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)
04/1999
04/21/1999CN2315538Y Anti-theft water meter
04/21/1999CN2315537Y Sensor for turbine flow
04/21/1999CN2315536Y Automatic monitor for fuel filling quantity of motor vehicle
04/21/1999CN1214761A Fluidic oscillator comprising obstacle with improved profile
04/21/1999CN1214449A Substitution kits for volumetric flow sensors and corresponding vortex flow sensors
04/21/1999CN1214448A Electronic water (gas) meter and its meter reading transcribing application system
04/20/1999US5895866 Micromachined silicon micro-flow meter
04/20/1999US5895865 Particulate material flow measuring device
04/20/1999US5895864 Magnetic flowmeter with empty tube detection
04/20/1999US5895860 Heat exchanging medium pressure measuring apparatus
04/15/1999WO1999018416A1 Thermal processor measurement using simulated food particles
04/15/1999WO1999018415A1 Device for measuring the mass of a flowing medium
04/15/1999WO1998047425A9 Therapeutic gas flow meter and monitor
04/14/1999EP0908705A2 Mass flowmeter
04/14/1999EP0908704A1 Air flow amount measuring apparatus having flow rectifier
04/14/1999EP0908703A1 Fluid mass flow sensing device
04/14/1999EP0907876A1 Differential hot wire air gauge
04/14/1999CN2314353Y Pulse signal device for wet water meter
04/14/1999CN2314352Y Electronic safety gas meter capable of avoiding fraudulent use of gas
04/14/1999CN2314351Y Steady flow metering pump
04/14/1999CN2314350Y 高性能水表 High performance water meter
04/14/1999CN2314349Y Rotz flowmeters with improved wheel
04/14/1999CN1213772A Linear target-type flowmeter
04/14/1999CN1213771A Cone rotor positive displacement flowmeter
04/13/1999US5894088 Thermal flow meter with less turbulence in fluid flow
04/08/1999WO1999017084A1 Combined pickoff and oscillatory driver for use in coriolis flowmeters and method of operating the same
04/08/1999WO1999005478A3 Flow measurement mandrel
04/08/1999DE19743409A1 System for measuring suction air mass flow in IC engine
04/08/1999CA2301620A1 Combined pickoff and oscillatory driver for use in coriolis flowmeters and method of operating the same
04/07/1999EP0907069A2 System for measuring the speed of fluid
04/07/1999CN2313209Y Differential-capacitor type vortex-street flow meter
04/07/1999CN1213431A Bypass type coriolis effect flowmeter
04/07/1999CN1213430A Device for monitoring system in which a fluid flows
04/06/1999US5892159 Mass flow rate meter
04/06/1999US5892158 Method for installing a flow meter system and flow meter apparatus therefor
04/06/1999US5892150 Air flow measuring element and air flow measuring apparatus therewith
04/06/1999US5892149 Heat transfer monitoring and/or measuring device
04/06/1999US5892146 Heating resistor type air flow meter with a measuring module inside the main air flow passage body
04/06/1999US5890515 Flow control valve with a flow meter
04/06/1999CA2032471C Multiphase process mixing and measuring system
04/01/1999WO1999015862A1 Special configuration differential pressure flow meter
04/01/1999WO1999015861A1 Apparatus for the measurement of liquid flow
04/01/1999WO1999015860A1 Impeller flowmeter
04/01/1999WO1999015859A2 Gas flow rate measurement apparatus and method
04/01/1999DE19844072A1 Membrane dispensing pump for reproducible dispensing of liquid media in small or medium quantities
04/01/1999DE19803197A1 Thermosensitive flow meter
04/01/1999DE19725398C1 Gas flow measurement method for gas conductor
03/1999
03/31/1999EP0905488A2 Coriolis mass flowmeter
03/31/1999EP0905487A2 Flowmeter
03/31/1999EP0904525A1 Heater with tapered heater density function for use with mass flowmeter
03/31/1999EP0904524A1 Capacitively coupled magnetic flowmeter
03/31/1999EP0904523A2 Flow meter pitot tube with temperature sensor
03/31/1999EP0681685B1 Fluid flow meter
03/31/1999CN2312448Y Means for measuring volume flow
03/30/1999US5889213 Apparatus for measuring a fluid flow rate, the apparatus including at least one element for modifying the speed profile of said fluid flow
03/30/1999US5889212 Dual chamber differential pressure transducer with multiple inlet and outlet ports
03/30/1999CA2154694C Fluid flowmeter
03/30/1999CA2115596C Capacitive proximity monitoring device for corrosive atmosphere environment
03/25/1999WO1999014561A1 Method and device for measuring flow characteristics and other process parameters
03/25/1999WO1999014560A1 Device for measuring the mass of a flowing medium
03/25/1999DE19741031A1 Device to measure mass of flowing medium, e.g. intake air of IC engine
03/25/1999DE19740708A1 Measurement value transmitter for vortex flowmeter
03/25/1999DE19740707A1 Measurement value transmitter for vortex flowmeter
03/25/1999DE19740549A1 Method to measure flow characteristic of medium in open gutter or partly filled pipe
03/24/1999EP0903543A2 Distributor for a fluid filled circuit of a heating or cooling installation
03/24/1999EP0902883A1 Method for measuring a sound signal propagation delay in a fluid by zero-crossing of the said sound signal
03/24/1999EP0902882A1 Flowmeter
03/24/1999EP0902881A2 Method for measurement of flow velocity or diffusivity, microsensor and application of such microsensor
03/24/1999EP0528947B1 Valve system with removable fluid interface
03/23/1999US5886267 System and method for bidirectional flow and controlling fluid flow in a conduit
03/18/1999WO1999013342A1 Capacitive micro-flow sensor, method for manufacturing the same, and fixture for externally attaching the same
03/18/1999WO1999013299A2 Liquid level sensor
03/18/1999WO1998052000A3 Method and device for detecting and compensating zero point influences on coriolis-type mass flowmeters
03/18/1999DE19838859A1 Bidirectional mass-flow detector for airflow in pipe
03/17/1999EP0902262A2 Mass flow rate detection method according to the Coriolis principle
03/17/1999EP0902261A1 Thermal resistor type air flow measuring apparatus
03/17/1999CN2310984Y Mangetic transmission full-sealed non-leakage flowmeter
03/17/1999CN2310983Y Multifunctional integrated uniform velocity tube flowmeter
03/17/1999CN1211169A A low thermal capacity device for high precision pocket-size spriometry and other applications
03/17/1999CN1210981A Thermal resistor type air flow measuring apparatus
03/17/1999CN1210972A Thermal type flow measuring instrument and temperature-error correcting apparatus thereof
03/17/1999CN1210971A Electromagnetic flow probe
03/16/1999US5883310 Anemometers
03/16/1999US5882149 Apparatus and method for measuring the mass flow of pneumatically conveyed particles
03/16/1999US5881722 Portable drag compressor powered mechanical ventilator
03/16/1999CA2195527C Sampled-continuous probability method of velocity measurement of the object having informatively-structural inhomogeneity
03/16/1999CA2138686C Flow conditioner for more accurate measurement of fluid flow
03/16/1999CA2061910C Method for measuring the flow of fluids
03/11/1999WO1999012006A1 Fluid flow measurement
03/11/1999WO1999011839A1 Method and apparatus for monitoring generation of liquid chemical vapor
03/11/1999WO1999011560A2 Multiproduct fuel dispenser using ultrasonic metering
03/11/1999DE19738722A1 Fuel injection quantity measuring device of internal combustion engine
03/10/1999EP0900321A1 Pad production log tool
03/10/1999EP0900173A1 Device metering and measuring quantities of liquid
03/10/1999EP0737303B1 Magnetic-inductive measurement apparatus for flowing media
03/10/1999CN2310312Y IC card running water meter
03/10/1999CN2310311Y Continuous ultrasonic wave flow meter
03/10/1999CN2310310Y Liquidation property on-line identification and controller
03/10/1999CN2310309Y Water card water-supply health care alarm water meter
03/10/1999CN1210020A Respiratory humidification system