ClassID:

165120

G01F1/84 - CPC Classification

Classification description:

Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow; Devices for measuring mass flow of a fluid or a fluent solid material; Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted Coriolis or gyroscopic mass flowmeters

Sub-classes:
Recent Application in this class:
#1
20250235800
2025-07-24

METHOD FOR CONTINUOUS MONITORING OF EXTRACTION PROCESS

#2
20250110082
2025-04-03

AN APPARATUS AND METHOD FOR CORRECTING FOR ERRORS IN A CORIOLIS METER UTILIZING TWO SUB-BUBBLE-RESONANCE SOUND SPEED OF SOUND MEASUREMENTS

#3
20250044144
2025-02-06

USING PARAMETERS OF SENSOR SIGNALS PROVIDED BY A SENSOR ASSEMBLY TO VERIFY THE SENSOR ASSEMBLY

#4
20250035528
2025-01-30

CONTROLLING A VISCOSITY OF FUEL IN A FUEL CONTROL SYSTEM WITH A VIBRATORY METER

#5
20250020563
2025-01-16

METHOD FOR DETECTING A FOREIGN BODY IN A MEDIUM

#6
20240400367
2024-12-05

SYSTEM AND METHOD OF INTRODUCING ALCOHOL INTO A CONTINUOUS BEVERAGE STREAM

#7
20240344411
2024-10-17

REAL TIME FLOW RATE AND RHEOLOGY MEASUREMENT

#8
20240280453
2024-08-22

Method to determine characteristics of a bubbly mixture using a Coriolis meter utilizing a measure of the drive gain

#9
20240210228
2024-06-27

CORIOLIS MASS FLOWMETER AND METHOD FOR MONITORING A CORIOLIS MASS FLOWMETER

#10
20240102844
2024-03-28

FLOWMETER CALIBRATION SYSTEM AND METHOD

#11
20240094036
2024-03-21

IMPROVEMENT RELATING TO FLUID FLOW MEASUREMENT

#12
20230411056
2023-12-21

COIL AND TRANSFORMER HAVING SUCH A COIL

#13
20230324270
2023-10-12

METHOD AND DEVICE FOR DETERMINING A FLOW RATE

#14
20230287746
2023-09-14

Real time flow rate and rheology measurement

#15
20230273063
2023-08-31

Validating a portable testing unit

#16
20230266155
2023-08-24

Drilling mud flow metering system and method

#17
20230235858
2023-07-27

FLOWMETER FAILURE DETERMINATION METHOD AND HYDROGEN FILLING APPARATUS

#18
20230160734
2023-05-25

Coriolis meter apparatus and methods for the characterization of multiphase fluids

#19
20230152135
2023-05-18

TEST METHOD DEVELOPMENT FOR FLOW RATE IDENTIFICATION OF OCCLUDING SMALL PARTICULATES IN MICROLUMENS

#20
20230145225
2023-05-11

Flow meter coupling system for reduced axial stress

#21
20220390267
2022-12-08

Vibratory flowmeter and methods and diagnostics for meter verification

#22
20220373371
2022-11-24

Monitoring a disturbing variable of a measuring device system by monitoring an error velocity of the measuring device system

#23
20220333971
2022-10-20

Arrangement and method for identifying and correcting a faulty volumetric flow measurement

#24
20220307960
2022-09-29

Method to quantify the effects of decoupling in Coriolis meters with bubble coalescence

#25
20220307886
2022-09-29

Method and measuring device for determining the viscosity of a medium

#26
20220196455
2022-06-23

Flowmeter calibration system and method

#27
20220128391
2022-04-28

Mobile fuel measurement system

#28
20220099470
2022-03-31

Flow measuring device having a first and a second flow measuring transducer operating on different operating principles for improved measurement accuracy

#29
20220071847
2022-03-10

Density flow meter for pharmaceutical formulation dosing

#30
20220057312
2022-02-24

MASS LIQUID FLUIDITY METER AND PROCESS FOR DETERMINING WATER CUT IN HYDROCARBON AND WATER EMULSIONS

#31
20220026254
2022-01-27

Converting a directly measured mass flow rate to account for buoyancy

#32
20210333136
2021-10-28

Systems and methods for fluid flow measurement with mass flow and electrical permittivity sensors

#33
20210080312
2021-03-18

Vibratory flowmeter and methods and diagnostics for meter verification

#34
20210063218
2021-03-04

Mobile fuel measurement system

#35
20210030623
2021-02-04

Density flow meter for pharmaceutical formulation dosing

#36
20200324224
2020-10-15

Well clean-up monitoring technique

#37
20200251265
2020-08-06

Coil and transformer having such a coil

#38
20200232194
2020-07-23

Systems and methods for securing fluid distribution systems

#39
20200149395
2020-05-14

Multiphase flow meter with tuning fork

#40
20200116611
2020-04-16

Measurement tube for a measuring device, measuring device formed by means of such a measurement tube, and production method for such a measurement tube

#41
20190383786
2019-12-19

System for simulating in situ downhole drilling conditions and testing of core samples

#42
20190301374
2019-10-03

Fuel consumption calculation of a fuel and water mixture

#43
20190226899
2019-07-25

Method of operating a liquid-level transmitter device and implementation thereof

#44
20190063968
2019-02-28

MEMS sensors, methods for providing same and method for measuring a fluid constituent

#45
20190063216
2019-02-28

Multiphase flow meter with tuning fork

#46
20190033113
2019-01-31

Limiting a current drawn by two or more meter assemblies

#47
20190033111
2019-01-31

Determining a corrected measured flow rate

#48
20180356274
2018-12-13

In situ transducer calibration

#49
20180326738
2018-11-15

Device for measuring the flow rate and the viscosity of ink and use thereof in a printer

#50
20180292246
2018-10-11

Method of fluid flow measurement using nozzle bank

#51
20180274460
2018-09-27

Characterizing a mixed fuel flow period

#52
20180246024
2018-08-30

Method and measuring apparatus for determining compressibility of a flowing fluid

#53
20180164201
2018-06-14

Controlling a viscosity of fuel in a fuel control system with a vibratory meter

#54
20180143064
2018-05-24

Method for operating a Coriolis mass flowmeter and Coriolis mass flowmeter

#55
20180128661
2018-05-10

Flow measurement apparatus and method of use

#56
20180003538
2018-01-04

Flowmeter measurement confidence determination devices and methods

#57
20170260977
2017-09-14

POSITIVE DISPLACEMENT LACT PUMP METERING

#58
20170241823
2017-08-24

Method for operating a Coriolis mass flowmeter

#59
20170219455
2017-08-03

In-Line Composition and Volumetric Analysis of Vent Gases and Flooding of the Annular Space of Flexible Pipe

#60
20170219403
2017-08-03

Systems and methods for testing petroleum wells

#61
20170167906
2017-06-15

Net oil and gas well test system

#62
20160341594
2016-11-24

RE-CALIBRATION OF INSTRUMENTS

#63
20160334349
2016-11-17

Flow measurement system and method for determining at least one property of a medium

#64
20160334316
2016-11-17

SLURRY PROCESS METER

#65
20160320227
2016-11-03

Vibratory flowmeter and methods and diagnostics for meter verification

#66
20160273950
2016-09-22

Testing system for petroleum wells having a fluidic system including a gas leg, a liquid leg, and bypass conduits in communication with multiple multiphase flow metering systems with valves to control fluid flow through the fluidic system

#67
20160209257
2016-07-21

Method for operating a coriolis mass flowmeter

#68
20160178499
2016-06-23

Dual component density sampler apparatus

#69
20160138960
2016-05-19

METHOD FOR OPERATING A FLOW METER

#70
20160076909
2016-03-17

Water use monitoring apparatus

#71
20160011030
2016-01-14

METHOD FOR MEASURING THE MASS FLOW OF A STREAM OF A GASEOUS MEDIUM AND FUEL SUPPLY SYSTEM FOR CONDUCTING THE METHOD

#72
20160001239
2016-01-07

Turning vane

#73
20150253171
2015-09-10

Coriolis flowmeter and method with improved meter zero

#74
20150211907
2015-07-30

Vibrating meter with a synthetically wrapped case

#75
20150185056
2015-07-02

Method for controlling excitation energy in a coil arrangement of a flow measuring device embodied as a two-conductor field device

#76
20140352454
2014-12-04

Measuring transducer of vibration-type with four curved measuring tubes

#77
20140331784
2014-11-13

Measuring transducer as well as measuring system formed therewith

#78
20140330439
2014-11-06

Field service device and method for facilitating a processing system replacement in a vibratory flowmeter

#79
20140202228
2014-07-24

Compensating for frequency change in flowmeters

#80
20140137642
2014-05-22

Net oil and gas well test system

#81
20140129156
2014-05-08

Digital flowmeter

#82
20140123742
2014-05-08

Fuel measurement system

#83
20140123727
2014-05-08

Method and apparatus for determining differential flow characteristics of a multiple meter fluid flow system

#84
20140122008
2014-05-01

Device and method for measuring mass flow rate of fluids

#85
20140116156
2014-05-01

Digital flowmeter

#86
20140116155
2014-05-01

Digital flowmeter

#87
20140114589
2014-04-24

Digital flowmeter

#88
20140076408
2014-03-20

Method and apparatus for determining and controlling a static fluid pressure through a vibrating meter

#89
20140044900
2014-02-13

Microfluidic device and microtube thereof

#90
20140039813
2014-02-06

Coriolis mode processing techniques

#91
20140013860
2014-01-16

Coriolis flow sensor

#92
20140005957
2014-01-02

VISCOMETER FOR NEWTONIAN AND NON-NEWTONIAN FLUIDS

#93
20130317760
2013-11-28

Method for operating a resonance measuring system

#94
20130305837
2013-11-21

Vibrating flow meter having a predetermined resistance ratio to a temperature ratio between the curved tube and the balanced structure

#95
20130298696
2013-11-14

Method and system for measuring fluid flow in bell nipples using pressure measurement

#96
20130291652
2013-11-07

Measuring transducer of a vibration-type having slits in the coupling elements for tuning eigenfrequency of the measuring tubes

#97
20130283932
2013-10-31

Coriolis mass flow meter with high zero stability

#98
20130223480
2013-08-29

Multiple temperature sensor system

#99
20130218503
2013-08-22

CORIOLIS MASS FLOW METER AND SIGNAL PROCESSING METHOD FOR A CORIOLIS MASS FLOW METER

#100
20130213143
2013-08-22

Digital flowmeter

#101
20130139613
2013-06-06

Thermal stress compensation in a curved tube vibrating flow meter

#102
20130041598
2013-02-14

Coriolis mode processing techniques

#103
20120239312
2012-09-20

Compensating for frequency change in flowmeters

#104
20120160036
2012-06-28

Digital flowmeter

#105
20120085434
2012-04-12

METHOD AND APPARATUS FOR FLOW DEVICE

#106
20120060626
2012-03-15

Method for detecting plugging in a coriolis flow measuring device

#107
20120055239
2012-03-08

Multiphase fluid characterization system

#108
20110308329
2011-12-22

Coriolis flow sensor

#109
20110265580
2011-11-03

Measuring transducer of vibration-type with four curved measuring tubes

#110
20110192234
2011-08-11

Compensating for frequency change in flowmeters

#111
20110167907
2011-07-14

Measuring transducer of vibration-type with four curved measuring tubes

#112
20110153229
2011-06-23

System and method for monitoring a bi-phase fluid

#113
20110153225
2011-06-23

IN-LINE COMPOSITION AND VOLUMETRIC ANALYSIS OF VENT GASES AND FLOODING OF THE ANNULAR SPACE OF FLEXIBLE PIPE

#114
20110016986
2011-01-27

Coriolis mode processing techniques

#115
20090220710
2009-09-03

Process of making a microtube and microfluidic devices formed therewith

#116
20090165567
2009-07-02

Compensating for frequency change in flowmeters

#117
20080262756
2008-10-23

Coriolis mode processing techniques

#118
20080173084
2008-07-24

Method and device for continuous measuring of dynamic fluid consumption, including pressure regulator

#119
20080156101
2008-07-03

Coriolis mode processing techniques

#120
20080027660
2008-01-31

Method of testing the installation of a measuring device

#121
20070272034
2007-11-29

Compensating for frequency change in flowmeters

#122
20070213945
2007-09-13

Compensating for frequency change in flowmeters

#123
20070199389
2007-08-30

Compensating for frequency change in flowmeters

#124
20070043976
2007-02-22

Device for continuous calibration of a gas mass flow measurement device

#125
20070027641
2007-02-01

Coriolis mode processing techniques

#126
20070006666
2007-01-11

Coriolis mode processing techniques

#127
20050016292
2005-01-27

Multiphase flow measurement system