Patents
Patents for 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)
05/1998
05/28/1998WO1998022783A1 A device and a method of measuring flow rate for a three phase fluid
05/28/1998WO1998022782A1 Flowmeter
05/28/1998DE19700389C1 Thin film polyimide-platinum type sensor structure
05/28/1998DE19648711A1 Flow amount determination method for tank ventilating system
05/28/1998DE19647086A1 Vorrichtung zur Messung der Masse eines strömenden Mediums Device for measuring the mass of a flowing medium,
05/27/1998EP0843959A1 Device for measuring parameters in an agricultural machine
05/27/1998EP0694145B1 A device and a method for localizing leakages in conduit networks
05/27/1998EP0584329B1 Apparatus and method for measuring two- or three phase fluid flow utilizing one or more momentum flow meters and a volumetric flow meter
05/27/1998CN2282682Y Ultrosonic high-temp transducer
05/27/1998CN2282681Y Current flowmeter
05/27/1998CN1182874A Self-controlled diaphragm type combustion gas flow meter
05/27/1998CN1182873A Three-phase flow meter for oil, gas and water and measuring method thereof
05/26/1998US5757187 Apparatus and method for image formation in magnetic resonance utilizing weak time-varying gradient fields
05/26/1998US5756899 Integrated sensor
05/26/1998US5756893 Thermal flow meter
05/26/1998US5755559 Apparatus and method for pumping supercritical fluid and measuring flow thereof
05/26/1998US5755218 Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval
05/22/1998WO1998021554A1 Instrument for measuring the mass of a flowing agent
05/20/1998EP0843160A1 Method and device for determining the flow velocity and/or throughput of a flowing fluid
05/20/1998EP0842401A1 Mass flowmeter
05/20/1998EP0842400A1 Ultrasound flow meter
05/20/1998EP0842399A1 Fluid meter of the ultrasonic type for attenuation of parasitic ultrasonic waves
05/20/1998EP0842398A1 Single jet liquide meter with improved motor torque
05/20/1998DE19751060A1 Heating resistance air intake quantity detector for i.c. engine
05/20/1998DE19710539C1 Sensor arrangement for measuring mass of flowing medium using principle of heated film anemometer
05/20/1998DE19647446A1 Flow quantity measurement method for liquid gas
05/20/1998DE19647350A1 Verfahren und Vorrichtung zur selbstkompensierenden Messung des Volumendurchflusses von Gasen Method and apparatus for self-compensating measurement of the volumetric flow of gases
05/20/1998CN2282174Y Water quantity sensor
05/20/1998CN2282173Y Screw locking air metering ash discharging device
05/20/1998CN1182477A Mass flowmeter
05/20/1998CN1182228A Device for regulating flow of gases having substantially different molar masses
05/20/1998CN1182205A Float flowmeter
05/19/1998US5754609 Condensation vessel for the measurement of steam pressure, filling level and steam flow rate and method for operating a condensation vessel
05/19/1998US5753827 Coriolis meteR having a geometry insensitive to changes in fluid pressure and density and method of operation thereof
05/19/1998US5753826 Flow meter having a vibration dampener
05/19/1998US5753825 Velocity averaging pitot
05/19/1998US5753824 Sampling method and apparatus for use with ultrasonic flowmeters
05/19/1998US5753815 Thermo-sensitive flow sensor for measuring flow velocity and flow rate of a gas
05/19/1998US5753806 Apparatus and method for determining the distribution and flow rate characteristics of an injection nozzle
05/19/1998US5752545 Flow control device and flowmeter for granular material or the like
05/19/1998US5752411 Method for measuring the air flow component of air/water vapor streams flowing under vacuum
05/14/1998WO1998020306A1 Digital phase locked loop signal processing for coriolis mass flow meter
05/14/1998WO1998019604A1 Blood flow meter and method of use
05/14/1998WO1998019603A1 Measurement of volumetric fluid flow and its velocity profile
05/14/1998CA2270534A1 Measurement of volumetric fluid flow and its velocity profile
05/13/1998EP0841547A2 Flowmeter
05/13/1998EP0841545A1 Vortex flow sensor
05/13/1998EP0841543A1 Water meter
05/13/1998EP0840889A1 Method and apparatus for measuring and controlling the volume of a liquid segment in a tube
05/13/1998EP0719383B1 Method and device for determining the rate of flow of a gas through a valve in an internal-combustion engine
05/13/1998CN2281527Y Separate vortex flow meter
05/13/1998CN2281526Y Anti-stealing water meter
05/13/1998CN1181514A Davice and method to suppress Q-switching in optical amplifying device
05/12/1998US5751535 Control circuits for an electromagnetic flow meter
05/12/1998US5751410 Method for measuring flow vectors in gas flows
05/12/1998US5750903 Method of linearizing a flow velocity sensor, a linearized flow velocity measurement apparatus and system
05/12/1998US5750902 Magnetoinductive flow meter
05/12/1998US5750893 Thermally sensing type flowing velocity measuring apparatus
05/12/1998US5750892 Laminar flow element with inboard sensor taps and coaxial laminar flow guides
05/12/1998US5750889 Air flow rate measuring apparatus and air flow rate measuring method
05/12/1998US5750877 Device for and method of calibrating the measurements of a product stream
05/12/1998US5750027 Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography
05/12/1998US5749417 Production log
05/07/1998WO1998019296A1 Ultrasonic buffer/waveguide
05/07/1998WO1998019148A1 Apparatus and method for determining the distribution and flow rate characteristics of an injection nozzle
05/07/1998WO1998019138A1 Ultrasonic fluid meter with improved resistance to parasitic ultrasonic waves
05/07/1998WO1998019137A1 Gas meter with improved resistance to dust
05/07/1998WO1998019135A1 Infusion pump monitoring encoder/decoder
05/07/1998DE19747839A1 Pressure measuring system for air conditioning heat exchangers
05/07/1998DE19643996A1 Appliance for measuring mass of flowing medium for measuring air intake of IC engines
05/07/1998CA2268790A1 Gas meter with improved resistance to dust
05/07/1998CA2268049A1 Ultrasonic fluid meter with improved resistance to parasitic ultrasonic waves
05/06/1998EP0840469A2 Device and method to suppress q-switching in an optical amplifying device
05/06/1998EP0840189A2 Flow controller for gases having slightly different molar masses
05/06/1998EP0839497A1 A method for measuring volumetric fluid flow and its velocity profile in a lumen or other body cavity
05/06/1998EP0839316A1 Transmitter for providing a signal indicative of flow through a differential transducer using a simplified process
05/05/1998US5748504 Calibration method for use with ultrasonic flowmeters
05/05/1998US5747749 Acoustic logging to identify oil flow rate
05/05/1998US5747704 Meter for flowing media
05/05/1998US5747703 Method and apparatus for monitoring variation in the current value of a rate of fluid flow through a flow meter
05/05/1998US5747702 Diagnostic device for hydraulic circuit
05/05/1998US5747701 Ultrasonic vortex flowmeter having remote signal processing
05/05/1998US5747700 Portable electronic flow meter
05/05/1998US5746061 Physchrometric measurement of air flow through airconditioning evaporator
04/1998
04/30/1998WO1998018070A1 Object classification and identification system
04/30/1998WO1998017980A1 Alignment apparatus and method for installation of flow meter fittings
04/30/1998WO1998017978A1 Method and device for determining the throughflow or speed of flowing or moving media
04/30/1998WO1998017977A1 Improvements relating to flow measurement
04/30/1998WO1998010248A3 Method and device for measuring the volumetric flow of a fluid
04/30/1998DE19643256A1 Verfahren und Vorrichtung zur Bestimmung des Durchflusses oder der Geschwindigkeit von strömenden oder bewegten Medien Method and apparatus for determining the flow or velocity of flowing or moving media
04/30/1998DE19549527A1 Sound signal reception method especially for short sound pulses
04/29/1998EP0838020A1 Method and apparatus for adaptive line enhancement in coriolis mass flow meter measurement
04/29/1998EP0837709A1 Air detector
04/29/1998EP0760087B1 Position encoder
04/29/1998CN1180162A Ultrasonic vortex flowmeter having remote signal processing
04/29/1998CN1180161A Method and device for measuring river channel section fixed-point current speed
04/29/1998CA2217546A1 Device and method to suppress q-switching in an optical amplifying device
04/28/1998US5744713 Construction for fastening and contacting resistor elements for a hot film anemometer and sensor arrangement using such construction
04/28/1998US5743252 Method for releasing controlled amount of aerosol medication
04/28/1998US5743138 Spirally fluted float