ClassID:

167436

G01N9/04 - CPC Classification

Classification description:

Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume of fluids

Sub-classes:
Recent Application in this class:
#1
20250044205
2025-02-06

APPARATUSES, SYSTEMS, AND METHODS TO MEASURE DESICCANT CONCENTRATION IN AIR CONDITIONING SYSTEMS

#2
20240359807
2024-10-31

ENHANCED VEHICLE FUEL QUANTITY INDICATION SYSTEM

#3
20240188750
2024-06-13

DENSITY-BASED COFFEE ROAST LEVEL CHARACTERIZATION AND/OR DYNAMIC COFFEE GRINDER CONTROL

#4
20240077398
2024-03-07

SOLID CONCENTRATION DIGITAL ANALYZER

#5
20230333079
2023-10-19

LIQUID TESTING SYSTEM AND METHOD

#6
20230228729
2023-07-20

Apparatus and method for measuring settling of weighting materials in drilling and completion fluids

#7
20230160799
2023-05-25

Molten-state suspended ellipsoidal droplet image processing algorithm based on dual-camera vision

#8
20220317334
2022-10-06

Measuring device for snow flux and accumulated snow density at different heights

#9
20210208043
2021-07-08

A DENSIMETER

#10
20200041481
2020-02-06

Liquid testing system and method

#11
20190257731
2019-08-22

Analytical liquid monitoring device

#12
20190151538
2019-05-23

Liquid parameter detecting method and system

#13
20180340875
2018-11-29

Quantifying force management system for pressurized fluid density balance

#14
20180207362
2018-07-26

LIQUID PARAMETER DETECTING METHOD AND SYSTEM

#15
20170123103
2017-05-04

Fluid sensor cable assembly, system, and method

#16
20170045432
2017-02-16

Apparatus and methods for determining gravity and density of solids in a liquid medium

#17
20160245081
2016-08-25

Drilling fluid monitor and method

#18
20160168988
2016-06-16

Non-invasive compressibility and in situ density testing of a fluid sample in a sealed chamber

#19
20160168987
2016-06-16

Non-invasive compressibility and in situ density testing of a fluid sample in a sealed chamber

#20
20140041451
2014-02-13

Non-radioactive density measurement in oilfield operations

#21
20130199286
2013-08-08

Non-invasive compressibility and in situ density testing of a fluid sample in a sealed chamber

#22
20130000400
2013-01-03

Device for emulsion measuring by means of a standpipe

#23
20110126614
2011-06-02

Measuring procedure and measuring device for measuring physical quantities of non-compressible media

#24
20070089483
2007-04-26

Analysis systems and methods

#25
20060243024
2006-11-02

Gas identity analysis by differential mass

#26
20060185421
2006-08-24

Volumetric densiometer flask

#27
20060169039
2006-08-03

Fuel density measurement device, system, and method

#28
20050285060
2005-12-29

Liquid level measurement