ClassID:

90647

C07C5/2512 - 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 metal oxides

Recent Application in this class:
#1
20260078072
2026-03-19

METHOD FOR ISOMERIZING OLEFINS

#2
20250136532
2025-05-01

INTERNAL OLEFIN PRODUCTION METHOD

#3
20250100954
2025-03-27

SYSTEMS AND METHODS FOR CARRYING OUT A METATHESIS REACTION

#4
20240253025
2024-08-01

METHOD FOR PRODUCING INTERNAL OLEFIN, METHOD FOR PRODUCING INTERNAL OLEFIN SULFONATE, AND LOW-TEMPERATURE STABILIZATION METHOD

#5
20220380276
2022-12-01

Process for heterogeneous isomerization of alpha-olefins

#6
20220213008
2022-07-07

Acid modified red mud as a catalyst for olefin isomerization

#7
20220144728
2022-05-12

Process for producing high purity 1-butene

#8
20210387929
2021-12-16

Red mud as a catalyst for the isomerization of olefins

#9
20210260571
2021-08-26

Methods for reacting chemical streams with catalysts comprising silica, alumina, and tungsten

#10
20210245138
2021-08-12

Olefin isomerization catalysts

#11
20200325085
2020-10-15

Linear Alpha Olefin Isomerization Using an Ebullated Bed Reactor

#12
20200238270
2020-07-30

Methods for reacting chemical streams with catalysts comprising silica, alumina, and tungsten

#13
20200131099
2020-04-30

Multiple-stage catalyst system for self-metathesis with controlled isomerization and cracking

#14
20180273443
2018-09-27

Olefin double bond isomerization catalyst with high poison resistance

#15
20180208526
2018-07-26

Multiple-stage catalyst systems and processes for propene production

#16
20180057424
2018-03-01

Olefin conversion process

#17
20170217856
2017-08-03

Catalysts and methods for producing propylene from ethylene and butene

#18
20170136445
2017-05-18

Synthesis of catalytic materials for metathesis and isomerization reactions and other catalytic applications via well controlled aerosol processing

#19
20170129831
2017-05-11

Propylene production processes and catalyst systems for use therein

#20
20160347687
2016-12-01

Process for obtaining olefins by metathesis

#21
20160318829
2016-11-03

PREPARATION OF BUTADIENE BY OXIDATIVE DEHYDROGENATION OF N-BUTENE AFTER PRECEDING ISOMERIZATION

#22
20160229769
2016-08-11

Process for olefin production by metathesis and reactor system therefor

#23
20160023964
2016-01-28

Olefin conversion process

#24
20150361008
2015-12-17

Production of 1,3-butadiene

#25
20150322365
2015-11-12

Method of upgrading low-value linear alpha-olefins of C18 or more

#26
20150141722
2015-05-21

Olefin conversion process

#27
20150141721
2015-05-21

Olefin conversion process

#28
20150141720
2015-05-21

Olefin double bond isomerization catalyst with high poison resistance

#29
20150141706
2015-05-21

Olefin conversion process

#30
20140121429
2014-05-01

PROPYLENE PRODUCTION PROCESS WITH HEAVIES RECYCLE

#31
20140081061
2014-03-20

Propylene via metathesis with low or no ethylene

#32
20140066681
2014-03-06

Catalyst for metathesis of ethylene and 2-butene and/or double bond isomerization

#33
20140046110
2014-02-13

Isomerization of light alpha-olefins to light internal olefins

#34
20130252804
2013-09-26

Olefin isomerization and metathesis catalyst

#35
20120157294
2012-06-21

Isomerization catalysts

#36
20120095275
2012-04-19

Production of 1-butene and propylene from ethylene

#37
20120016172
2012-01-19

METHOD FOR MANUFACTURING OLEFIN

#38
20110077444
2011-03-31

Metathesis Catalyst for Olefin Production

#39
20110021858
2011-01-27

Catalyst for metathesis of ethylene and 2-butene and/or double bond isomerization

#40
20100286458
2010-11-11

METHOD FOR ISOMERIZING OLEFINS

#41
20100167911
2010-07-01

Catalyst regeneration

#42
20100056839
2010-03-04

Olefin isomerization and metathesis catalyst

#43
20090280041
2009-11-12

Apparatus for the double bond hydroisomerization of butenes

#44
20080164138
2008-07-10

Method for Obtaining a Flow of Hydrocarbons Containing Between 4 and 12 Carbon Atoms Per Molecule, with an Increased Quantity of Linear Alpha-Olefins

#45
20060293549
2006-12-28

Method for the double-bond isomerisation of olefins

#46
20060235254
2006-10-19

Double bond hydroisomerization process

#47
20060235253
2006-10-19

Process for the double bond hydroisomerization of butenes

#48
20060100474
2006-05-11

Method of making mixtures of internal olefins

#49
20050236300
2005-10-27

Process for well fluids base oil via metathesis of alpha-olefins