The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 06, 2025
Filed:
Nov. 27, 2019
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Jens Felix Knoth, Marktl, DE;
Sebastian Bochmann, Zschorlau OT Albernau, DE;
Uwe Pätzold, Burghausen, DE;
Sebastian Prost, Kirchdorf, DE;
Assignee:
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/107 (2005.12); B01J 20/28 (2005.12); B01J 20/285 (2005.12); C07F 7/12 (2005.12); C07F 7/20 (2005.12);
U.S. Cl.
CPC ...
C01B 33/10794 (2012.12); B01J 20/285 (2012.12); C01B 33/1071 (2012.12); C07F 7/12 (2012.12); C07F 7/20 (2012.12); B01J 20/28016 (2012.12); B01J 20/28061 (2012.12); B01J 20/28083 (2012.12);
Abstract
Boron, phosphorus, arsenic, antimony and other impurities are at least partially removed from a mixture containing at least one chlorosilane and/or organochlorosilane by where