C07C7/156 - CPC Classification Index

ClassID:

90758 ⎘

C07C7/156 - CPC Classification

Classification description:

Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by forming adducts or complexes with solutions of copper salts

Recent Application in this class:

20170305817

2017-10-26

Separations with ionic liquid solvents

20160096784

2016-04-07

Separations with ionic liquid solvents

20150030524

2015-01-29

Separations with ionic liquid solvents

20110213191

2011-09-01

COMPOSITIONS AND METHODS FOR OLEFIN RECOVERY

20100030006

2010-02-04

MEMBRANE-MEDIATED EXTRACTION OF OLEFINS

20100000255

2010-01-07

Configurations and methods for gas condensate separation from high-pressure hydrocarbon mixtures

20050148791

2005-07-07

Alkene separation process