ClassID:

90653

C07C5/2556 - CPC Classification

Classification description:

Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation; Rearrangement of carbon-to-carbon unsaturated bonds; Migration of carbon-to-carbon double bonds; Catalytic processes with metals

Recent Application in this class:
#1
20250197321
2025-06-19

METHOD FOR OBTAINING LONG-CHAIN LINEAR ALKENES

#2
20240286978
2024-08-29

METHOD FOR PURIFYING ISOBUTENE FROM A C4 STREAM AND PROCESS SYSTEM THEREFOR

#3
20230202948
2023-06-29

Method for purifying isobutene from a C4 stream and process system therefor

#4
20210355051
2021-11-18

Process for maximizing 1-butene production from n-butane dehydrogenation

#5
20210300841
2021-09-30

Method for purifying isobutene from a C4 stream and process system therefor

#6
20210130258
2021-05-06

Process for preparing hydrocarbon mixture exhibiting unique branching structure

#7
20200095177
2020-03-26

Process for preparing hydrocarbon mixture exhibiting unique branching structure

#8
20190152878
2019-05-23

Method of separating normal butene using isomerization and process system for separating normal butene

#9
20180200698
2018-07-19

CATALYST AND METHODS FOR THE ISOMERISATION OF OLEFINS FROM OLEFIN-CONTAINING HYDROCARBON MIXTURES HAVING 4-20 C-ATOMS

#10
20180057423
2018-03-01

DIENE PRODUCTION METHOD

#11
20180050970
2018-02-22

Diene production method

#12
20170267795
2017-09-21

Polybutene preparation method

#13
20170166497
2017-06-15

Method of separating normal butene using isomerization and process system for separating normal butene

#14
20150197465
2015-07-16

Bimetallic catalyst and use in xylene production

#15
20150141605
2015-05-21

PRODUCTION OF POLYPROPYLENE FROM RENEWABLE RESOURCES

#16
20120271090
2012-10-25

Isomerization of linear alpha-olefins

#17
20090326287
2009-12-31

METHOD FOR PRODUCING O-XYLENE

#18
20090280041
2009-11-12

Apparatus for the double bond hydroisomerization of butenes

#19
20070265483
2007-11-15

PROCESS FOR SELECTIVELY HYDROGENATING BUTADIENE IN AN C4 OLEFIN STREAM CONTAINING A CATALYST POISON WITH THE SIMULTANEOUS ISOMERIZATION OF 1-BUTENE TO 2-BUTENE

#20
20060235255
2006-10-19

Double bond hydroisomerization process

#21
20060235253
2006-10-19

Process for the double bond hydroisomerization of butenes

#22
20060235252
2006-10-19

Double bond hydroisomerization of butenes

#23
20060100474
2006-05-11

Method of making mixtures of internal olefins