ClassID:

90615

C07C4/18 - CPC Classification

Classification description:

Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond Catalytic processes

Recent Application in this class:
#1
20250144605
2025-05-08

CATALYST FOR PRODUCING C8 AROMATIC HYDROCARBON HAVING REDUCED ETHYLBENZENE CONTENT AND PREPARATION METHOD THEREOF

#2
20240262766
2024-08-08

Methods for producing xylenes with limited ethylbenzene production

#3
20240217900
2024-07-04

Systems and methods for reforming a heavy aromatic stream

#4
20230279194
2023-09-07

PROCESS FOR CATALYTIC UPCYCLING OF HYDROCARBON POLYMERS TO ALKYLAROMATIC COMPOUNDS

#5
20230249166
2023-08-10

Catalyst for Producing C8 Aromatic Hydrocarbon Having Reduced Ethylbenzene Content and Preparation Method Therefor

#6
20230212094
2023-07-06

PROCESSES FOR CONVERTING C8 AROMATIC HYDROCARBONS

#7
20230122414
2023-04-20

Systems and methods for reforming a heavy aromatic stream

#8
20230021410
2023-01-26

Alkyl-Demethylation Processes and Catalyst Compositions Therefor

#9
20220410132
2022-12-29

CATALYST AND ITS USE IN ETHYLBENZENE DEALKYLATION

#10
20220410131
2022-12-29

ALKYLAROMATIC CONVERSION CATALYST SYSTEM

#11
20220219153
2022-07-14

Catalyst for converting alkylaromatic hydrocarbon and preparation method thereof

#12
20220176357
2022-06-09

Modified ultra-stable Y (USY) zeolite catalyst for dealkylation of aromatics

#13
20210387928
2021-12-16

Isomerization Processes for Converting Aromatic Hydrocarbons Comprising Alkyl-Demethylation

#14
20210340080
2021-11-04

Methods of heavy reformate conversion into aromatic compounds

#15
20210230083
2021-07-29

Dealkylation and Transalkylation of Heavy Aromatic Hydrocarbons

#16
20210198165
2021-07-01

Heavy aromatics conversion processes and catalyst compositions used therein

#17
20210178372
2021-06-17

Catalyst for converting alkylaromatic hydrocarbon and preparation method thereof

#18
20210129122
2021-05-06

Catalyst for producing C8 aromatic hydrocarbon having reduced ethylbenzene content and preparation method therefor

#19
20210032182
2021-02-04

Xylene production processes and systems

#20
20210017103
2021-01-21

Transalkylation processes for converting aromatic hydrocarbons comprising alkyl-demethylation

#21
20210017102
2021-01-21

Processes for converting aromatic hydrocarbons via alkyl-demethylation

#22
20210002140
2021-01-07

MWW type zeolite, method for producing same, and cracking catalyst

#23
20200262768
2020-08-20

Integrated process for maximizing production of para-xylene from full reformate

#24
20200188892
2020-06-18

Molecular sieve SCM-14, a preparation process and use thereof

#25
20200188891
2020-06-18

Molecular sieve SCM-15, synthesis method therefor and use thereof

#26
20200115297
2020-04-16

Integrated process for maximizing production of para-xylene from full reformate

#27
20200031740
2020-01-30

Heavy Aromatics Conversion Processes and Catalyst Compositions Used Therein

#28
20200031737
2020-01-30

Heavy aromatics conversion processes and catalyst compositions used therein

#29
20190314796
2019-10-17

Catalyst system and process for conversion of a hydrocarbon feed utilizing the catalyst system

#30
20190284115
2019-09-19

Catalyst for converting heavy reformate to produce BTX compounds

#31
20190284114
2019-09-19

Methods of heavy reformate conversion into aromatic compounds

#32
20190284113
2019-09-19

METHODS OF HEAVY REFORMATE CONVERSION INTO AROMATIC COMPOUNDS

#33
20190284111
2019-09-19

Hydrocracking catalyst for preparing light aromatic hydrocarbon, method for preparing same and method for preparing light aromatic hydrocarbon by using same

#34
20190284110
2019-09-19

METHODS OF HEAVY REFORMATE CONVERSION INTO AROMATIC COMPOUNDS

#35
20190284057
2019-09-19

Methods of producing composite zeolite catalysts for heavy reformate conversion into xylenes

#36
20190284056
2019-09-19

Methods of producing composite zeolite catalysts for heavy reformate conversion into xylenes

#37
20190232262
2019-08-01

Alkylaromatic conversion catalyst

#38
20190232261
2019-08-01

Preparation of a ZSM-5-based catalyst; use in ethylbenzene dealkylation process

#39
20190168194
2019-06-06

Catalyst compositions comprising small size molecular sieves crystals deposited on a porous material

#40
20190135716
2019-05-09

Treating C8-C10 aromatic feed streams to prepare and recover trimethylated benzenes

#41
20190002367
2019-01-03

Systems and Methods for Producing Naphthalenes and Methylnaphthalenes

#42
20180369795
2018-12-27

Catalyst composition, its preparation and process using such composition

#43
20180273859
2018-09-27

Olefin and BTX production using aliphatic cracking reactor

#44
20180265429
2018-09-20

Processes and apparatuses for toluene methylation in an aromatics complex

#45
20180243731
2018-08-30

ALKYLAROMATIC CONVERSION CATALYST

#46
20180237989
2018-08-23

Process for the preparation of aromatic compounds

#47
20180230073
2018-08-16

Process for producing BTX from a C5—C12 hydrocarbon mixture

#48
20180186710
2018-07-05

Integrated process for the production of benzene and xylenes from heavy aromatics

#49
20180179453
2018-06-28

Aliphatic cracking and dealkylation with hydrogen diluent

#50
20180155257
2018-06-07

TREATING C8-C10 AROMATIC FEED STREAMS TO PREPARE AND RECOVER TRANSMETHYLATED BENZENES

#51
20180099266
2018-04-12

Process for the preparation of a catalyst support

#52
20180029025
2018-02-01

Catalyst system and use in heavy aromatics conversion processes

#53
20180022669
2018-01-25

Process for xylenes isomerization

#54
20170320794
2017-11-09

PROCESS FOR PRODUCING BENZENE AND LPG2

#55
20170182483
2017-06-29

Process for the preparation of a catalyst support

#56
20170166498
2017-06-15

Process for xylenes isomerization

#57
20170121239
2017-05-04

Process for producing benzene from C5-C12 hydrocarbon mixture

#58
20160256858
2016-09-08

ZSM-5, its preparation and use in ethylbenzene dealkylation

#59
20160221897
2016-08-04

Transalkylation of Heavy Aromatic Hydrocarbon Feedstocks

#60
20160221896
2016-08-04

Catalyst system and use in heavy aromatics conversion processes

#61
20160221895
2016-08-04

Catalyst compositions and use in heavy aromatics conversion processes

#62
20160220987
2016-08-04

Catalyst compositions and use in heavy aromatics conversion processes

#63
20160199824
2016-07-14

Pentasil-type zeolite, and method for manufacturing same

#64
20160136625
2016-05-19

Catalyst compositions comprising small size molecular sieves crystals deposited on a porous material

#65
20160122256
2016-05-05

Method for producing an aromatic hydrocarbon with an oxygenate as raw material

#66
20160075618
2016-03-17

Transalkylation system

#67
20160046544
2016-02-18

Aromatics production process

#68
20150353447
2015-12-10

Transalkylation of Heavy Aromatic Hydrocarbon Feedstocks

#69
20150251973
2015-09-10

Purge Streams in Paraxylene Production

#70
20150251971
2015-09-10

Process for selectively dealkylating aromatic compounds

#71
20150217281
2015-08-06

Catalyst composition, its preparation and use

#72
20150203419
2015-07-23

Process for producing cyclohexylbenzene

#73
20150175504
2015-06-25

Combined heavy reformate dealkylation-transalkylation process for maximizing xylenes production

#74
20150141724
2015-05-21

Process for selectively dealkylating aromatic compounds

#75
20140371499
2014-12-18

Dealkylation process

#76
20140350316
2014-11-27

Production of Paraxylene

#77
20140350315
2014-11-27

Method for conversion of aromatic hydrocarbons

#78
20140316174
2014-10-23

Treating C8-C10 aromatic feed streams to prepare and recover trimethylated benzenes

#79
20140275468
2014-09-18

Catalysts and processes for the production of aromatic compounds from lignin

#80
20140163274
2014-06-12

Aromatic transformation using UZM-44 aluminosilicate zeolite

#81
20140155667
2014-06-05

Process for the production of purified xylene isomers

#82
20130281757
2013-10-24

ZSM-5, its preparation and use in ethylbenzene dealkylation

#83
20130281750
2013-10-24

Combined heavy reformate dealkylation-transalkylation process for maximizing xylenes production

#84
20130197290
2013-08-01

Process for the preparation of a catalyst support

#85
20130197286
2013-08-01

Production of paraxylene

#86
20130172639
2013-07-04

Method for producing aromatic hydrocarbons

#87
20130029832
2013-01-31

Stabilized aggregates of small crystallites of zeolite Y

#88
20120310024
2012-12-06

Dealkylation process

#89
20120289677
2012-11-15

PROCESS FOR ALKYLATING BENZENE

#90
20120067776
2012-03-22

Process for the recovery of pure aromatics from hydrocarbon fractions containing aromatics

#91
20120029256
2012-02-02

PROCESS FOR THE CONVERSION OF LOWER ALKANES TO AROMATIC HYDROCARBONS

#92
20110275868
2011-11-10

PROCESS FOR PREPARING AT LEAST ONE LOW MOLECULAR WEIGHT AROMATIC MATERIAL OF VALUE FROM A LIGNIN-COMPRISING STARTING MATERIAL

#93
20110039102
2011-02-17

Amorphous silicon-containing material with hierarchical porosity

#94
20110021854
2011-01-27

Method of converting ethylbenzene and process for producing -xylene

#95
20100249479
2010-09-30

Catalyst composition, its preparation and use

#96
20100228066
2010-09-09

Integrated process for the production of P-xylene

#97
20100217057
2010-08-26

ZSM-5, its preparation and use in ethylbenzene dealkylation

#98
20100179360
2010-07-15

METHOD FOR CONVERSION OF ETHYLBENZENE AND PROCESS FOR PRODUCTION OF PARA-XYLENE

#99
20100130801
2010-05-27

Catalytic conversion of alkylaromatic compounds

#100
20100087686
2010-04-08

Integrated process to coproduce aromatic hydrocarbons and ethylene and propylene

#101
20100081565
2010-04-01

Aluminum Phosphate Binder for Extruded Catalyst

#102
20070203377
2007-08-30

Process for the catalytic hydrodealkylation of alkylaromatic hydrocarbons

#103
20050202955
2005-09-15

Process for producing catalysts with reduced hydrogenation activity and use thereof

#104
20050010074
2005-01-13

Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst

#105
18183294
2024-08-20

Integrated processes and systems for producing para-xylenes

#106
16818085
2021-01-19

Paraffin utilization of linear alkyl benzene production