ClassID:

90941

C07C17/395 - CPC Classification

Classification description:

Preparation of halogenated hydrocarbons; Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound

Recent Application in this class:
#1
20250236574
2025-07-24

CARBON FLUORIDE MODIFICATION METHOD, MODIFIED CARBON FLUORIDE AND LITHIUM/CARBON FLUORIDE BATTERY

#2
20240425436
2024-12-26

HIGH PURITY HFO-E-1,3,3,3-TETRAFLUOROPROPENE (trans-HFO-1234ze) AND METHODS FOR PRODUCING SAME

#3
20230271901
2023-08-31

METHOD FOR PREPARING DEUTERATED AROMATIC COMPOUND AND DEUTERATED REACTION COMPOSITION

#4
20230174442
2023-06-08

High purity HFO-E-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze) and methods for producing same

#5
20220204428
2022-06-30

Process for purifying 1-chloro-3,3,3-trifluoropropene

#6
20220153665
2022-05-19

Method for purifying 1-chloro-3,3,3-trifluoropropene

#7
20220009860
2022-01-13

Method to neutralize and remove HF from a crude stream containing hydrochlorofluoroolefin

#8
20220009859
2022-01-13

Method to purify a crude stream containing hydrochlorofluoroolefin

#9
20210171425
2021-06-10

PROCESS FOR PREPARING A CHLORINATED ALKENE

#10
20210130266
2021-05-06

Chlorinolysis process for producing carbon tetrachloride

#11
20210009490
2021-01-14

Method for recycling catalyst in the production of chlorinated alkanes

#12
20200407296
2020-12-31

Process for the removal of haloalkyne impurities from (hydro)halocarbon compositions

#13
20200317592
2020-10-08

Method of removing 2-chloro-1,3,3,3-tetrafluoropropene and method of producing 1-chloro-2,3,3,3-tetrafluoropropene

#14
20200157028
2020-05-21

Composition containing CFBr and method for producing CFBr

#15
20200055804
2020-02-20

Process for reducing 3,3,3-trifluoropropyne in 2,3,3,3-tetrafluoropropene

#16
20190367434
2019-12-05

Process for the removal of haloalkyne impurities from (hydro)halocarbon compositions

#17
20190292118
2019-09-26

Chlorinolysis process for producing carbon tetrachloride

#18
20190276381
2019-09-12

Method for producing 1-chloro-2,3,3-trifluoropropene

#19
20190210944
2019-07-11

Systems and methods for reducing the formation of impurities during 244bb dehydrochlorination to 1234yf

#20
20190177253
2019-06-13

Butene conversion method and monofluorobutane purification method

#21
20190135717
2019-05-09

Composition comprising chlorinated alkene and a process for producing the composition thereof

#22
20180258016
2018-09-13

Process for the production of chlorinated methanes

#23
20170204027
2017-07-20

Process for preparing a chlorinated alkene

#24
20170174591
2017-06-22

Process for producing 2,3,3,3-tetrafluoropropene

#25
20170174590
2017-06-22

Methods for recovering chlorinated hydrocarbons

#26
20170166500
2017-06-15

Process for producing 2,3,3,3-tetrafluoropropene

#27
20170158586
2017-06-08

Hydrochloric acid purification process

#28
20170137352
2017-05-18

Process for producing 2,3,3,3-tetrafluoropropene

#29
20160251285
2016-09-01

Synthesis of diiodoperfluoro-Cto C-alkanes

#30
20160145177
2016-05-26

Method for purifying 2-fluorobutane

#31
20150376094
2015-12-31

Methods for recovering chlorinated hydrocarbons

#32
20150353453
2015-12-10

Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product

#33
20150353452
2015-12-10

Method for heat recovery in vinyl chloride monomer structures or in the structure composite dichloroethane/vinyl chloride, and device suitable for same

#34
20150291490
2015-10-15

Method for purifying tetrafluoropropene

#35
20150266799
2015-09-24

Methods for recovering chlorinated hydrocarbons

#36
20150183698
2015-07-02

Process for producing 2,3,3,3-tetrafluoropropene

#37
20150183697
2015-07-02

Process for producing 2,3,3,3-tetrafluoropropene

#38
20150018587
2015-01-15

Processes for isolating fluorinated products

#39
20150011805
2015-01-08

Method for producing (E)-1-chloro-3,3,3-trifluoropropene

#40
20150005536
2015-01-01

Process for the manufacture of 2,3,3,3-tetrafluoropropene

#41
20140316169
2014-10-23

Process for producing 2,3,3,3-tetrafluoropropene

#42
20140228601
2014-08-14

Methods for recovering 1,1,1,2,3-pentachloropropane

#43
20130261353
2013-10-03

Integrated process to coproduce trans-1-chloro-3,3,3-trifluoropropene, trans-1,3,3,3-tetrafluoropropene, and 1,1,1,3,3-pentafluoropropane

#44
20130206579
2013-08-15

Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product

#45
20130206578
2013-08-15

Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product

#46
20120065437
2012-03-15

Process for producing 2,3,3,3-tetrafluoropropene

#47
20120059204
2012-03-08

METHOD FOR PURIFYING ORGANIC SOLVENT

#48
20110313216
2011-12-22

PROCESS FOR PRODUCTION OF 2,3-DICHLOROBUTADIENE-1,3

#49
20110112342
2011-05-12

Methods of removing impurities from alkyl bromides during distillation and distillate produced therein

#50
20110112258
2011-05-12

Polymerizable higher diamondoid derivatives

#51
20110005914
2011-01-13

Selective dehydrohalogenation of tertiary halogenated hydrocarbons and removal of tertiary halogenated hydrocarbon impurities from a halogenated hydrocarbon product

#52
20100286456
2010-11-11

Process for recovering pentafluoroethane, and production method of pentafluoroethane involving the process

#53
20100273326
2010-10-28

METHOD FOR PURIFYING UNSATURATED FLUOROCARBON COMPOUND, METHOD FOR FORMING FLUOROCARBON FILM, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE

#54
20100197967
2010-08-05

PROCESS FOR THE PURIFICATION OF ALPHA, OMEGA-DIIODOPERFLUORINATED COMPOUNDS

#55
20100181186
2010-07-22

Process for obtaining a purified hydrofluoroalkane

#56
20100029997
2010-02-04

Process for producing 2,3,3,3-tetrafluoropropene

#57
20090163746
2009-06-25

Process for production of 2,3-dichlorobutadiene-1,3

#58
20090163745
2009-06-25

Process for production of 2,3-dichlorobutadiene-1,3

#59
20090099394
2009-04-16

Process for obtaining a purified hydrofluoroalkane

#60
20090012336
2009-01-08

Selectively reacting olefins having a terminal CF2 group in a mixture

#61
20080234526
2008-09-25

Trityl chloride recovery

#62
20080194451
2008-08-14

1-Bromopropane Having Low Acidity

#63
20080177116
2008-07-24

1-Bromopropane Having Low Acidity

#64
20080045758
2008-02-21

Halocarbon production processes, halocarbon separation processes, and halocarbon separation systems

#65
20080044322
2008-02-21

Halocarbon production systems

#66
20070135617
2007-06-14

Purification method of 1,1-difluoroethane

#67
20070112231
2007-05-17

Process for obtaining a purified hydrofluoroalkane

#68
20070102281
2007-05-10

1,1,1,3,3,3-hexafluoropropane purification with photochlorination equipment

#69
20060252970
2006-11-09

Process for producing hexafluoroethane and use thereof

#70
20060129005
2006-06-15

Method of producing hydrofluorocarbons

#71
20050250968
2005-11-10

Method for producing chlorinated hydrocarbon having chlorinated tertiary carbon

#72
20050245775
2005-11-03

Method for recovering trans-1,2-dichloroethene

#73
20050177012
2005-08-11

Halocarbon production processes, halocarbon separation processes, and halocarbon separation systems

#74
20050177010
2005-08-11

Process for halogenation of benzene and benzene derivatives

#75
20050159634
2005-07-21

Polymerizable higher diamondoid derivatives

#76
20050159632
2005-07-21

Production and use of hexafluoroethane

#77
20050107647
2005-05-19

Process for producing and purifying 1,1-difluoroethane, and product thus obtained

#78
20050101811
2005-05-12

UV-activated chlorination process

#79
20050087434
2005-04-28

Method and apparatus for transforming chemical fluids using halogen or oxygen in a photo-treatment process

#80
20050065385
2005-03-24

Process for the production of fluoroethane and use of the same

#81
20050054887
2005-03-10

Method for reusing heavy end by-products in the manufacture of polychlorinated alkanes

#82
20050019576
2005-01-27

Nucleation of diamond films using higher diamondoids

#83
15783401
2019-03-19

Method for removing unsaturated halogenated impurities from 2,3,3,3-tetrafluoropropene (HFO-1234yf)