ClassID:

90861

C07C15/08 - page 2 - CPC Classification

Classification description:

Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts; Monocyclic hydrocarbons; CH hydrocarbons Xylenes

Recent Application in this class:
#301
20100121122
2010-05-13

Hydrocarbon conversion using molecular sieve SSZ-75

#302
20100105971
2010-04-29

Separation method of aromatic compounds comprising simulated moving bed xylene mixture pre—treatment process and additional xylene isomerization process

#303
20100094068
2010-04-15

Heavy aromatics processing catalyst and process of using the same

#304
20100093520
2010-04-15

Heavy aromatics processing catalyst and process of using the same

#305
20100092351
2010-04-15

Molecular Sieve and Catalyst Incorporating the Sieve

#306
20100087686
2010-04-08

Integrated process to coproduce aromatic hydrocarbons and ethylene and propylene

#307
20100076243
2010-03-25

Binderless adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene

#308
20100069694
2010-03-18

Xylene isomerization process and apparatus

#309
20100056837
2010-03-04

Alkyl aromatic isomerization process using a catalyst comprising a UZM-8HS composition

#310
20100048973
2010-02-25

Process and device for separation in a simulated moving bed with a bypass fluid flow rate that is not regulated automatically

#311
20100048382
2010-02-25

Toluene selective disproportionation catalyst

#312
20100048381
2010-02-25

Catalyst for xylene isomerization and process for preparing the same

#313
20100041936
2010-02-18

Melt-crystallization separation and purification process

#314
20100041935
2010-02-18

USE OF A CATALYST BASED ON ITQ-6 ZEOLITE TO ISOMERIZE AN AROMATIC C8 CUT

#315
20100041933
2010-02-18

Catalyst and Process for Hydrocarbon Conversions

#316
20100040517
2010-02-18

Process of manufacturing para-xylene

#317
20100036173
2010-02-11

PRODUCTION OF BUTENES AND DERIVATIVES THEREFROM FROM AQUEOUS ETHANOL

#318
20100029994
2010-02-04

PRODUCTION OF BUTENES AND DERIVATIVES THEREFROM FROM DRY ETHANOL

#319
20100029467
2010-02-04

Multiple zeolite catalyst

#320
20100022813
2010-01-28

Process for Reducing Ethylbenzene Content from an Aromatic Stream

#321
20100004493
2010-01-07

Integrated Process

#322
20090326311
2009-12-31

Adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene

#323
20090326310
2009-12-31

Adsorbent and process for the separation of meta-xylene from aromatic hydrocarbons

#324
20090326309
2009-12-31

Binderless adsorbents and their use in the adsorptive separation of para-xylene

#325
20090326308
2009-12-31

BINDERLESS ADSORBENTS COMPRISING NANO-SIZE ZEOLITE X AND THEIR USE IN THE ADSORPTIVE SEPARATION OF PARA-XYLENE

#326
20090326306
2009-12-31

Process for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons

#327
20090326287
2009-12-31

METHOD FOR PRODUCING O-XYLENE

#328
20090325785
2009-12-31

Selective catalyst for aromatics conversion

#329
20090324457
2009-12-31

Apparatus for separating para-xylene from a mixture of C8 and C9 aromatic hydrocarbons

#330
20090299115
2009-12-03

Dual zeolite catalyst comprising a group VIII metal and a group IIIA metal, and its use in isomerization of aromatic C8 compounds

#331
20090253949
2009-10-08

Pretreatment of a phosphorus-modified zeolite catalyst for an aromatic alkylation process

#332
20090247806
2009-10-01

Simulated countercurrent adsorptive separation process

#333
20090234170
2009-09-17

Method for separating aromatic compounds using simulated moving bed operation

#334
20090182182
2009-07-16

Process for isomerizing a non-equilibrium alkylaromatic feed mixture and an aromatic production facility

#335
20090171135
2009-07-02

Process for C8 alkylaromatic isomerization

#336
20090163753
2009-06-25

Hydrocarbon conversion process using EMM-10 family molecular sieve

#337
20090163752
2009-06-25

Methods of isomerizing xylenes with a catalyst reduced in the presence of hydrogen and a base

#338
20090155142
2009-06-18

MOLECULAR SIEVE AND CATALYST INCORPORATING THE SIEVE

#339
20090149686
2009-06-11

Process for separation of C8 aromatic compounds with limited recycling

#340
20090143218
2009-06-04

REGENERATION PROCESS FOR A C8 ALKYLAROMATIC ISOMERIZATION CATALYST

#341
20090112040
2009-04-30

Method for adiabatic cooling type crystallization of organic compound and apparatus therefor

#342
20090112034
2009-04-30

Heavy aromatics processing catalyst and process of using the same

#343
20090105515
2009-04-23

Simulated moving bed adsorptive separation process for handling multiple feedstocks

#344
20090093662
2009-04-09

AROMATIC ISOMERIZATION CATALYST

#345
20090093661
2009-04-09

Catalyst comprising an EUO zeolite, a 10 MR zeolite and a 12 MR zeolite, and its use in isomerizing aromatic C8 compounds

#346
20090093660
2009-04-09

Aromatic isomerization catalyst and isomerization process

#347
20090076286
2009-03-19

Process for operating a continuous removal of a target product X in the form of fine crystals

#348
20090069612
2009-03-12

Method for combined production of paraxylene and benzene with improved productivity

#349
20090062585
2009-03-05

Preparation of a porous composite material based on EU-1 zeolite and its implementation in the isomerization of Caromatics

#350
20090036726
2009-02-05

Process and device for improved separation of metaxylene in a simulated moving bed

#351
20090036724
2009-02-05

Xylene production processes with integrated feedstock treatment

#352
20090036723
2009-02-05

Method of preparing a xylene product

#353
20090018380
2009-01-15

Process and device for improved separation of paraxylene in a simulated moving bed

#354
20090018347
2009-01-15

Process for purifying removal of acrylic acid, methacrylic acid N-vinylpyrrolidone or P-xylene crystals from their suspension in mother liquor

#355
20090012338
2009-01-08

Process for aromatic alkylation

#356
20090000988
2009-01-01

Process of manufacturing para-xylene

#357
20080319243
2008-12-25

Toluene disproportionation catalyst

#358
20080312482
2008-12-18

Process for para-xylene production from 2,4,4-trimethylpentene

#359
20080306318
2008-12-11

Process for producing para-xylene

#360
20080306317
2008-12-11

Aromatic alkylation with phosphorus-modified zeolite catalyst

#361
20080305945
2008-12-11

Method of making a phosphorus-modified zeolite catalyst

#362
20080287719
2008-11-20

Process for para-xylene production from light aliphatics

#363
20080281138
2008-11-13

Modified EU-1 zeolite and its use in the isomerization of aromatic C8 compounds

#364
20080275281
2008-11-06

Process for isomerizing an aromatic C8 cut in the presence of a catalyst based on a dealuminated EUO zeolite

#365
20080275280
2008-11-06

Method of preparing an alkyl aromatic product with phosphorus-treated zeolite catalyst

#366
20080269535
2008-10-30

Process for producing high purity meta-xylene, comprising simulated moving bed adsorption and crystallization

#367
20080262282
2008-10-23

Method for producing paraxylene comprising an adsortion step and two isomerization steps

#368
20080262280
2008-10-23

Integrated process for producing xylenes and high purity benzene

#369
20080262278
2008-10-23

Integrated process for producing xylenes and high purity benzene

#370
20080260604
2008-10-23

Integrated process for producing xylenes and high purity benzene

#371
20080249345
2008-10-09

Process and apparatus for para-xylene production

#372
20080244972
2008-10-09

Method for Converting Hyrogenous Gaseous Flows Arising From Chemical Reactor Units Using Hydrogen

#373
20080221376
2008-09-11

Process for isomerizing aromatic C8 compounds in the presence of a catalyst comprising a modified EUO zeolite

#374
20080221375
2008-09-11

Catalyst treatment useful for aromatics conversion process

#375
20080217232
2008-09-11

Process and device for simulated moving bed separation with a reduced number of large diameter valves and a reduced line volume

#376
20080183023
2008-07-31

Two-stage aromatics isomerization process

#377
20080176736
2008-07-24

Phosphorus-containing zeolite catalyst

#378
20080161626
2008-07-03

Low temperature process for recovering and producing para-xylene and heat exchange network therefore

#379
20080161622
2008-07-03

Multi-zone process for the production of xylene compounds

#380
20080161620
2008-07-03

Aromatics co-production in a methanol-to-propylene unit

#381
20080149565
2008-06-26

Simulated moving bed adsorptive separation process using a plurality of adsorption chambers in parallel and crystallizer and device used therein

#382
20080146859
2008-06-19

Selective Aromatics Isomerization Process

#383
20080121586
2008-05-29

Process and device for simulated moving bed separation with a reduced number of large diameter valves

#384
20080076952
2008-03-27

Mixed matrix adsorbent for para-xylene separation

#385
20080071126
2008-03-20

Process for producing para-xylene

#386
20080067053
2008-03-20

Processes for producing xylenes using isomerization and transalkylation reactions and apparatus therefor

#387
20080064910
2008-03-13

Xylene production processes employing rhenium-containing catalysts

#388
20080064588
2008-03-13

Rhenium-containing transalkylation catalysts and processes for making the same

#389
20080041788
2008-02-21

Process and device for simulated moving bed separation with a reduced number of valves

#390
20080041765
2008-02-21

Xylene Isomerization Process and Apparatus

#391
20080033067
2008-02-07

Para-xylene production process employing in-situ catalyst selectivation

#392
20080026931
2008-01-31

Synergistic rhenium and germanium-containing catalysts potentiated with tin and alkylaromatic transalkylation processes using such catalysts

#393
20080026930
2008-01-31

Palladium and germanium-containing catalysts and alkylaromatic transalkylation processes using such catalysts

#394
20080021253
2008-01-24

Method and Catalyst for the Transalkylation/Dealkylation of Organic Compounds

#395
20080009406
2008-01-10

Method of hydrothermal treatment of phosphorus-modified zeolite catalyts

#396
20070299289
2007-12-27

Energy-efficient process for para-xylene production

#397
20070284284
2007-12-13

Hydrocarbon conversion using molecular sieve SSZ-75

#398
20070282145
2007-12-06

Use of isotopic analysis for determination of aromatic hydrocarbons produced from methane

#399
20070270624
2007-11-22

Ethylbenzene conversion and xylene isomerization processes and catalysts therefor

#400
20070259780
2007-11-08

Ethylbenzene conversion and xylene isomerization processes and catalysts therefor

#401
20070249882
2007-10-25

Process for producing para-xylene

#402
20070249881
2007-10-25

Ethylbenzene conversion and xylene isomerization processes and catalysts therefor

#403
20070203376
2007-08-30

Processes for producing xylenes using isomerization and transalkylation reactions and apparatus therefor

#404
20070185356
2007-08-09

Catalyst treatment useful for aromatics conversion process

#405
20070167660
2007-07-19

Catalyst comprising a zeolite with structure type NES and a zeolite with structure type EUO, and use in isomerizing C8 aromatic compounds

#406
20070149841
2007-06-28

Simulated moving bed adsorptive separation process comprising preparation of feed by using single adsorption chamber and device used therein

#407
20070142688
2007-06-21

Shaped catalysts for transalkylation of aromatics for enhanced xylenes production

#408
20070119783
2007-05-31

Method of optimizing the operation of a simulated countercurrent xylenes separation unit

#409
20070093683
2007-04-26

Manufacture of xylenes using reformate

#410
20070060779
2007-03-15

PROCESS FOR THE ISOMERIZATION OF XYLENES AND CATALYST THEREFOR

#411
20070060778
2007-03-15

Process for isomerizing non-equilibrium xylene-containing feed streams

#412
20070060470
2007-03-15

PROCESS FOR THE ISOMERIZATION OF XYLENES AND CATALYST THEREFOR

#413
20070060469
2007-03-15

PROCESS FOR THE ISOMERIZATION OF XYLENES AND CATALYST THEREFOR

#414
20070049780
2007-03-01

Methods of making xylene isomers

#415
20070043253
2007-02-22

Process for separating meta-xylene from a feed of aromatic hydrocarbons by liquid phase adsorption using tetraline as a desorbant

#416
20070038012
2007-02-15

Process for separating meta-xylene from a feed of aromatic hydrocarbons by liquid phase adsorption

#417
20070032690
2007-02-08

Zeolite catalyst and method of preparing and use of zeolite catalyst

#418
20070004948
2007-01-04

Selective aromatics isomerization process

#419
20070004947
2007-01-04

Two-stage aromatics isomerization process

#420
20060287563
2006-12-21

Process for making xylene isomer using a deheptanizer with a side draw recycle

#421
20060270881
2006-11-30

Multi-component molecular sieve catalyst compositions and their use in aromatics reactions

#422
20060264685
2006-11-23

Process for producing paraxylene by methylating toluene with methanol at a low contacting time

#423
20060252972
2006-11-09

Adsorption process with on-line adsorbent removal

#424
20060252633
2006-11-09

Hydrothermal treatment of phosphorus-modified zeolite catalysts

#425
20060247480
2006-11-02

Hydrocarbon conversion processes using a catalyst comprising a UZM-8HS composition

#426
20060201884
2006-09-14

High flux, microporous, sieving membranes and separators containing such membranes and processes using such membranes

#427
20060199989
2006-09-07

Product recovery from simulated-moving-bed adsorption

#428
20060189477
2006-08-24

Fluoride-modified zeolite catalyst

#429
20060155155
2006-07-13

Method of aromatic alkylation

#430
20060149106
2006-07-06

Toluene disproportionation process utilizing mild sulfiding during startup

#431
20060149105
2006-07-06

Low space-velocity transalkylation process for ethylbenzene

#432
20060149104
2006-07-06

Manufacture of xylenes from reformate

#433
20060128556
2006-06-15

Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst

#434
20060122052
2006-06-08

Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst

#435
20060100471
2006-05-11

Process for transalkylation of alkyl-aromatic hydrocarbons used in two reaction zones

#436
20060046924
2006-03-02

Process for regeneration of a catalyst that contains an EUO-structural-type zeolite

#437
20060029542
2006-02-09

Process for producing synthetic zeolites with MFI structure

#438
20060011514
2006-01-19

Coated zeolite catalysts and use for hydrocarbon conversion

#439
20060006113
2006-01-12

Method of optimizing the operation of a xylene separation unit using simulated countercurrent

#440
20050277796
2005-12-15

Process for C8 alkylaromatic isomerization

#441
20050277795
2005-12-15

Preparation of alkyl-aromatic products

#442
20050269268
2005-12-08

Simulated moving bed separation process and device

#443
20050266979
2005-12-01

Catalyst treatment useful for aromatics conversion process

#444
20050240070
2005-10-27

Zeolite catalyst and method

#445
20050239635
2005-10-27

Method of modifying zeolite catalyst

#446
20050228206
2005-10-13

Process for recovering paraxylene utilizing ammonia absorption refrigeration

#447
20050228204
2005-10-13

Process for the preparation of xylene

#448
20050228203
2005-10-13

Process for the preparation of xylene

#449
20050215839
2005-09-29

Aromatics transalkylation to ethylbenzene and xylenes

#450
20050215838
2005-09-29

Catalytic conversion of polycyclic aromatics into xylenes

#451
20050209494
2005-09-22

Method of preparing an alkyl aromatic product

#452
20050209492
2005-09-22

Toluene methylation process with increased methanol selectivity

#453
20050202955
2005-09-15

Process for producing catalysts with reduced hydrogenation activity and use thereof

#454
20050197518
2005-09-08

Method of converting C9 aromatics-comprising mixtures to xylene isomers

#455
20050197245
2005-09-08

Selective zeolite catalyst modification

#456
20050171395
2005-08-04

Xylene process using perm-selective separations

#457
20050167338
2005-08-04

Para-xylene process using perm-selective separations

#458
20050165265
2005-07-28

Process for producing para-xylene

#459
20050154242
2005-07-14

Aromatic alkylation catalyst and method

#460
20050153829
2005-07-14

Catalysts for C8 alkylaromatic isomerization process

#461
20050143615
2005-06-30

Process and bimetallic catalyst for C8 alkylaromatic isomerization

#462
20050143614
2005-06-30

Process and catalyst for C8 alkylaromatic isomerization

#463
20050143613
2005-06-30

Process for aromatic alkylation

#464
20050131261
2005-06-16

Process and catalysts for C8 alkylaromatic isomerization

#465
20050113619
2005-05-26

Process for the catalytic isomerisation of aromatic compounds

#466
20050113618
2005-05-26

Catalyst that comprises at least one bog-structured zeolite and its use in transalkylation of alkyl-aromatic hydrocarbons

#467
20050075524
2005-04-07

Manufacture of xylenes by reactive distillation of reformate

#468
20050074376
2005-04-07

Process and apparatus for ethylbenzene production and transalkylation to xylene

#469
20050070749
2005-03-31

Toluene methylation process

#470
20050065017
2005-03-24

Heavy aromatics conversion catalyst composition and processes therefor and therewith

#471
20050059847
2005-03-17

Process for xylene isomerization and ethylbenzene conversion

#472
20050045029
2005-03-03

Selective separation of fluid compounds utilizing a membrane separation process

#473
20050038308
2005-02-17

Process for co-producing para-xylene and styrene

#474
20050036295
2005-02-17

Selectivation of molecular sieve catalysts and use therof in hydrocarbon conversion

#475
20050027151
2005-02-03

Toluene methylation process

#476
20050026771
2005-02-03

Shaped catalysts for transalkylation of aromatics for enhanced xylenes production

#477
20050020435
2005-01-27

High temperature calcination of selectivated molecular sieve catalysts for activity and diffusional modification

#478
20050010074
2005-01-13

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

#479
20050000859
2005-01-06

Process for the production of reformate having reduced ethylbenzene content

#480
16265911
2020-07-07

Process for producing para-xylene using two feed raffinate column

#481
15721888
2018-11-13

Process for a dual extract flush

#482
15606600
2018-07-31

Process for maximizing xylenes production from heavy aromatics for use therein

#483
13793047
2014-01-07

UZM-44 aluminosilicate zeolite