ClassID:

105421

C10G21/14 - CPC Classification

Classification description:

Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used; Organic compounds only Hydrocarbons

Recent Application in this class:
#1
20260062626
2026-03-05

PROCESS OF UPGRADING A PYROLYSIS OIL AND UPGRADING SOLUTION USED THEREIN

#2
20260035621
2026-02-05

METHOD FOR EXTRACTION AND ANALYSIS OF POLYCYCLIC AROMATIC HYDROCARBONS IN PETROLEUM PRODUCTS

#3
20240217823
2024-07-04

HIGH PERFORMANCE (MESOPHASE) CARBON FIBER FEEDSTOCK PRODUCTION

#4
20240093099
2024-03-21

PROCESS OF UPGRADING A PYROLYSIS OIL AND UPGRADING SOLUTION USED THEREIN

#5
20230407188
2023-12-21

METHOD FOR REMOVING ASPHALTENES, RESINS AND HEAVY METALS FROM CRUDE OIL

#6
20220403256
2022-12-22

VERY LOW-SULFUR FUEL OIL AND METHOD FOR PRODUCING THE SAME

#7
20220380690
2022-12-01

Process for the preparation of olefins, comprising hydrotreatment, de-asphalting, hydrocracking and steam cracking

#8
20220220388
2022-07-14

Hydrogen sulfide scavengers

#9
20220204871
2022-06-30

MULTISTAGE SOLVENT EXTRACTION PROCESS AND APPARATUS

#10
20220195315
2022-06-23

Process of upgrading a pyrolysis oil and upgrading solution used therein

#11
20220033716
2022-02-03

Solvent Control for Centrifugation of Steam Cracked Tar

#12
20210403817
2021-12-30

Process for heavy oil upgrading utilizing hydrogen and water

#13
20210348068
2021-11-11

Process of coprocessing a lignocellulosic liquid stream and an intermediate fossil stream in an oil refining process and a process for producing fuel from a deasphalted oil stream

#14
20210198582
2021-07-01

Process to remove asphaltene from heavy oil by solvent

#15
20210122983
2021-04-29

Process for producing propylene and a low-sulfur fuel oil component

#16
20210062096
2021-03-04

Low-sulfur aromatic-rich fuel oil blending component

#17
20210032546
2021-02-04

Hydrocracking process and system including separation of heavy poly nuclear aromatics from recycle by extraction

#18
20200361837
2020-11-19

N-heptane production method

#19
20200332198
2020-10-22

Monitoring of residual metals in paraffinic froth treatment operations and process control

#20
20200283686
2020-09-10

Separation of fractions in hydrocarbon samples using an accelerated solvent extractor

#21
20200140764
2020-05-07

SYSTEM AND METHOD FOR SOLVENT DE-ASPHALTING

#22
20200080009
2020-03-12

Method of pretreating and converting hydrocarbons

#23
20190359898
2019-11-28

Base stocks and lubricant compositions containing same

#24
20190218465
2019-07-18

BLOCK PROCESSING CONFIGURATIONS FOR BASE STOCK PRODUCTION FROM DEASPHALTED OIL

#25
20190194557
2019-06-27

Coil-wound heat exchanger for hydrotreatment or hydroconversion

#26
20190185766
2019-06-20

Method for refining fuel oil

#27
20190161687
2019-05-30

Method for treating a hydrocarbon feedstock comprising a deasphalting step and an asphalt conditioning step

#28
20190153340
2019-05-23

Conversion process comprising permutable hydrodemetallization guard beds, a fixed-bed hydrotreatment step and a hydrocracking step in permutable reactors

#29
20190093019
2019-03-28

Methods and apparatus for clarification of pyrolysis oils

#30
20190091603
2019-03-28

Methods and apparatus for clarification of pyrolysis oils

#31
20190040325
2019-02-07

Process for separation of aromatic hydrocarbons from a mixed hydrocarbon stream

#32
20180362863
2018-12-20

Process scheme for the production of optimal quality distillate for olefin production

#33
20180339243
2018-11-29

Composition and a process for reducing aromatics from a hydrocarbon feedstock

#34
20180334619
2018-11-22

Supercritical water upgrading process to produce high grade coke

#35
20180273856
2018-09-27

Process for the treatment of refinery purge streams

#36
20180251687
2018-09-06

PROCESS FOR THE DESULFURIZATION OF PETROLEUM OIL

#37
20180208736
2018-07-26

Process for the treatment of a composition comprising thermoplastics

#38
20180187116
2018-07-05

Base stocks and lubricant compositions containing same

#39
20180187096
2018-07-05

Systems and processes for deasphalting oil

#40
20180187092
2018-07-05

BLOCK PROCESSING FOR BASE STOCK PRODUCTION FROM DEASPHALTED OIL

#41
20180187089
2018-07-05

Block processing configurations for base stock production from deasphalted oil

#42
20170369797
2017-12-28

SYSTEMS AND METHODS RELATED TO THE SEPARATION WAX PRODUCTS FROM PRODUCTS

#43
20170362514
2017-12-21

Deasphalting and hydroprocessing of steam cracker tar

#44
20170306240
2017-10-26

Process for producing high quality coke in delayed coker utilizing mixed solvent deasphalting

#45
20170183575
2017-06-29

Fuel components from hydroprocessed deasphalted oils

#46
20170183571
2017-06-29

Fluxed deasphalter rock fuel oil blend component oils

#47
20170166819
2017-06-15

Supercritical water upgrading process to produce high grade coke

#48
20170029719
2017-02-02

PROCESS FOR SELECTIVE CASCADE DEASPHALTING

#49
20160333278
2016-11-17

Removing mercury from crude oil

#50
20160304794
2016-10-20

Process for the conversion of a heavy hydrocarbon feedstock integrating selective cascade deasphalting with recycling of a deasphalted cut

#51
20160304793
2016-10-20

Process for refining a heavy hydrocarbon-containing feedstock implementing a selective cascade deasphalting

#52
20160068768
2016-03-10

Process for controlling operations of a residue process unit

#53
20160039855
2016-02-11

METHOD OF RECOVERING OLEAGINEOUS COMPOUNDS FROM HYDROTHERMALLY TREATED BIOMASS

#54
20150337223
2015-11-26

Process for refining a heavy hydrocarbon feed using a selective deasphalting step

#55
20150299580
2015-10-22

Bitumen extraction process

#56
20150218462
2015-08-06

Removing mercury from crude oil

#57
20150210941
2015-07-30

Process for deeply desulfurizing catalytic cracking gasoline

#58
20150210934
2015-07-30

Methods and systems for the removal of heavy hydrocarbons

#59
20150203766
2015-07-23

Hydrocarbon recovery from Fischer-Tropsch off-gas

#60
20150136660
2015-05-21

PROCESS FOR REMOVING A CONTAMINANT FROM COAL TAR

#61
20150068951
2015-03-12

Process for manufacturing of rubber process oils with extremely low carcinogenic polycyclic aromatics compounds

#62
20150021234
2015-01-22

Process for refining a hydrocarbon feedstock of the vacuum residue type using selective deasphalting, a hydrotreatment and a conversion of the vacuum residue for production of gasoline and light olefins

#63
20140332447
2014-11-13

Process and system for treating oil sands produced gases and liquids

#64
20140151268
2014-06-05

FORMULATIONS AND METHODS FOR REMOVING OIL-WET SOLIDS FROM AQUEOUS STREAMS

#65
20140144811
2014-05-29

Treating sulfur containing hydrocarbons recovered from hydrocarbonaceous deposits

#66
20140144621
2014-05-29

Non-aqueous hydrocarbon recovery

#67
20140076553
2014-03-20

UPSTREAM-DOWNSTREAM INTEGRATED PROCESS FOR THE UPGRADING OF A HEAVY CRUDE OIL WITH CAPTURE OF CO2 AND RELATIVE PLANT FOR THE EMBODIMENT THEREOF

#68
20140034446
2014-02-06

Heavy hydrocarbon removal systems and methods

#69
20140030185
2014-01-30

Process for separation and purification of sodium sulfide

#70
20140014557
2014-01-16

PROCESS FOR DESULPHURIZATION OF PETROLEUM OIL

#71
20140004611
2014-01-02

Method for determining the content of hydrogen sulfide in crude and residual oils

#72
20130334105
2013-12-19

Method for extracting bitumen from an oil sand stream

#73
20130313159
2013-11-28

PROCESS FOR IMPROVING AROMATICITY OF HEAVY AROMATIC HYDROCARBONS

#74
20130233671
2013-09-12

Extraction of hydrocarbons from hydrocarbon-containing materials

#75
20130213857
2013-08-22

Solvent extraction process for removal of naphthenic acids and calcium from low asphaltic crude oil

#76
20130206642
2013-08-15

Integrated process for upgrading heavy oil

#77
20130109893
2013-05-02

Fuel compositions containing an isomerized component of a single carbon number and methods of preparing the fuel compositions

#78
20130026074
2013-01-31

Process for stabilization of heavy hydrocarbons

#79
20120279902
2012-11-08

CARBONACEOUS MATERIAL UPGRADING USING SUPERCRITICAL FLUIDS

#80
20120186939
2012-07-26

Process and system improvement for improving and recuperating waste, heavy and extra heavy hydrocarbons

#81
20120067785
2012-03-22

Process, method, and system for removing heavy metals from fluids

#82
20120000829
2012-01-05

PROCESS FOR THE PREPARATION OF GROUP II AND GROUP III LUBE BASE OILS

#83
20110306816
2011-12-15

Heavy hydrocarbon removal systems and methods

#84
20110284428
2011-11-24

Recovery of Hydrocarbon From Aqueous Streams

#85
20110284424
2011-11-24

Process for producing caking additive for coke production and process for producing coke

#86
20110198264
2011-08-18

Process oil, process for production of deasphalted oil, process for production of extract, and process for production of process oil

#87
20110000825
2011-01-06

Carbonaceous material upgrading using supercritical fluids

#88
20100173806
2010-07-08

Extraction of hydrocarbons from hydrocarbon-containing materials

#89
20100032342
2010-02-11

Oil re-refining system and method

#90
20090242463
2009-10-01

Process and system improvement for improving and recuperating waste, heavy and extra heavy hydrocarbons

#91
20090170688
2009-07-02

Process for ionic liquid catalyst regeneration

#92
20090166266
2009-07-02

Integrated solvent deasphalting and dewatering

#93
20090166254
2009-07-02

Heavy oil upgrader

#94
20090166250
2009-07-02

System for upgrading of heavy hydrocarbons

#95
20090078612
2009-03-26

Extraction of hydrocarbons from hydrocarbon-containing materials

#96
20090020453
2009-01-22

Process oil, process for production of deasphalted oil, process for production of extract, and process for production of process oil

#97
20080230487
2008-09-25

Chemical process

#98
20080135450
2008-06-12

Integrated unsupported slurry catalyst preconditioning process

#99
20080078692
2008-04-03

Absorption recovery processing of FCC-produced light olefins

#100
20070108102
2007-05-17

Method for treating a hydrocarbon feedstock including resin removal

#101
20070108100
2007-05-17

Hydrogen donor solvent production and use in resid hydrocracking processes