ClassID:

167429

G01N2009/006 - CPC Classification

Classification description:

Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis vibrating tube, tuning fork

Recent Application in this class:
#1
20260098849
2026-04-09

SYSTEMS AND METHODS FOR VARNISH DETECTION

#2
20260092848
2026-04-02

PLANAR VIBRATORY DENSITOMETER, DENSITOMETER MEMBER, AND RELATED METHOD

#3
20260056105
2026-02-26

SYSTEMS AND METHODS FOR LIVE DETERMINATION OF FLUID ENERGY CONTENT

#4
20260056043
2026-02-26

CORIOLIS FLOW METER NON-IDEAL FLUID MEASUREMENT AND RELATED METHODS

#5
20260049916
2026-02-19

METHOD AND APPARATUS FOR CALCULATING A VIBRATORY METER Q

#6
20260043729
2026-02-12

DETERMINING AND IDENTIFYING ANOMALIES IN FORK METERS

#7
20260009711
2026-01-08

MECHANICAL RESONATOR FOR USE IN A SYSTEM FOR MEASURING A PROPERTY OF A PARTICLE

#8
20250093189
2025-03-20

MEASURING DEVICE FOR DETERMINING THE DENSITY, THE MASS FLOW RATE AND/OR THE VISCOSITY OF A FLOWABLE MEDIUM, AND METHOD FOR OPERATING SAME

#9
20250060295
2025-02-20

VIBRONIC MULTISENSOR

#10
20250044204
2025-02-06

APPARATUS AND METHOD FOR MEASURING A PARAMETER OF A PROCESS FLUID

#11
20240385021
2024-11-21

VIBRONIC SENSING ELEMENT FOR MASS FLOW AND DENSITY MEASUREMENT

#12
20240377302
2024-11-14

VIBRONIC MULTISENSOR

#13
20240264061
2024-08-08

Apparatus and method for measuring a parameter of a process fluid

#14
20240263982
2024-08-08

CORIOLIS FLOW METER NON-IDEAL FLUID MEASUREMENT AND RELATED METHODS

#15
20240255334
2024-08-01

VIBRONIC MEASURING SYSTEM

#16
20240210295
2024-06-27

DENSITY METER HAVING AT LEAST ONE MEASURING TUBE, AND METHOD FOR OPERATING AND METHOD FOR ADJUSTING A DENSITY METER OF THIS TYPE

#17
20240192708
2024-06-13

AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS

#18
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

#19
20230358658
2023-11-09

DISSOLUTION MONITORING METHOD AND APPARATUS

#20
20230341248
2023-10-26

USING A STIFFNESS MEASUREMENT TO COMPENSATE A FLUID PROPERTY MEASUREMENT

#21
20230236103
2023-07-27

METHOD AND APPARATUS FOR CALCULATING A VIBRATORY METER Q

#22
20230236102
2023-07-27

SYMMETRIZING A VIBRONIC SENSOR

#23
20230168145
2023-06-01

Self-diagnostic gas density relay and use method thereof

#24
20230100159
2023-03-30

Vibronic mulitsensor

#25
20230070419
2023-03-09

VIBRONIC SENSOR WITH REDUCED FACILITY FOR GAS BLASTING

#26
20230067613
2023-03-02

SENSOR FOR VIBRATION DENSIMETER

#27
20220413067
2022-12-29

Monitoring the condition of a vibronic sensor

#28
20220364895
2022-11-17

Method for ascertaining a physical parameter of a charged liquid

#29
20220359811
2022-11-10

VIBRONIC MULTISENSOR

#30
20220349797
2022-11-03

SYSTEMS AND METHODS FOR LIVE DETERMINATION OF FLUID ENERGY CONTENT

#31
20220341993
2022-10-27

Electrical system with on-line sampling verification function and verification method thereof

#32
20220336172
2022-10-20

Method for modifying gas density relay, and gas density relay having online self-checking function and checking method therefor

#33
20220299355
2022-09-22

Coriolis measuring sensor and Coriolis measuring device

#34
20220291032
2022-09-15

Measuring device and method for characterizing a non-homogeneous, flowable medium

#35
20220291031
2022-09-15

MEASUREMENT TUBE OF A CORIOLIS SENSING ELEMENT, CORIOLIS SENSING ELEMENT, AND CORIOLIS METER

#36
20220244157
2022-08-04

DETERMINING AND IDENTIFYING ANOMALIES IN FORK METERS

#37
20220244084
2022-08-04

METHOD AND DEVICE FOR ASCERTAINING A FLOW PARAMETER USING A CORIOLIS FLOW METER

#38
20220236160
2022-07-28

VIBRATION-TYPE MEASURING TRANSDUCER AND VIBRONIC MEASURING SYSTEM FORMED THEREWITH

#39
20220136946
2022-05-05

Vibrating meter with gap

#40
20220065676
2022-03-03

Vibronic measurement sensor having at least two temperature sensors

#41
20220011209
2022-01-13

PLANAR VIBRATORY DENSITOMETER, DENSITOMETER MEMBER, AND RELATED METHOD

#42
20220003650
2022-01-06

Planar vibratory viscometer, viscometer member, and related method

#43
20210396566
2021-12-23

Cleaning and detecting a clean condition of a vibratory meter

#44
20210381873
2021-12-09

Electromagnetic interference resistant electronics enclosure with an intercompartment conductive gasket

#45
20210381868
2021-12-09

Method for Determining Flow Measurement Values of a Coriolis Mass Flowmeter in the Presence of a of a Two-phase Flow

#46
20210372906
2021-12-02

Densitometer with dissimilar tube and clamp materials

#47
20210372905
2021-12-02

Densitometer with tension measuring device for increased accuracy

#48
20210333136
2021-10-28

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

#49
20210318219
2021-10-14

Active density meter

#50
20210310920
2021-10-07

Measuring transducer and measurement device

#51
20210310843
2021-10-07

Coil apparatus of an oscillation sensor of a measuring transducer, measuring transducer of a measuring device and measuring device

#52
20210310842
2021-10-07

Coil apparatus of an oscillation sensor or of an oscillation exciter, measuring transducer and measuring instrument

#53
20210285810
2021-09-16

Flow meter with improved operational verification method

#54
20210285809
2021-09-16

Method of determining total prove time

#55
20210270775
2021-09-02

Embedded electrode tuning fork

#56
20210223080
2021-07-22

MEASURING DEVICE FOR DETERMINING THE DENSITY, THE MASS FLOW RATE AND/OR THE VISCOSITY OF A FLOWABLE MEDIUM, AND METHOD FOR OPERATING SAME

#57
20210164822
2021-06-03

CORIOLIS MEASURING SENSOR AND CORIOLIS MEASURING DEVICE

#58
20210123845
2021-04-29

Vibration-type measuring transducer and vibronic measuring system formed therewith

#59
20210080366
2021-03-18

Oscillator for density measurement of a liquid

#60
20210041335
2021-02-11

DISSOLUTION MONITORING METHOD AND APPARATUS

#61
20210018416
2021-01-21

Flowmeter phase fraction and concentration measurement adjustment method and apparatus

#62
20200355542
2020-11-12

Detecting and identifying a change in a vibratory meter condition based on stiffness change determination at two locations on the conduit

#63
20200340896
2020-10-29

Vibronic sensor

#64
20200309658
2020-10-01

Method for signaling a standard frequency of a density meter which has at least one vibratable measurement tube for conducting a medium

#65
20200284128
2020-09-10

Detecting a fraction of a component in a fluid

#66
20200264033
2020-08-20

Method of determining total prove time

#67
20200240889
2020-07-30

Detecting a fraction of a component in a fluid

#68
20200225064
2020-07-16

Vibrating element apparatus

#69
20200191693
2020-06-18

Monitoring the state of a coil in a sensor

#70
20200149395
2020-05-14

Multiphase flow meter with tuning fork

#71
20200064244
2020-02-27

Vibratory cavity density meter

#72
20200041326
2020-02-06

Vibronic sensor with interference compensation

#73
20190383658
2019-12-19

Vibration-type sensor for measuring the density and/or mass flow rate of a medium

#74
20190376831
2019-12-12

Vibration-type fluid flow-rate measuring system having temperature compensation

#75
20190339410
2019-11-07

Thermal modulated vibrating sensing module for gas molecular weight detection

#76
20190339107
2019-11-07

Vibronic sensor

#77
20190293825
2019-09-26

Method and device for measuring fluid properties using an electromechanical resonator

#78
20190277683
2019-09-12

Fluid line system

#79
20190257683
2019-08-22

Apparatus for determining and/or monitoring at least one process variable

#80
20190242738
2019-08-08

Coriolis mass flow measuring device and/or density measuring device

#81
20190226901
2019-07-25

Electromagnetic driving/receiving unit for a field device of automation technology

#82
20190226900
2019-07-25

Vibronic sensor

#83
20190212238
2019-07-11

Methods and systems for determining fluid density by distributed acoustic sensing

#84
20190186980
2019-06-20

Vibrating fork level switches

#85
20190186970
2019-06-20

FLUID ANALYSIS SYSTEM

#86
20190154486
2019-05-23

Method for operating a measuring transducer of vibration-type

#87
20190137376
2019-05-09

Density measuring device for determining the density of fluid media

#88
20190128719
2019-05-02

Multi-channel flow tube

#89
20190003947
2019-01-03

Temperature compensated density viscosity sensor having a resonant sensing element

#90
20190003874
2019-01-03

Phase control unit for a vibronic sensor

#91
20180245972
2018-08-30

Simultaneous oscillation and frequency tracking of multiple resonances via digitally implemented phase-locked loop array

#92
20180231411
2018-08-16

Method for ascertaining a physical parameter of a gas

#93
20180224318
2018-08-09

Apparatus for determining and/or monitoring at least one process variable

#94
20180219556
2018-08-02

Method for generating a synthetic time period output signal

#95
20180202849
2018-07-19

Field device and field device management system

#96
20180149571
2018-05-31

VISCOMETER

#97
20180120210
2018-05-03

Spool body for a vibrating densitometer

#98
20180074018
2018-03-15

Electromagnetic driving/receiving unit for a field device of automation technology

#99
20180073968
2018-03-15

Vibrating member for a vibrating densitometer

#100
20180031404
2018-02-01

Temperature compensation of a signal in a vibratory meter

#101
20180024097
2018-01-25

Apparatus for determining and/or monitoring at least one process variable of a medium

#102
20180003605
2018-01-04

Micro-fluid measuring apparatus with an actuator and a tuning fork

#103
20170356833
2017-12-14

Method for measuring density of a fluid

#104
20170343459
2017-11-30

Vibronic sensor

#105
20170343458
2017-11-30

Controlling a vibration of a vibratory sensor based on a phase error

#106
20170343457
2017-11-30

Measuring arrangement and method for measuring the density of flowable media

#107
20170343404
2017-11-30

Measuring transducer of vibration-type

#108
20170336309
2017-11-23

Determining a vibration response parameter of a vibratory element

#109
20170268974
2017-09-21

Optically interfaced fluid density sensor

#110
20170248094
2017-08-31

Method and apparatus for determining differential density

#111
20170241954
2017-08-24

Vibronic sensor

#112
20170175522
2017-06-22

Flushing microfluidic sensor systems

#113
20170146688
2017-05-25

Fluid analysis system with densitometer having electrically isolated vibrating tube

#114
20170074701
2017-03-16

Transducer apparatus as well as measuring system formed therewith

#115
20170067809
2017-03-09

Determining the density and viscosity of a fluid using an electromagnetic force contactless driven densitoviscous sensor

#116
20170052098
2017-02-23

Fluid densitometer

#117
20170038491
2017-02-09

Method and device for measuring fluid properties using an electromechanical resonator

#118
20170030870
2017-02-02

Method and device for multiple-frequency tracking of oscillating systems

#119
20170030816
2017-02-02

Method, device and computer medium for determining the density of liquids

#120
20160356686
2016-12-08

Method and measuring system for ascertaining density of a fluid

#121
20160349091
2016-12-01

Density measuring device

#122
20160346713
2016-12-01

Fluid optimization

#123
20160320280
2016-11-03

High temperature densitometer device and steam quality measurement method and device

#124
20160216189
2016-07-28

VISCOMETER

#125
20160209368
2016-07-21

Apparatus for determining or monitoring a process variable of automation technology

#126
20160177707
2016-06-23

Determining resonance frequency and quality factor

#127
20160161388
2016-06-09

Measurement system with resonant sensors and method for the operation of a resonant sensor

#128
20160131565
2016-05-12

METHOD OF DETERMINING A FILL LEVEL OF AN OSCILLATOR OF AN OSCILLATOR TUBE, AND OSCILLATOR TUBE

#129
20160123861
2016-05-05

Method and instrument for measuring the density of fluid media

#130
20160109345
2016-04-21

Vibratory sensor and method

#131
20160109285
2016-04-21

Method and device for monitoring a process variable with vibronic sensor

#132
20160097703
2016-04-07

Vibrating member for a vibrating densitometer

#133
20160061707
2016-03-03

Verification of a meter sensor for a vibratory meter

#134
20160059153
2016-03-03

Sand separator interface detection

#135
20160054212
2016-02-25

Method of generating a drive signal for a vibratory sensor

#136
20160025687
2016-01-28

Non-invasive method for measurement of physical properties of free flowing materials in vessels

#137
20150308990
2015-10-29

System and method for analyzing a gas

#138
20150253231
2015-09-10

METHOD AND APPARATUS FOR IMPROVING TEMPERATURE MEASUREMENT IN A DENSITY SENSOR

#139
20150252667
2015-09-10

Density measurement using a piezoelectric sensor in a non-compressible medium

#140
20150219540
2015-08-06

Vibrating densitometer with an improved vibrating member

#141
20150114137
2015-04-30

Apparatus and methods for density and mass flow sensing with a micromachined dual-tube resonator

#142
20150096385
2015-04-09

Method of, and apparatus for, measuring the physical properties of two-phase fluids

#143
20150082873
2015-03-26

Resonant sensors for fluid properties measurement

#144
20150075279
2015-03-19

Density and viscosity sensor and measuring method

#145
20150070000
2015-03-12

Single magnet fluid densitometer

#146
20150053004
2015-02-26

Digital densitometer and fuel gauging system

#147
20150040647
2015-02-12

Viscometer

#148
20140331766
2014-11-13

Method for measuring a fluid density or a fluid viscosity

#149
20140129156
2014-05-08

Digital flowmeter

#150
20140116156
2014-05-01

Digital flowmeter

#151
20140116155
2014-05-01

Digital flowmeter

#152
20140114589
2014-04-24

Digital flowmeter

#153
20140060154
2014-03-06

Method and measuring system for ascertaining density of a fluid

#154
20130261995
2013-10-03

Method of on-line rapid fluid density measurement using a piezoresistive micro-cantilever

#155
20130213143
2013-08-22

Digital flowmeter

#156
20130180330
2013-07-18

Fluid densitometer with temperature sensor to provide temperature correction

#157
20130139576
2013-06-06

Coupled torsional resonators viscometer

#158
20130133418
2013-05-30

Vibrating densitometer including an improved vibrating member

#159
20120160036
2012-06-28

Digital flowmeter

#160
20120103088
2012-05-03

Apparatus for determining and/or monitoring a process variable

#161
20110219857
2011-09-15

Viscometer

#162
20110203388
2011-08-25

Signal processing method, signal processing apparatus, and Coriolis flowmeter

#163
20110016984
2011-01-27

Multiphase Coriolis flowmeter

#164
20100218353
2010-09-02

Method of packaging a sensor

#165
20100175456
2010-07-15

Multiple flow conduit flow meter

#166
20100161251
2010-06-24

Method for determining and/or monitoring a process variable of a medium, and corresponding apparatus

#167
20100107778
2010-05-06

Digital flowmeter

#168
20100083769
2010-04-08

Compact vibratory flowmeter for measuring flow characteristics of a multi-phase flow material

#169
20100083750
2010-04-08

Apparatus for ascertaining and/or monitoring a process variable of a medium

#170
20090241646
2009-10-01

Viscometer

#171
20090173169
2009-07-09

Measuring transducer of vibration-type

#172
20090064693
2009-03-12

ENVIRONMENTAL CONTROL SYSTEM FLUID SENSING SYSTEM AND METHOD

#173
20090045341
2009-02-19

SYSTEMS FOR OBSERVING REACTIONS USING INFRARED IMAGING

#174
20090013799
2009-01-15

Apparatus and method for augmenting a coriolis meter

#175
20090002708
2009-01-01

Methods and apparatus for spectroscopic imaging of materials in an array

#176
20080307891
2008-12-18

Method and apparatus for measuring the density of one component in a multi-component flow

#177
20080257066
2008-10-23

Wet gas measurement

#178
20080184813
2008-08-07

Coriolis flow meter and method for determining flow characteristics

#179
20080047360
2008-02-28

Coriolis flowmeter

#180
20080046203
2008-02-21

Multiphase Coriolis flowmeter

#181
20070186684
2007-08-16

Vibrating tube mass flow meter

#182
20070175632
2007-08-02

Method and apparatus for insulating a resonator downhole

#183
20070163363
2007-07-19

Coriolis flowmeter having a fixing member with non-parallel inlet and outlet portions

#184
20070157708
2007-07-12

Multiphase fluid characterization

#185
20070137313
2007-06-21

In-line measuring device

#186
20070131024
2007-06-14

Viscometer

#187
20070124090
2007-05-31

Digital flowmeter

#188
20070095535
2007-05-03

Method and apparatus for insulating a resonator downhole

#189
20070052970
2007-03-08

Resonator sensor assembly

#190
20070017278
2007-01-25

Apparatus and method for measuring fluid density

#191
20060196279
2006-09-07

Vibratory transducer for coriolis mass flowmeter or a coriolis mass flowmeter-densimeter

#192
20060169058
2006-08-03

Apparatus and method for augmenting a Coriolis meter

#193
20060169038
2006-08-03

Fluid sensing device with integrated bypass and process therefor

#194
20060161366
2006-07-20

Multiphase Coriolis flowmeter

#195
20060107759
2006-05-25

Method for operating a mass flowmeter

#196
20060096390
2006-05-11

Method for operating a mass flow meter

#197
20060086196
2006-04-27

In-line measuring device

#198
20050247119
2005-11-10

Method and apparatus for downhole fluid characterization using flexural mechanical resonators

#199
20050241372
2005-11-03

Viscometer

#200
20050228598
2005-10-13

Coriolis mass flow meter for measuring a concentration

#201
20050217352
2005-10-06

Vibratory transducer

#202
20050210998
2005-09-29

Simplified fluid property measurement

#203
20050209794
2005-09-22

Digital flowmeter

#204
20050164304
2005-07-28

System for infrared spectroscopic imaging of libraries

#205
20050145019
2005-07-07

Environmental control system fluid sensing system and method

#206
20050081643
2005-04-21

Multiphase Coriolis flowmeter

#207
20050072238
2005-04-07

Vibratory transducer

#208
20050072216
2005-04-07

Piezocable based sensor for measuring unsteady pressures inside a pipe

#209
20050039547
2005-02-24

Vibratory transducer

#210
20050022611
2005-02-03

Viscosity-corrected flowmeter