C01B33/10794 - CPC Classification Index

ClassID:

84992 ⎘

C01B33/10794 - CPC Classification

Classification description:

Silicon; Compounds thereof; Compounds containing halogen; Halogenated silanes; Purification by forming addition compounds or complexes, the reactant being possibly contained in an adsorbent

Recent Application in this class:

20220411273

2022-12-29

Method for removing an impurity from a chlorosilane mixture

20220234902

2022-07-28

Process for purifying silicon compounds

20190256362

2019-08-22

Method for stabilizing chlorosilane polymer

20180244529

2018-08-30

Purification system of trichlorosilane and silicon crystal

20170190585

2017-07-06

METHOD FOR PURIFYING CHLOROSILANE

20130177492

2013-07-11

Method for purifying chlorosilanes

20120325645

2012-12-27

Processes for the purification of trichlorosilane or silicon tetrachloride

20110182794

2011-07-28

Method for removing titanium from hexachlorodisilane

20110114469

2011-05-19

Process and system for the purification of trichlorosilane and silicon tetrachloride

#10

20110052474

2011-03-03

INSTALLATION AND METHOD FOR REDUCING THE CONTENT IN ELEMENTS, SUCH AS BORON, OF HALOSILANES

#11

20100278706

2010-11-04

METHOD FOR REDUCING THE CONTENT IN ELEMENTS, SUCH AS BORON, IN HALOSILANES AND INSTALLATION FOR CARRYING OUT SAID METHOD

#12

20080314728

2008-12-25

Processes for the purification of trichlorosilane and silicon tetrachloride