ClassID:

169087

G01N33/2811 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Oils; viscous liquids; paints; inks; Oils, i.e. hydrocarbon liquids by measuring cloud point or pour point of oils

Recent Application in this class:
#1
20250067665
2025-02-27

COLD FILTER PLUGGING POINT PREDICTION USING SPECTROSCOPY

#2
20230324010
2023-10-12

REAL TIME INTEGRITY MONITORING OF ON-SHORE PIPES

#3
20230273177
2023-08-31

METHOD TO PREPARE VIRTUAL ASSAY USING SIMULATED DISTILLATION

#4
20230273176
2023-08-31

METHOD TO PREPARE VIRTUAL ASSAY USING HIGH PRESSURE LIQUID CHROMATOGRAPHY

#5
20230271108
2023-08-31

Method to prepare virtual assay using gel permeation chromatography

#6
20220146053
2022-05-12

Real time integrity monitoring of on-shore pipes

#7
20210293388
2021-09-23

Real time integrity monitoring of on-shore pipes

#8
20210025841
2021-01-28

PREDICTION OF FUEL OIL PROPERTIES BY DIFFERENTIAL SCANNING CALORIMETRY

#9
20210024842
2021-01-28

Low sulfur fuel with adequate combustion quality

#10
20200340970
2020-10-29

CHARACTERIZATION OF CRUDE OIL BY FOURIER TRANSFORM ION CYCLOTRON RESONANCE MASS SPECTROMETRY

#11
20200072812
2020-03-05

Characterization of crude oil and its fractions by fluorescence spectroscopy analysis

#12
20180320826
2018-11-08

Real time integrity monitoring of on-shore pipes

#13
20180274731
2018-09-27

Real time integrity monitoring of on-shore pipes

#14
20180267009
2018-09-20

Method and device for determining low temperature properties

#15
20170363603
2017-12-21

Characterization of crude oil by high pressure liquid chromatography

#16
20170363602
2017-12-21

Characterization of crude oil by Fourier transform ion cyclotron resonance mass spectrometry

#17
20170166827
2017-06-15

Rapid estimation of feed potential for base oil formation

#18
20160216191
2016-07-28

Methods For Predicting Asphaltene Precipitation

#19
20160208601
2016-07-21

Microfluidic determination of wax appearance temperature

#20
20160195508
2016-07-07

CHARACTERIZATION OF CRUDE OIL AND ITS FRACTIONS BY FLUORESCENCE SPECTROSCOPY ANALYSIS

#21
20160195506
2016-07-07

ESTIMATION OF COLD-FLOW PROPERTIES OF REFINERY PRODUCT BLENDS

#22
20160195481
2016-07-07

Characterization of crude oil and its fractions by thermogravimetric analysis

#23
20160187253
2016-06-30

Characterization of crude oil by ultraviolet visible spectroscopy

#24
20160011102
2016-01-14

Characterization of crude oil by ultraviolet visible spectroscopy

#25
20150106032
2015-04-16

Characterization of crude oil by simulated distillation

#26
20150106029
2015-04-16

METHOD OF CHARACTERIZING CRUDE OIL BY HIGH PRESSURE LIQUID CHROMATOGRAPHY

#27
20150106028
2015-04-16

CHARACTERIZATION OF CRUDE OIL BY FOURIER TRANSFORM ION CYCLOTRON RESONANCE MASS SPECTROMETRY

#28
20120155504
2012-06-21

Apparatus and method for determining phase separation risk of a blended fuel in a storage tank

#29
20120127466
2012-05-24

PVT analysis of pressurized fluids

#30
20120044968
2012-02-23

Fuel cloud point or freeze point sensor with collinear optical geometry

#31
20110083994
2011-04-14

Onset haze measurement apparatus and procedure

#32
20090282897
2009-11-19

Method of determining physico-chemical properties of a petroleum sample from two-dimensional gas chromatography

#33
20090233817
2009-09-17

Methods for Testing the Effect of Polymer Additives on Wax Deposition from Crude Oils and Reducing Wax Deposition from Crude Oil During Pipeline Transmission

#34
20080202215
2008-08-28

PRESSURIZED CRYSTALLIZATION POINT AUTOMATED TEST APPARATUS

#35
20080202214
2008-08-28

CRYSTALLIZATION POINT AUTOMATED TEST APPARATUS

#36
20060098708
2006-05-11

Method for determining vanishing temperature of petroleum product crystals and device therefor

#37
20050112767
2005-05-26

Application of test for residual wax contamination in basestocks to correlate with the low temperature viscometric properties of fully formulated oils

#38
20050053116
2005-03-10

Cloud point monitoring device

#39
20050013740
2005-01-20

Computer-controlled automated titration apparatus for optically determining incompatibility of petroleum oils