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)
08/2000
08/17/2000WO2000047261A1 Gas supply device for sleep apnea
08/17/2000DE19942675A1 Flow sensor for measuring flow velocity of fluid in internal combustion engine, has additional patterns formed on upper portion of diaphragm so that additional pattern is symmetrical to thin film on diaphragm
08/17/2000DE19906075A1 Bellows gas meter for measurement of amount of gas for cooking purposes for example in e.g. tropical countries has first box shaped case part while separating surface plane runs in built-in condition vertically
08/17/2000DE19905951A1 Vorrichtung zum Messen eines Massestromes Device for measuring a mass flow
08/17/2000DE19860725A1 Verfahren zur Durchflußmessung mit einer Heißfilmanemometeranordnung Method for flow measurement with a Heißfilmanemometeranordnung
08/17/2000CA2362113A1 Fluid delivery apparatus with reservoir fill assembly
08/16/2000EP1028310A1 Mass flowmeter
08/16/2000EP1027581A1 Device for measuring the volumetric flow of a flowing medium
08/16/2000CN2392170Y Insertion type energy transducer of supersonic flow-meter
08/16/2000CN2392169Y Dirt-proof device for dry type water meter
08/16/2000CN2392168Y Explosion-proof and energy saving water meter having function of anti-fraudulent use of water
08/16/2000CN1263596A Method for measuring mass flow rate and corresponding detector
08/16/2000CN1263595A Drive circuit modal filter for vibrating tube flowmeter
08/16/2000CN1263594A Device for measuring mass of a flowing medium
08/16/2000CN1263256A Gas meter shell
08/16/2000CN1263255A Volume or mass flowmeter
08/16/2000CN1055543C Coriolis-type mass flow meter with at least one measuring tube
08/16/2000CN1055542C Ultrasonic fluid vibrating flowmeter
08/15/2000US6101885 Substitution kits for volumetric flow sensors and corresponding vortex flow sensors
08/15/2000US6101872 Sensor having a thin film element
08/15/2000US6101869 Air flow rate measuring device for an internal combustion engine
08/10/2000WO2000046583A1 Ultrasonic fluid quality sensor system
08/10/2000WO2000046575A1 Ultrasonic flow metering system
08/10/2000DE19904166A1 Flow measurement method for filling liquid or paste material particles into packing containers, with measurement pulses supplied to control device as input value to calculate filling amount
08/09/2000EP1026480A1 Volume or mass flowmeter
08/09/2000EP1026479A1 Single jet liquid flowmeter
08/09/2000EP1025366A1 Fluid oscillator with extended slot
08/09/2000EP0904523A4 Flow meter pitot tube with temperature sensor
08/09/2000EP0824674B1 Fluid flow indicating apparatus
08/09/2000CN2391174Y Integral ultrasound flow meter
08/09/2000CN2391173Y Self-generating electric power intelligent flowmeter
08/09/2000CN1262736A Measuring device for measuring mass of medium flowing in line
08/09/2000CN1262735A Measuring device for measuring mass of flowing medium
08/08/2000US6101452 Method and apparatus for dispensing fluids
08/08/2000US6098467 Acoustic flow meter wherein false readings are identified dependent on upstream and downstream acoustic transit times
08/08/2000US6098466 Ultrasonic flow sensor incorporating full flow illumination
08/08/2000US6098456 Anti-fraud liquid meters having a drive and driven magnets with double polarity faces
08/08/2000US6098455 Thermal type flowmeter
08/03/2000WO2000045163A2 Microsensor housing
08/03/2000WO2000045161A1 Method for operating a measuring instrument
08/03/2000WO2000045133A1 Measuring multiphase flow in a pipe
08/03/2000WO2000045132A1 System and method using digital filters and neural networks to determine fluid flow
08/03/2000WO2000045131A1 Ultrasonic flow meter
08/03/2000DE19859736C1 Arrangement for monitoring liquid-carrying lines has measurement body housing with vertical channel matching body contour that transitions to upper, lower channels above, below body
08/03/2000DE10000544A1 Flow meter includes back flow preventer which is easily removed for testing
08/02/2000EP1024350A1 Flow rate sensor, flow meter, and discharge rate control apparatus for liquid discharge machines
08/02/2000EP1023576A1 Respiratory measurement system
08/01/2000US6094994 Impact type flow meter with trough-like material supply device having a built in supply opening
08/01/2000US6094993 Method for measuring flow rate of a fluid in a conduit
08/01/2000US6094992 Method for electromagnetic flow measurement and a corresponding flowmeter
08/01/2000US6094982 Flow measuring device and flow measuring method
07/2000
07/27/2000WO2000043736A1 Clamp-on gas flow meter
07/27/2000DE19901041A1 Simultaneous measurement of multiple system parameters for a flowing liquid, such as may be required for medical diagnostics, or on-line process monitoring
07/26/2000CN2389356Y Fully automatic central heating meter
07/26/2000CN2389355Y High-precision flow-indication signalling apparatus
07/26/2000CN2389354Y Wet type message-reporting water meter
07/26/2000CN2389353Y Hand carried measurer
07/26/2000CN1054916C Monitoring apparatus
07/25/2000US6092429 Driver for oscillating a vibrating conduit
07/25/2000US6092428 Device for determining the phase component of a conductive medium in a duct
07/25/2000US6092410 Meter calibration and drift compensation device
07/25/2000US6092409 System for validating calibration of a coriolis flowmeter
07/20/2000WO2000042394A1 Droplet counter for low flow rates
07/20/2000WO2000042393A1 System and method for employing an imaginary difference signal component to compensate for boundary condition effects on a coriolis mass flow meter
07/20/2000WO2000042392A1 Thermal dispersion device with microcomputer controller
07/20/2000WO2000042391A1 Improved flow monitoring apparatus
07/19/2000EP1020713A1 Method and system for determining biphase flow rate
07/19/2000EP1020712A1 Coriolis mass flowmeter and manufacturing method thereof
07/19/2000EP1020711A1 Flowmeter for fluids
07/19/2000EP1019681A1 Combined pickoff and oscillatory driver for use in coriolis flowmeters and method of operating the same
07/19/2000EP1019680A1 Thermal processor measurement using simulated food particles
07/19/2000EP1019679A1 Measuring device for measuring the mass of a flowing medium
07/19/2000EP1019678A1 Device for measuring the mass of a flowing medium
07/19/2000EP1019677A1 Turbulent flow sensor
07/19/2000EP1019676A1 Apparatus for volume determination
07/19/2000EP0894245A4 Method of monitoring three phase fluid flow in tubulars
07/19/2000CN2388590Y Liquid medicine measuring device
07/19/2000CN2388589Y Oxygen cumulative dose meter
07/18/2000US6089264 Flow meter
07/18/2000US6089263 Distribution device for a liquid medium-operated circuit of a heating or cooling system
07/18/2000US6089105 Tubing connector
07/18/2000US6089104 Ultrasonic flow meter using transit time across tube chords for determining the flow rates
07/18/2000US6089103 Method of flow measurements
07/13/2000WO2000040931A1 Method and device for measuring the flow rate of a liquid circulating discontinuously
07/13/2000DE19957437A1 IC engine air flow rate measurement device has oblong flow medium inlet and measurement passage narrowing in counter flow direction, by having at least section between flow center inlet and flow rate detector
07/12/2000WO2000073804A1 Acoustic flow meters
07/12/2000EP1017969A1 Gas flow rate measurement apparatus and method
07/12/2000EP1017931A1 Method for determining the air induced by an internal combustion engine and a sensor for an internal combustion engine
07/12/2000EP0716731B1 Magnetic flowmeter with empty pipe detector
07/12/2000CN2387514Y Conducting relative flow sensor for measuring oil-water two phase flow
07/12/2000CN2387513Y Mobile three-phase metering mechanism
07/12/2000CN2387512Y Air-fuel flow tester for carburetor
07/12/2000CN2387511Y Adjusting water meter
07/12/2000CN2387298Y Flow sensor
07/12/2000CN1260039A Gasmeter
07/12/2000CN1259658A Measuring method of vapour liquid two phase flow and its measuring equipment
07/12/2000CN1259657A measuring method of crude petroleum, natural gas and water multiphase flow and its measuring equipment
07/12/2000CN1259656A Measuring method of air and powdered coal flow and concn. and its controlling system
07/12/2000CA2368118A1 Acoustic flow meters
07/11/2000US6086767 A separator comprising a restrictor valve having an inlet, an adjustable metering stem and a seat; maintaining back pressure, preventing analyte deposit or freezable liquid in the frozen state on seat or stem