C07C7/17 - CPC Classification Index

ClassID:

90761 ⎘

C07C7/17 - CPC Classification

Classification description:

Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with acids or sulfur oxides

Sub-classes:

C07C7/171 » Sulfuric acid or oleum 7

Recent Application in this class:

20230303467

2023-09-28

PROCESS AND PLANT FOR PREPARING PURIFIED BENZENE COMPOSITION FROM CRUDE HYDROCARBON STREAM CONTAINING BENZENE

20220389330

2022-12-08

Oxygenate separation using a metal salt

20220162140

2022-05-26

Process and plant for producing alpha olefins

20220153662

2022-05-19

Method for the purification of alkanes

20200115637

2020-04-16

Oxygenate separation using a metal salt

20180093221

2018-04-05

Butadiene sequestration via sulfur dioxide charged zeolite beds

20160376250

2016-12-29

Butadiene sequestration via sulfur dioxide charged zeolite beds

20140371508

2014-12-18

Process for removing carbonyl sulfide in a gas phase hydrocarbon stream and apparatus relating thereto

20140128655

2014-05-08

Isobaric pressure exchanger in amine gas processing

#10

20130129589

2013-05-23

Process for the removal of hydrogen sulfide from a gas stream

#11

20090198091

2009-08-06

HSOalkylation by conversion of olefin feed to oligomers and sulfate esters

#12

20080139858

2008-06-12

HF alkylation process

#13

20070100194

2007-05-03

Method for catalytic deoxygenation of process fluids of olefin dimerization process

#14

20050080311

2005-04-14

System and method for purifying heptane