Patents
More topics under "G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume" (112,463)
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)
G01F 11 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it (9,293)
G01F 13 - Apparatus for measuring by volume and delivering fluids or fluent solid materials, not provided for in the preceding groups (1,782)
G01F 15 - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus (11,880)
G01F 17 - Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies (1,525)
G01F 19 - Calibrated capacity measures for fluids or fluent solid material, e.g. measuring cups (1,861)
G01F 22 - Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for (1,086)
G01F 23 - Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm (31,056)
G01F 25 - Testing or calibrating of apparatus for measuring volume, volume flow, or liquid level, or for metering by volume (5,338)
G01F 3 - Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow (2,299)
G01F 5 - Measuring a proportion of the volume flow (1,398)
G01F 7 - Volume-flow measuring devices with two or more measuring ranges; Compound meters (817)
G01F 9 - Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine (1,467)
Patents for G01F - Measuring volume, volume flow, mass flow, or liquid level; Metering by volume (509)
04/2002
04/02/2002US6363795 System and method for generating signal changes when determining an amount of fuel dispensed from a fuel pump unit
03/2002
03/26/2002US6360739 Dispenser with doses counter
02/2002
02/28/2002WO2002016698A1 Control gates
02/28/2002CA2781640A1 Control gates
02/28/2002CA2694067A1 Control gates
12/2001
12/19/2001EP1163922A2 Dispenser with dose counter
07/2001
07/10/2001US6258027 Method and device for calculating dialysis efficiency
09/2000
09/19/2000US6121884 Gas flow detector
09/06/2000CN1265601A Dispenser with doses's counter
04/2000
04/12/2000CN1250153A Measuring system for centralized checkout
03/2000
03/30/2000WO2000017610A1 Method and apparatus for estimating fuel consumption for a vehicle
03/29/2000EP0988078A1 Dispenser with doses' counter
03/29/2000EP0988077A1 Dispenser with doses' counter
03/22/2000EP0986412A1 Dispenser with doses counter
03/22/2000EP0986410A1 Method and device for calculating dialysis efficiency
02/2000
02/16/2000EP0979390A1 Pulse generator
02/15/2000CA1340901C Process and apparatus for testing a hollow body
02/01/2000CA2028011C Measurement system
01/2000
01/19/2000CN1241714A Method of regulating coil current of electromagnetic flow sensors
12/1998
12/17/1998WO1998056446A1 Dispenser with doses' counter
12/17/1998WO1998056445A1 Dispenser with doses counter
12/17/1998WO1998056444A1 Dispenser with doses' counter
12/10/1998WO1998055166A1 Method and device for calculating dialysis efficiency
11/1998
11/05/1998WO1998049527A1 Pulse generator
10/1998
10/07/1998EP0783669B1 Stationary coils for a coriolis effect mass flowmeter
08/1998
08/19/1998EP0850401A4 Gas flow detector
07/1998
07/01/1998EP0850401A1 Gas flow detector
11/1997
11/12/1997CN1036386C Metering filler for fluid products
09/1997
09/03/1997EP0591190B1 Fluid flow meter
07/1997
07/16/1997EP0783669A1 Stationary coils for a coriolis effect mass flowmeter
06/1997
06/04/1997EP0690981B1 Vibrating tube densimeter
04/1997
04/03/1997WO1997012215A1 Gas flow detector
03/1997
03/19/1997EP0763722A2 Method and apparatus for testing a hollow body
03/04/1997CA2042061C Dosing system and method
12/1996
12/04/1996EP0445264B1 Dosing system
03/1996
03/07/1996WO1996007081A1 Stationary coils for a coriolis effect mass flowmeter
01/1996
01/10/1996EP0690981A1 Vibrating tube densimeter
09/1995
09/06/1995EP0670477A2 Measurement system
05/1995
05/16/1995CA1335540C Process and apparatus for testing the airtightness of a hollow body
04/1995
04/05/1995EP0591190A4 Fluid flow meter.
12/1994
12/13/1994US5372047 Gas/liquid ultrasonic flowmeter
09/1994
09/29/1994WO1994021999A1 Vibrating tube densimeter
09/27/1994US5349872 Stationary coils for a coriolis effect mass flowmeter
08/1994
08/31/1994EP0479879B1 Single-jet or multi-jet impeller-type water meter with a device for compensanting for errors due to ageing
08/17/1994EP0521855B1 Improvement to gas/liquid ultrasonic flowmeter
04/1994
04/20/1994EP0504304B1 Ultrasonic gas/liquid flow meter
04/13/1994EP0591190A1 Fluid flow meter.
03/1994
03/15/1994US5295084 Vibrating tube densimeter
12/1993
12/28/1993US5273188 Machine and method for the metered pouring of precise small quantities of flowable aerated foamed food products
12/01/1993CN1022948C Device for fixing a water meter onto a base and method thereof
10/1993
10/12/1993CA1323016C Solid waste processing facility and process
09/1993
09/07/1993CA1322016C Device for fixing a water meter onto a base and method relating thereto
08/1993
08/31/1993US5239859 Method and apparatus for leak testing a hollow body
06/1993
06/09/1993CN1072897A Metering filler for fluid products
05/1993
05/05/1993EP0539646A1 A machine for the metered pouring of fluid products
01/1993
01/12/1993US5178018 System for measuring the time for a signal to pass between two spaced points in a fluid
01/07/1993WO1993000571A1 Fluid flow meter
12/1992
12/23/1992CN1019603B Fluid flow volumetric determination apparatus and method
09/1992
09/30/1992EP0505482A1 Soundproofed holding device for an ultrasonic transducer
07/1992
07/15/1992EP0379502B1 Multi-phase flowmeter
03/1992
03/18/1992EP0445264A4 Dosing system and method
01/1992
01/15/1992EP0466657A2 Method and apparatus for testing a hollow body
10/1991
10/22/1991US5058780 Dosing system for an unvented container
10/02/1991DE4010148A1 Verbesserung fuer einen ultraschall-gas-/fluessigkeits-durchflussmesser Improvement for an ultrasonic gas / liquid flow meters
09/1991
09/30/1991WO1991014925A1 Improvement to gas/liquid ultrasonic flowmeter
09/30/1991CA2079213A1 Gas/liquid ultrasonic flowmeter
09/18/1991EP0446538A1 Device and method for fastening a water meter to a base
09/11/1991EP0445264A1 Dosing system and method.
09/03/1991CA1288283C Liquid metering device
08/1991
08/06/1991US5036710 Multi-phase flowmeter
07/1991
07/09/1991US5029464 Method and apparatus for leak testing a hollow body
06/1991
06/20/1991DE3941634A1 Schallisolierte halterung eines ultraschallwandlers Soundproofed holder of an ultrasonic converter
06/20/1991DE3941545A1 Ultraschall-gas-/fluessigkeits-durchflussmesser Ultrasonic gas / liquid flow meters
06/16/1991WO1991009280A1 Ultrasonic gas/liquid flow meter
06/16/1991WO1991009279A1 Soundproofed holding device for an ultrasonic transducer
06/16/1991CA2072110A1 Ultrasonic gas/liquid flow meter
06/16/1991CA2071828A1 Soundproofed holding device for an ultrasonic transducer
06/12/1991EP0432143A2 Method and use of a device for testing the state of the volume of at least one hollow body
05/1991
05/08/1991EP0426309A2 Measurement system
03/1991
03/23/1991WO1991004465A1 Dosing system and method
02/1991
02/26/1991US4995643 Device for fixing a water meter on to a base and method relating thereto
01/1991
01/10/1991WO1991000500A1 Single-jet or multi-jet impeller-type water meter with a device for compensanting for errors due to ageing
01/10/1991DE3921021A1 Einstrahl- bzw. mehrstrahlfluegelradwasserzaehler mit durchflussjustier- und reguliervorrichtung Single-beam or mehrstrahlfluegelradwasserzaehler with durchflussjustier- and regulating
10/1990
10/17/1990CN1046221A Fluid flow volumetric determination apparatus and method
08/1990
08/16/1990EP0256078B1 Liquid metering device
08/01/1990EP0379502A1 Multi-phase flowmeter.
05/1990
05/01/1990US4920794 Fluid flow meter
04/1990
04/11/1990CN1041218A Device for fixing a water meter onto a base and method relating thereto
03/1990
03/21/1990EP0359665A1 Device for fastening a water meter on a base, and method for same
11/1989
11/14/1989US4880149 Liquid metering device
06/1989
06/01/1989DE3815162A1 Soft metal tube for viscous adhesives
05/1989
05/03/1989EP0313678A1 Method and device for testing the tightness of a hollow body and utilisation of the method
03/1989
03/09/1989WO1989002066A1 Multi-phase flowmeter
07/1988
07/05/1988CA1238751A1 Dispenser filling apparatus and method
02/1988
02/24/1988EP0256078A1 Liquid metering device.
12/1987
12/22/1987US4714048 Liquid flow sensing device
08/1987
08/13/1987WO1987004785A1 Liquid metering device
11/1986
11/11/1986US4621527 Flat glass sight gauge
08/1986
08/20/1986CN85109076A 液流传感装置 Flow sensing devices
05/1986
05/28/1986EP0182654A2 A liquid flow sensing device
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