ClassID:

165250

G01F15/024 - CPC Classification

Classification description:

Details of, or accessories for, apparatus of groups - insofar as such details or appliances are not adapted to particular types of such apparatus; Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting

Recent Application in this class:
#1
20260098751
2026-04-09

FLOWMETER WET GAS REMEDIATION DEVICE AND METHOD

#2
20260056045
2026-02-26

FLOWMETER FALSE TOTALIZING ELIMINATION DEVICES AND METHODS

#3
20250334437
2025-10-30

METHOD FOR THE CONTACTLESS DETERMINATION OF CONDENSATE FORMATION

#4
20250130600
2025-04-24

VALVE ASSEMBLY AND SYSTEM USED TO CONTROL FLOW RATE OF A FLUID

#5
20250052603
2025-02-13

FLOWMETER WITH ADJUSTABLE READING DIRECTIONS

#6
20240393157
2024-11-28

METHODS AND SYSTEMS FOR ENHANCING WELL FLOW RATE SIGNAL

#7
20240175736
2024-05-30

FLOW COMPUTER WITH INTERFACE TO AN EXTERNAL API FOR DATA

#8
20240019286
2024-01-18

USING A REYNOLDS NUMBER TO CORRECT A MASS FLOW RATE MEASUREMENT

#9
20240011882
2024-01-11

METHOD AND MEASURING DEVICE FOR DETERMINING A VISCOSITY MEASUREMENT VALUE, AS WELL AS A METHOD AND MEASURING ARRANGEMENT FOR DETERMINING A VOLUMETRIC FLOW MEASUREMENT VALUE

#10
20230051187
2023-02-16

Method of correcting flow meter variable

#11
20220283005
2022-09-08

Insert-type electromagnetic flow meter

#12
20220146293
2022-05-12

Measuring system for measuring flow including two coriolis flow meters connected in series in a main conduit

#13
20220074777
2022-03-10

Vibronic measuring system with two driver circuits and two measurement transmitter circuits each in communication with an exciter and a pair of sensors

#14
20210303007
2021-09-30

Flow rate control system, control method of flowrate control system, and control program of flowrate control system

#15
20210223079
2021-07-22

Coriolis flow sensor systems with an interface coupling an oscillator to a flow tube

#16
20210156724
2021-05-27

Flow rate metering device

#17
20210018354
2021-01-21

Method of compensating for mass flow using known density

#18
20200292501
2020-09-17

System with sonic sensor for detection and monitoring of fluid processing characteristics

#19
20200292434
2020-09-17

System for monitoring and displaying status of processing of a fluid

#20
20200249063
2020-08-06

Determining a zero offset of a vibratory meter at a process condition

#21
20200124452
2020-04-23

Vibronic measuring system for measuring a mass flow rate

#22
20190323873
2019-10-24

Vibronic measuring system for measuring a mass flow rate

#23
20190316944
2019-10-17

Temperature compensation of a test tone used in meter verification

#24
20190310123
2019-10-10

Flow meter prover

#25
20190310118
2019-10-10

Temperature sensing system and flow metering apparatus comprised thereof

#26
20190301904
2019-10-03

Alternating magnetic field flow meters with embedded quality assurance and control

#27
20190170554
2019-06-06

Interface for a Coriolis flow sensing assembly

#28
20190170552
2019-06-06

Multi-phase coriolis measurement device and method

#29
20190154488
2019-05-23

Pressure compensation for a vibrating flowmeter and related method

#30
20190145808
2019-05-16

Wet gas measuring device

#31
20190033115
2019-01-31

Fluid flow meter with viscosity correction

#32
20190027931
2019-01-24

Self-powered utility delivery system

#33
20180364079
2018-12-20

Smart water management system

#34
20180335330
2018-11-22

Flow meter configuration and calibration

#35
20180306622
2018-10-25

Coriolis frequency tracking

#36
20180306617
2018-10-25

Integrated ball valve and ultrasonic flowmeter

#37
20180306615
2018-10-25

Method and apparatus for self verification of pressured based mass flow controllers

#38
20180274957
2018-09-27

Ultrasonic flow meter and excitation method

#39
20180216979
2018-08-02

Monitoring of fluid flow in an open channel using an optical fibre sensor

#40
20180149511
2018-05-31

Method for ascertaining at least one pipe wall resonance frequency, as well as clamp-on, ultrasonic, flow measuring device

#41
20180031404
2018-02-01

Temperature compensation of a signal in a vibratory meter

#42
20180017429
2018-01-18

Coaxial linear drive-end for small volume prover

#43
20180010940
2018-01-11

Ultrasonic meter for recording a through-flow rate of a fluid

#44
20180003538
2018-01-04

Flowmeter measurement confidence determination devices and methods

#45
20170254688
2017-09-07

Apparatus for applying a variable zero algorithm in a vibrating flowmeter and related method

#46
20170248461
2017-08-31

Method to provide a quality measure for meter verification results

#47
20170227390
2017-08-10

Differential flowmeter tool

#48
20170176402
2017-06-22

Method and measuring apparatus for determining gas properties by correlation

#49
20170131128
2017-05-11

Apparatus for determining a differential zero offset in a vibrating flowmeter and related method

#50
20160327420
2016-11-10

Temperature sensing system and flow metering apparatus comprised thereof

#51
20160202095
2016-07-14

Method of making a multivariable vortex flowmeter

#52
20160161313
2016-06-09

Airflow meter

#53
20160123792
2016-05-05

Method to provide a quality measure for meter verification results

#54
20160122174
2016-05-05

Fuel dispenser flow meter having vapor pressure correction arrangement

#55
20160084024
2016-03-24

Coriolis flow meter having flow tube with equalized pressure differential

#56
20160041576
2016-02-11

Multi-measurement vortex flowmeter

#57
20160002024
2016-01-07

Fuel data collection unit with temperature compensation and over-fill prevention

#58
20150292926
2015-10-15

Ultrasonic flowmeter having an arithmetic operation unit for calculating propagation time correction value

#59
20150253163
2015-09-10

Smart water management system

#60
20150132723
2015-05-14

Method for determining and prescribing quantifiable and customized diet for patient suffering from dysphagia

#61
20150122049
2015-05-07

Systems and methods for flow sensing in a conduit

#62
20150068271
2015-03-12

Method for calibrating a multiple flow conduit flow meter

#63
20140373639
2014-12-25

Wet gas measurement

#64
20140366644
2014-12-18

Wet gas measurement

#65
20140303909
2014-10-09

Ultrasonic meter flow measurement monitoring system

#66
20140263422
2014-09-18

Spout apparatus, systems and methods

#67
20140238149
2014-08-28

Coriolis frequency tracking

#68
20140202228
2014-07-24

Compensating for frequency change in flowmeters

#69
20140109684
2014-04-24

Integrated acoustic phase separator and multiphase fluid composition monitoring apparatus and method

#70
20140090484
2014-04-03

Correcting for two-phase flow in a digital flowmeter

#71
20140083514
2014-03-27

Method and apparatus for self verification of pressure-based mass flow controllers

#72
20140076547
2014-03-20

Multiphase flowmeter for subsea applications

#73
20140076408
2014-03-20

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

#74
20140076035
2014-03-20

Multiphase metering system

#75
20140039813
2014-02-06

Coriolis mode processing techniques

#76
20140039812
2014-02-06

Wet gas measurement

#77
20140012507
2014-01-09

In-well full-bore multiphase flowmeter for horizontal wellbores

#78
20130345994
2013-12-26

Fluid visualisation and characterisation system and method; a transducer

#79
20130291971
2013-11-07

Custody transfer system and method for gas fuel

#80
20130282309
2013-10-24

Method for density correction in a vortex, flow measuring device

#81
20130145863
2013-06-13

Correcting for two-phase flow in a digital flowmeter

#82
20130139613
2013-06-06

Thermal stress compensation in a curved tube vibrating flow meter

#83
20130133436
2013-05-30

Method of determining viscosity by exciting two measuring tubes using two actuators

#84
20130124113
2013-05-16

Determining a quantity of transported fluid

#85
20130119964
2013-05-16

MULTI-MEASUREMENT VORTEX FLOWMETER

#86
20130060492
2013-03-07

Method of deducing time based metrics using flow rate

#87
20130060491
2013-03-07

Thermal Mass Flow Meter

#88
20130041598
2013-02-14

Coriolis mode processing techniques

#89
20120330574
2012-12-27

Pump tester

#90
20120330573
2012-12-27

Pump tester

#91
20120298220
2012-11-29

Pressure type flow rate control device

#92
20120273069
2012-11-01

Water Damage Prevention System

#93
20120239336
2012-09-20

FLOW SENSING METHOD WITH TEMPERATURE COMPENSATION

#94
20120239312
2012-09-20

Compensating for frequency change in flowmeters

#95
20120234409
2012-09-20

Water dispensing apparatus with activation and/or deactivation means

#96
20120226449
2012-09-06

Flow sensing device with temperature compensation

#97
20120221152
2012-08-30

Fuel data collection unit with temperature compensation and over-fill prevention

#98
20120216626
2012-08-30

Wet gas measurement

#99
20120215466
2012-08-23

Pump tester

#100
20120203477
2012-08-09

Pump tester

#101
20120125124
2012-05-24

Method and apparatus for determining a zero offset in a vibrating flow meter

#102
20120125123
2012-05-24

Method and apparatus for determining and compensating for a change in a differential zero offset of a vibrating flow meter

#103
20120118077
2012-05-17

Multiphase metering system

#104
20120055262
2012-03-08

Integrated acoustic phase separator and multiphase fluid composition monitoring apparatus and method

#105
20120055229
2012-03-08

Method and apparatus for determining a flow rate error in a vibrating flow meter

#106
20120019389
2012-01-26

Accuracy improvement in flowmeter systems

#107
20120017697
2012-01-26

Multiphase Flow Meter

#108
20110307190
2011-12-15

Vehicle fuel consumption calculator

#109
20110303311
2011-12-15

Water use monitoring apparatus

#110
20110303310
2011-12-15

Water use monitoring apparatus

#111
20110259123
2011-10-27

Measuring transducer of vibration-type, as well as an in-line measuring device having such a measuring transducer

#112
20110224920
2011-09-15

Pump tester

#113
20110209558
2011-09-01

Ultrasonic flow meter having ultrasonic sensor with plurality of transmitters for transmitting ultrasonic waves at different frequencies

#114
20110192234
2011-08-11

Compensating for frequency change in flowmeters

#115
20110185822
2011-08-04

Flow meter and method for detecting a cable fault in a cabling of the flow meter

#116
20110178738
2011-07-21

Meter electronics and methods for verification diagnostics for a flow meter

#117
20110166801
2011-07-07

Meter electronics and methods for generating a drive signal for a vibratory flowmeter

#118
20110153229
2011-06-23

System and method for monitoring a bi-phase fluid

#119
20110146416
2011-06-23

Measuring transducer of vibration-type, as well as an in-line measuring device having such a measuring transducer

#120
20110146383
2011-06-23

Measuring transducer of vibration-type, as well as an in-line measuring device having such a measuring transducer

#121
20110144938
2011-06-16

Method and apparatus for directing the use of a coriolis flow meter

#122
20110129328
2011-06-02

Plasma sensors and related methods

#123
20110125424
2011-05-26

COMPOSITE GAS FLUID FLOW MEASURING METHOD AND ITS DEVICE

#124
20110107849
2011-05-12

Coriolis mass flowmeter

#125
20110077911
2011-03-31

MULTI-MEASUREMENT VORTEX FLOWMETER

#126
20110068192
2011-03-24

Apparatus for Displaying Shower or Bath Water Parameters

#127
20110048140
2011-03-03

Correcting for two-phase flow in a digital flowmeter

#128
20110040485
2011-02-17

Method of measuring multi-phase fluid flow downhole

#129
20110031331
2011-02-10

Apparatus for displaying, monitoring and/or controlling shower, bath or sink faucet water parameters with an audio or verbal annunciations or control means

#130
20110016988
2011-01-27

Multi-phase coriolis flowmeter

#131
20110016986
2011-01-27

Coriolis mode processing techniques

#132
20100326204
2010-12-30

Method for installing and operating a mass flowmeter and mass flowmeter

#133
20100326185
2010-12-30

Temperature measuring circuit in a flowmeter

#134
20100251830
2010-10-07

Measuring system for media flowing in a pipeline

#135
20100242624
2010-09-30

Measuring transducer of vibration-type, as well as an in-line measuring device having such a measuring transducer

#136
20100242623
2010-09-30

Measuring system for media flowing in a pipeline

#137
20100211346
2010-08-19

Wet gas measurement

#138
20100206090
2010-08-19

Vibratory flow meter and method for determining a fluid temperature of a flow material

#139
20100198531
2010-08-05

Flow meter system and method for measuring flow characteristics of a three phase flow

#140
20100188064
2010-07-29

Instrument power controller and method for adaptively providing an output voltage and an output current that together maintain a substantially constant electrical output power

#141
20100175456
2010-07-15

Multiple flow conduit flow meter

#142
20100170322
2010-07-08

Vibratory flow meter and method for correcting for an entrained phase in a two-phase flow of a flow material

#143
20100161249
2010-06-24

METHOD AND DEVICE FOR TRANSFERRING A LIQUID HAVING A GAS INCLUSION AT LEAST AT TIMES AND FOR DETERMINING THE AMOUNT OF LIQUID TRANSFERRED

#144
20100134304
2010-06-03

Vibratory flow meter and method for correcting for entrained gas in a flow material

#145
20100094569
2010-04-15

Viscous fluid flow measurement using a differential pressure measurement and a SONAR measured velocity

#146
20100094568
2010-04-15

MULTI-PHASE CORIOLIS FLOWMETER

#147
20100089174
2010-04-15

Vibratory flow meter and method for determining viscosity in a flow material

#148
20100011869
2010-01-21

Differential pressure diagnostic for process fluid pulsations

#149
20090312977
2009-12-17

Meter electronics and methods for geometric thermal compensation in a flow meter

#150
20090312876
2009-12-17

Mass flow controller

#151
20090293189
2009-12-03

Apparatus for displaying, monitoring and controlling shower or bath water parameters

#152
20090272173
2009-11-05

Three pickoff sensor flow meter

#153
20090212847
2009-08-27

System and method for sensor thermal drift offset compensation

#154
20090165567
2009-07-02

Compensating for frequency change in flowmeters

#155
20090150096
2009-06-11

Electronic flow characteristic indicating flow meter

#156
20090126509
2009-05-21

Coriolis flow meter having bearings for mounting the measuring tube in the region of the oscillation nodes

#157
20090112490
2009-04-30

Plasma sensors and related methods

#158
20090106891
2009-04-30

Apparatus for displaying shower or bath water parameters

#159
20090105968
2009-04-23

System for preventing tampering with a signal conditioner remote from a host system

#160
20090078055
2009-03-26

Methods and apparatus for pressure compensation in a mass flow controller

#161
20090049928
2009-02-26

Flow meter and method for detecting a cable fault in a cabling of the flow meter

#162
20090019947
2009-01-22

Correcting for two-phase flow in a digital flowmeter

#163
20090013799
2009-01-15

Apparatus and method for augmenting a coriolis meter

#164
20080302169
2008-12-11

Method for detecting corrosion, erosion or product buildup on vibrating element densitometers and Coriolis flowmeters and calibration validation

#165
20080281535
2008-11-13

Meter electronics and methods for verification diagnostics for a flow meter

#166
20080262756
2008-10-23

Coriolis mode processing techniques

#167
20080257067
2008-10-23

Wet gas measurement

#168
20080252283
2008-10-16

Meter electronics and methods for determining a phase difference between a first sensor signal and a second sensor signal of a flow meter

#169
20080250871
2008-10-16

Measuring transducer of the vibration-type with two cantilevers

#170
20080243400
2008-10-02

Meter electronics and methods for processing sensor signals for a multi-phase flow material in a flowmeter

#171
20080234949
2008-09-25

Meter electronics and methods for determining one or more of a stiffness coefficient or a mass coefficient

#172
20080223150
2008-09-18

Vibration-type measuring transducer having connecting lines secured pointwise to the transducer housing

#173
20080223149
2008-09-18

Vibration-type measuring transducer having connecting lines secured pointwise to the transducer housing

#174
20080223148
2008-09-18

Meter electronics and methods for generating a drive signal for a vibratory flowmeter

#175
20080223129
2008-09-18

Apparatus and method for providing a density measurement augmented for entrained gas

#176
20080216588
2008-09-11

Coriolis frequency tracking

#177
20080208483
2008-08-28

Sonar-based flow meter operable to provide product identification

#178
20080190195
2008-08-14

Meter electronics and methods for determining a liquid flow fraction in a gas flow material

#179
20080189079
2008-08-07

Meter electronics and methods for determining void fraction of gas

#180
20080189067
2008-08-07

Methods and meter electronics for rapidly detecting a non-uniformity of a material flowing through a coriolis flowmeter

#181
20080189054
2008-08-07

Method and apparatus for directing the use of a Coriolis flow meter

#182
20080184815
2008-08-07

Meter electronics and methods for rapidly determining a mass fraction of a multi-phase fluid from a coriolis flow meter signal

#183
20080184814
2008-08-07

High speed frequency and phase estimation for flow meters

#184
20080156109
2008-07-03

Tertiary mode vibration type Coriolis flowmeter

#185
20080156101
2008-07-03

Coriolis mode processing techniques

#186
20080141789
2008-06-19

Method and device for compensation for influences, which interfere with the measurement accuracy, in measurement devices of the vibration type

#187
20080141785
2008-06-19

High-precision vortex flow meter

#188
20080133152
2008-06-05

Method and apparatus for fluid leak detection

#189
20080127745
2008-06-05

Vibration-type measuring device and method for operating such a measuring device

#190
20080110279
2008-05-15

Energy/Water Usage Monitor

#191
20080053240
2008-03-06

Wet gas measurement

#192
20080051943
2008-02-28

Apparatus for calculating detection error of fresh air quantity detection device

#193
20080034893
2008-02-14

Method and apparatus for determining flow pressure using density information

#194
20080034892
2008-02-14

Multi-phase Coriolis flowmeter

#195
20080034891
2008-02-14

Split balance weights for eliminating density effect on flow

#196
20080034890
2008-02-14

Multi-phase coriolis flowmeter

#197
20080015799
2008-01-17

Field device electronics fed by an external electrical energy supply

#198
20080012428
2008-01-17

Field device electronics fed by an external electrical energy supply

#199
20080000283
2008-01-03

Flow sensor signal conversion

#200
20070288180
2007-12-13

Methods and apparatus for pressure compensation in a mass flow controller

#201
20070284550
2007-12-13

VARIABLE AREA FLOW RATE METER USING OPTICAL SENSING OF FLOAT POSITION IN THE DUCT

#202
20070272034
2007-11-29

Compensating for frequency change in flowmeters

#203
20070271044
2007-11-22

Fault tolerant power system architecture for fluid flow measurement systems

#204
20070245832
2007-10-25

Compensation method and apparatus for a coriolis flow meter

#205
20070213945
2007-09-13

Compensating for frequency change in flowmeters

#206
20070199389
2007-08-30

Compensating for frequency change in flowmeters

#207
20070193334
2007-08-23

Flow meter type identification

#208
20070186686
2007-08-16

In-line measuring devices and method for compensation measurement errors in in-line measuring devices

#209
20070186682
2007-08-16

Meter electronics and method for detecting a residual material in a flow meter assembly

#210
20070180929
2007-08-09

In-line measuring devices and method for compensation measurement errors in in-line measuring devices

#211
20070150547
2007-06-28

Multi-measurement vortex flowmeter

#212
20070137313
2007-06-21

In-line measuring device

#213
20070125154
2007-06-07

Apparatus and method for compensating a coriolis meter

#214
20070119263
2007-05-31

Correcting for two-phase flow in a digital flowmeter

#215
20070118304
2007-05-24

Method and apparatus for determining a quality metric of a measurement of a fluid parameter

#216
20070095153
2007-05-03

Method for monitoring an operating condition of a tube wall contacted by a flowing medium and inline measuring device therefore

#217
20070028663
2007-02-08

Method for detecting corrosion, erosion or product buildup on vibrating element densitometers and Coriolis flowmeters and calibration validation

#218
20070027641
2007-02-01

Coriolis mode processing techniques

#219
20070017274
2007-01-25

Diagnostic apparatus and methods for a coriolis flow meter

#220
20070006666
2007-01-11

Coriolis mode processing techniques

#221
20060288799
2006-12-28

Software correction method and apparatus for a variable orifice flow meter

#222
20060278019
2006-12-14

Coriolis mass flow measuring device

#223
20060266129
2006-11-30

Inline measuring device with a vibration-type measurement pickup

#224
20060265148
2006-11-23

Diagnostic apparatus and methods for a coriolis flow meter

#225
20060212249
2006-09-21

Increased accuracy gas energy meter

#226
20060173642
2006-08-03

Apparatus and method for pressure fluctuation insensitive mass flow control

#227
20060172442
2006-08-03

Semiconductor production system and semiconductor production process

#228
20060169058
2006-08-03

Apparatus and method for augmenting a Coriolis meter

#229
20060169035
2006-08-03

Method for detecting the fuel quantity during the refueling of a motor vehicle

#230
20060156831
2006-07-20

Coriolis mass measuring device

#231
20060156830
2006-07-20

Process meter for measuring at least one physical process variable of a medium stored in a container or flowing in a line

#232
20060144136
2006-07-06

Determination of amount of proppant added to a fracture fluid using a coriolis flow meter

#233
20060123923
2006-06-15

Two-phase steam measurement system

#234
20060086196
2006-04-27

In-line measuring device

#235
20060010990
2006-01-19

Coriolis mass-flow measuring device

#236
20050229719
2005-10-20

Coriolis mass measuring device

#237
20050228598
2005-10-13

Coriolis mass flow meter for measuring a concentration

#238
20050223813
2005-10-13

Methods and apparatus for pressure compensation in a mass flow controller

#239
20050193832
2005-09-08

Multi-phase coriolis flowmeter

#240
20050159904
2005-07-21

Method and apparatus for determining a quality metric of a measurement of a fluid parameter

#241
20050126306
2005-06-16

Flow sensor signal conversion

#242
20050125190
2005-06-09

Multivariable transmitter and computation processing method of the same

#243
20050119845
2005-06-02

Method for zero correction of a measuring device

#244
20050109123
2005-05-26

Dynamic response characteristics of flow meters

#245
20050092106
2005-05-05

Microelectromechanical floating element flow sensor

#246
20050066744
2005-03-31

Ultrasonic gas flowmeter as well as device to measure exhaust flows of internal combustion engines and method to determine flow of gases

#247
20050061060
2005-03-24

Apparatus and method for providing a density measurement augmented for entrained gas

#248
20050044929
2005-03-03

Apparatus and method for compensating a coriolis meter

#249
20050035867
2005-02-17

Apparatus for monitoring a measurement transmitter of a field device

#250
20050022611
2005-02-03

Viscosity-corrected flowmeter