Patents
Sitemap › G01 - Measuring; Testing › G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume › 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
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)
10/2008
10/14/2008US7434478 Electromagnetic flowmeter for applying a magnetic field and a plurality of frequency components to a fluid
10/14/2008US7434477 Methods and apparatus for pressure compensation in a mass flow controller
10/14/2008US7434460 Sealing structure and a flowmeter using the same
10/14/2008CA2468645C Aspiration flow meter and control
10/14/2008CA2463663C Inhalation device with acoustic control
10/14/2008CA2428301C Method and apparatus for determining the flow velocity of a fluid within a pipe
10/14/2008CA2277395C Flow rate detector mechanism with variable venturi and exhaust gas sampling method using the same
10/14/2008CA2261712C Detection of water constituents
10/09/2008WO2008121969A1 Flow restrictor
10/09/2008WO2008120135A2 A micro-fluidic device based upon active matrix principles
10/09/2008WO2008119205A1 A water dropping flow sensor attached to a water meter
10/09/2008WO2008119204A1 A water dropping flow sensor
10/09/2008WO2008103311A3 Nox sensor with improved selectivity and sensitivity
10/09/2008US20080247907 Fluid flow kinetic analysis
10/09/2008US20080245670 Electrochemical Detection of Arsenic
10/09/2008US20080245158 Flangeless differential pressure transmitter for industrial process control systems
10/09/2008US20080245145 Flow detector device with self check
10/09/2008US20080245136 Closed Loop Flow Control of a Hplc Constant Flow Pump To Enable Low-Flow Operation
10/09/2008DE112006002995T5 Massenströmungssensor mit vertikaler Montierung Mass flow sensor with vertical mount
10/09/2008DE102008000138A1 Brennkraftmaschinen-Diagnosevorrichtung Internal combustion engine diagnostic apparatus
10/08/2008EP1978337A1 Ultrasound meter for determining the flow rate of a flowing medium
10/08/2008EP1978336A2 Flow rate adjusting and indicating valve device for a fluid
10/08/2008EP1978335A1 Flowmeter
10/08/2008EP1977199A2 Wet gas indication using a process fluid differential pressure transmitter
10/08/2008EP1907735A4 Chemically inert flow controller with non-contaminating body
10/08/2008EP1248944B1 Method for measuring oscillation frequency of a fluid jet in a fluidic oscillator
10/08/2008CN201130042Y Liquid pipeline flow quantity detecting alarming device
10/08/2008CN201130037Y Flow measurement instrument
10/08/2008CN101283237A Method and device for determining the instantaneous mass flow of pulsating flows
10/08/2008CN101281667A Multi-point sampling, non-contact type IC card intellectual water meter
10/08/2008CN101281057A Airflow detecting device
10/08/2008CN101281050A Manufacturing of a coriolis flowmeter consisting primarily of perfluoralkoxy
10/08/2008CN101281049A Device for measuring ultrasonic wave flow
10/08/2008CN101281048A Electronic type rotary-piston flowmeter
10/08/2008CN101281047A Air quantity testing method and device used for changeable air quantity terminal device
10/08/2008CN101280680A Three-phase flow measuring device
10/08/2008CN101279153A Functional water filter
10/08/2008CN100424479C Valve for prevention of low flow rates through flow meter
10/08/2008CN100424478C Magnetically inductive flow rate sensor
10/08/2008CN100424477C Device and method enabling fluid characteristic measurement utilizing fluid acceleration
10/08/2008CN100424476C 阀组件 The valve assembly
10/08/2008CN100424475C External multi-point inductive flow sensor
10/08/2008CN100424474C Externally-connected inductive flow sensor
10/08/2008CN100424473C Amorphous alloy flow sensor
10/08/2008CN100424332C Device and method for measuring automobile engine air flow with self detection
10/07/2008US7430924 Flow measurement apparatus having strain-based sensors and ultrasonic sensors
10/07/2008US7430903 Fluid flow measurement using optical fibres
10/02/2008WO2008118922A1 Mass airflow sensing system including resistive temperature sensors and a heating element
10/02/2008WO2008117531A1 Gas appliance monitoring apparatus
10/02/2008WO2008117030A1 Flow measuring apparatus using tube waves and corresponding method
10/02/2008WO2008116798A1 Method for operating a magnetic-inductive flow meter
10/02/2008US20080243400 Meter Electronics and Methods for Processing Sensor Signals for a Multi-Phase Flow Material in a Flowmeter
10/02/2008US20080236298 Wet Gas Metering Using A Differential Pressure And A Sonar Based Flow Meter
10/02/2008US20080236297 Acoustically compatible insert for an ultrasonic probe
10/02/2008US20080236296 Fluid meter
10/02/2008US20080236295 Airflow detecting apparatus
10/02/2008US20080236274 Flow measuring device
10/02/2008US20080236273 Mass airflow sensing system including resistive temperature sensors and a heating element
10/02/2008US20080235972 Sensing device with whisker elements
10/02/2008DE202007007504U1 Staudrucksonde Pitot tube
10/02/2008DE102008005369A1 Luftfilter-Drosselungsüberwachung ohne Drucksensoren stromaufwärts der Drosselklappe Air filter restriction monitoring without pressure sensors upstream of the throttle valve
10/02/2008DE102007015368A1 Verfahren zum Betreiben eines magnetisch-induktiven Durchflußmeßgeräts Method for operating a magnetic flowmeter
10/02/2008DE102006041531B4 Schaltungsanordnung zum bidirektionalen Betrieb von an den Enden einer Messstrecke angeordneten Schallwandlern Circuit arrangement for bi-directional operation of which is arranged at the ends of a measurement path transducers
10/01/2008EP1975575A2 Flow meter
10/01/2008EP1975574A2 Flow meter
10/01/2008EP1975573A1 Standardised capsule-type meter with an ultrasound measurement cell
10/01/2008EP1815209A4 Improved measurement system
10/01/2008CN201126369Y Unloading type spiral rotor
10/01/2008CN201126368Y Flow transmitter
10/01/2008CN201126365Y Clear collection type temperature head compensating vortex street effusion meter
10/01/2008CN101278174A Computation electron device and method for determining one or more stiffness coefficient or quality coefficient
10/01/2008CN101278173A Magnet apparatus
10/01/2008CN101275863A Mass airflow sensing system including resistive temperature sensors and a heating element
10/01/2008CN101275862A Ultrasonic transmitter/receiver and ultrasonic flowmeter using the same
10/01/2008CN100422744C Optical movement information detector, movement information detection system, electronic equipment and encoder
10/01/2008CN100422707C Capacitive sensor
10/01/2008CN100422692C Interference heat transport type flow measuring device and measuring method thereof
10/01/2008CN100422691C Supersonic flowmeter of supersonic sensor
09/2008
09/30/2008US7430545 Power supply/demand control system
09/30/2008US7428840 Apparatus for measuring volumetric or mass fluid flow
09/25/2008WO2008113375A1 Method and device for measuring flow velocities
09/25/2008WO2008113374A1 Method and device for acoustic determination of a density profile
09/25/2008WO2008113179A1 Assessment of urinary system function by pattern matching
09/25/2008WO2007101570A8 Arrangement of an air mass meter at a flow channel
09/25/2008WO2007095547A3 Compensating for frequency change in flowmeters
09/25/2008US20080234951 Gravity Flowmeter for Materials Analysis
09/25/2008US20080234949 Meter Electronics And Methods For Determining One Or More Of A Stiffness Coefficient Or A Mass Coefficient
09/25/2008US20080231860 Optical Device and Method for Sensing Multiphase Flow
09/25/2008US20080229846 Method for start-up and/or monitoring of an inline measuring device
09/25/2008US20080229845 Flowmeter Assembly
09/25/2008US20080229818 Thermal flowmeter
09/25/2008DE10297602B4 Vorrichtung und Verfahren zur Wärmeverwaltung in einem Massenstrom-Steuergerät Apparatus and method for thermal management in a mass flow controller
09/25/2008DE102008014327A1 Verfahren zur Fehlererkennung eines Strömungssensors Method for detecting faults of a flow sensor
09/25/2008DE102007019927B3 Anordnung zur zweidimensionalen Messung des Geschwindigkeitsfeldes in Strömungen Arrangement for two-dimensional measurement of the velocity field in flows
09/25/2008DE102007014469A1 Verfahren zur vorausschauenden Wartung und/oder Verfahren zur Bestimmung der elektrischen Leitfähigkeit bei einem magnetischinduktiven Durchflussmessgerät A method for predictive maintenance and / or method for determining the electrical conductivity in a magnetic-inductive flow meter
09/24/2008EP1972904A2 Gas flow meter
09/24/2008EP1972903A2 Thermal flowmeter
09/24/2008EP1971832A1 Apparatus and method for measuring fluid flow to a suckling baby
09/24/2008EP1971831A1 Measuring capsule for a liquid meter, and liquid meter
09/24/2008CN201122103Y Electrode of electromagnetic flow transducer
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