Patents
Sitemap › G01 - Measuring; Testing › G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume › G01F 5 - Measuring a proportion of the volume flow
Patents for G01F 5 - Measuring a proportion of the volume flow (1,398)
10/2003
10/28/2003US6637263 Flow divider
10/23/2003DE19927818C2 Vorrichtung zur Messung der Masse eines strömenden Mediums Device for measuring the mass of a flowing medium,
10/16/2003US20030192596 Electrically operable valve assembly having an integral pressure regulator
10/16/2003US20030192377 Positive flow meter
10/15/2003EP1352218A1 Fluidic gas metering system
10/02/2003WO2003031917A3 Device for laminar restriction of a fluid, in particular for a flow rate controller
10/02/2003US20030185080 Circuit for programming antifuse bits
10/02/2003US20030182999 Flow amount measuring apparatus
10/02/2003US20030182998 Airflow meter
09/2003
09/16/2003US6619142 Integrated fluid sensing device
09/16/2003US6619115 Sensor sheath and sensor device with a sensor
09/02/2003US6612167 Air flow meter having turbulence reduction member
08/2003
08/27/2003EP1338871A2 Thermal mass flow sensor circuitry
08/21/2003WO2003069284A1 Flow rectifier for an air mass sensor
08/21/2003US20030154781 Gas flow rate measuring apparatus
08/20/2003CN2567579Y Three-phase measuring controller
08/19/2003US6607004 Fire prevention safety device for gas meters
08/13/2003CN2566229Y Oil-gas-water non-separating measuring device
07/2003
07/23/2003EP1329713A1 Fluid property and flow sensing via a common frequency generator and fast fourier transform
07/23/2003EP1329712A1 Fluid property and flow sensing via a common frequency generator and fast fourier transform
07/23/2003EP1329711A1 Fluid property and flow sensing via a common frequency generator and fast fourier transform
07/22/2003US6595049 Thermal mass flow sensor with improved sensitivity and response time
07/17/2003WO2003058181A1 Apparatus and method for thermal dissipation in a thermal mass flow sensor
07/17/2003WO2003058180A1 Apparatus and method for thermal management of a mass flow controller
07/17/2003WO2003058179A1 Apparatus and method for thermal isolation of thermal mass flow sensor
07/10/2003US20030130815 Air flow sensing and control for animal confinement system
07/10/2003US20030130809 Air flow sensing and control for animal confinement system
06/2003
06/26/2003US20030115951 Apparatus and method for thermal isolation of thermal mass flow sensor
06/26/2003US20030115950 Apparatus and method for thermal dissipation in a thermal mass flow sensor
06/26/2003US20030115949 Apparatus and method for thermal management of a mass flow controller
06/25/2003EP1321747A2 Thermal mass flow sensor
06/19/2003US20030110854 Flow measurement sensor
06/17/2003US6578414 Split-flow-type flowmeter
06/12/2003US20030107467 Sensor package for harsh environments
06/12/2003US20030106380 Self-normalizing flow sensor and method for the same
06/04/2003EP1315950A1 Device for determining at least one parameter of a flowing medium
06/04/2003EP1315949A1 Robust fluid flow and property microsensor made of optimal material
06/03/2003US6571621 Thermal flow rate measuring device
05/2003
05/29/2003US20030098771 Robust fluid and property microsensor assembly made of optimal material
05/08/2003WO2003038382A1 Flow and pressure sensor for harsh fluids
05/07/2003EP1068517B1 Fluid property sensing via a common frequency generator and fast fourier transform
05/06/2003US6557408 Device for measuring the mass of a flowing medium
05/01/2003US20030079542 Flow and pressure sensor for harsh fluids
04/2003
04/29/2003US6553808 Self-normalizing flow sensor and method for the same
04/23/2003EP1304551A1 Thermal-type air flow measuring instrument
04/23/2003CN1106569C Flow measuring device
04/17/2003WO2003031917A2 Device for laminar restriction of a fluid, in particular for a flow rate controller
04/03/2003WO2003027615A1 Air mass flowmeter with controlled flow separation position
04/01/2003US6539793 Flow rate detector
03/2003
03/26/2003EP1296118A1 Device to measure gas consumption
03/13/2003US20030046996 Flowrate measuring device
03/13/2003US20030046977 Device for determining at least one parameter of a flowing medium
03/12/2003EP1291622A2 Thermal mass flow meter with particle protection
03/06/2003US20030041675 System and method for measuring air flow at multiple points of an air channel
02/2003
02/05/2003CN1395083A Fire-proof safety device for gas meter
01/2003
01/30/2003WO2003008913A1 Equipment for measuring gas flow rate
01/22/2003CN1392394A Method and device for split-phase mixed-flow metering
01/16/2003US20030010379 Fire prevention safety device for gas meters
01/15/2003EP1000323B1 Method and gasmeter for measuring a gas flow rate
01/08/2003EP1273893A1 Security device for protection against fire for a gas meter
01/08/2003EP1272819A1 Constant temperature gradient differential thermal mass flow sensor
01/02/2003EP0980507A4 Improved mass flowmeter and laminar flow elements for use therein
01/01/2003CN1388892A Device for determining At least one parameter of a flowing medium
12/2002
12/19/2002US20020190839 Integratable fluid flow and property microsensor assembly
11/2002
11/28/2002WO2002095339A1 Heating resistor type flow measuring device
11/28/2002US20020174718 Thermosensitive flow rate sensor
11/28/2002DE10200187A1 Flow rate detector for vehicle engines, has gain compensation unit that amplifies signal from flow detector with alternating current gain in frequency range greater than minimum pulsating frequency of fluid
11/27/2002EP1260797A2 Flow meter
11/21/2002US20020170352 Flow rate detector
11/21/2002US20020170351 Flow divider
11/19/2002US6481293 Elbow mounted turbine flowmeter
11/14/2002US20020167831 Circuit for programming antifuse bits
11/14/2002US20020166376 Split-flow flowmeter
11/13/2002EP1256786A2 Split-flow flowmeter
11/13/2002EP1255966A2 Flow rate module and integrated flow restrictor
11/12/2002US6477900 Fluidic gas metering system
11/07/2002US20020163827 Circuit for programming antifuse bits
11/05/2002US6474177 Flow measurement device for measuring flow rate and flow velocity
11/05/2002US6474154 Flow measurement device for measuring flow rate and flow velocity
10/2002
10/09/2002EP1248096A1 Flow divider for analytical purposes
10/09/2002EP1247077A1 Self-normalizing flow sensor and method for the same
10/08/2002US6463397 Environmental monitoring and control system for a ventilated cage and rack system
10/08/2002US6460400 Exhaust gas measuring instrument
10/03/2002US20020139183 Mass flow controller device with flat sensor to conform to 1 1/8" semi industry standard
09/2002
09/19/2002US20020129648 Flow measurement device for measuring flow rate and flow velocity
09/12/2002US20020124659 Fluidic gas metering system
09/10/2002US6446504 Constant temperature gradient differential thermal mass flow sensor
09/04/2002EP1236975A2 Thermal flow rate measuring device
09/03/2002US6445605 Circuit for programming antifuse bits
09/03/2002US6443174 Fluid mass flow control valve and method of operation
08/2002
08/29/2002WO2002066937A1 Device for detecting physical quantity
08/29/2002WO2002066936A1 Flowmeter with resistor heater
08/29/2002US20020116995 Thermal flow rate measuring device
08/14/2002DE10106466A1 Meßeinsatz für einen Volumenzähler für Flüssigkeiten Measuring insert for a flow meter for liquids
08/14/2002DE10106465A1 Meßeinsatz für einen Volumenzähler für Flüssigkeiten Measuring insert for a flow meter for liquids
08/06/2002US6427668 Thermal-type airflow meter, intake air system for an internal combustion engine, and control system for the same
08/06/2002CA2241934C Bypass type flowmeter
07/2002
07/31/2002EP1227305A1 Gas meter
07/31/2002EP1225799A1 Environmental monitoring and control system for a ventilated cage and rack system
07/25/2002US20020096208 Method for determination of mass flow and density of a process stream
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