C07C319/30 - CPC Classification Index

ClassID:

93545 ⎘

C07C319/30 - CPC Classification

Classification description:

Preparation of thiols, sulfides, hydropolysulfides or polysulfides; Separation; Purification; Stabilisation; Use of additives; Separation; Purification from the by-products of refining mineral oils

Recent Application in this class:

20260001837

2026-01-01

Processes for the Preparation of Alpha-Hydroxy Esters by Esterification of Alpha-Hydroxy Acids

20220332681

2022-10-20

Processes for the Preparation of Alpha-Hydroxy Esters by Esterification of Alpha-Hydroxy Acids

20210332010

2021-10-28

Method for oxidation of sulfur-containing compounds

20200377451

2020-12-03

Oxidized disulfide oil solvent compositions

20200181074

2020-06-11

Oxidized disulfide oil solvent compositions

20190282920

2019-09-19

Purification of mercaptans or thiophenes using dividing wall column distillation

20160362363

2016-12-15

Process for the removal of sodium from di-sulfide oil

20140142342

2014-05-22

Liquid-liquid extraction column containing two distinct types of plates