Apparatus and method for determing displacer position in a flowmeter prover
07/25/2012CN102175289B Soil dam seepage monitoring device
07/18/2012EP2477009A1 Positive displacement gas-liquid two-phase flowmeter and multiphase flow rate measurement system
07/18/2012DE202012004904U1 Kombination von Trommelgaszähler mit moderner Wägetechnologie Combination of drum gas meters with modern weighing technology
07/18/2012CN102597718A Flow rate measuring device
07/18/2012CN102597717A Flow rate measurement device
07/18/2012CN102597716A Flow rate measurement device
07/12/2012WO2012092940A1 Method and apparatus for determining the mass of a fluid flowing through a flow rate meter in a consumption time interval
07/12/2012CA2819341A1 Method and apparatus for determining the mass of a fluid flowing through a flow rate meter in a consumption time interval
07/05/2012WO2012089245A1 Piston fluid meter with improved yoke arrangement
07/05/2012WO2012089244A1 Fluid meter with improved piston guidance
07/04/2012EP2472488A1 Drinking device with reminder and notification function
07/04/2012CN101960267B Gas meter and gas metering system
07/04/2012CN101925803B Positive displacement flowmeter
07/04/2012CN101490513B Oval gear meter
06/2012
06/21/2012WO2012081136A1 Gas measurement device and checking system
06/21/2012WO2012080092A1 System for monitoring the leak-tightness of a tank
06/20/2012EP2466277A1 Remotely readable and controllable gas metering system
06/14/2012CA2820532A1 Fluid flow indicator and method
06/07/2012WO2012017380A3 Fluid flow meter
06/06/2012DE102010053167A1 Flow measurement method for petrol pump in service station, involves combining phase-added analog signals produced by two inductive sense elements during rotation of screw spindle propelled by flow of liquid medium
05/2012
05/30/2012CN102037337B Appliance monitor
05/24/2012WO2012065883A2 Method and measuring device for volume measurement and evaluation
05/24/2012DE102011118855A1 Screw rotors, preferably screw spindle counters for use in volume measuring device for measuring volume of fluids, has predetermined pitch angle
05/23/2012EP2455726A1 Oscillating vessel flowmeter
05/23/2012EP2454562A1 Flowmeter and manifold therefor
05/16/2012CN102459976A Shutoff valve unit
05/09/2012CN101504296B Flow rate measuring device
05/03/2012US20120103087 Flow rate detection device
05/02/2012CN202207340U Medical semi-automatic drainage metering device
1 2 3 4 5 6 7 8 9 10 11 12 13 ... 23