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:
Nov. 06, 1984
Filed:
Nov. 08, 1982
Applicant:
Inventor:
William D Kray, Burnt Hills, NY (US);
Assignee:
General Electric Company, Waterford, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423342 ;
Abstract
A method for the selective removal of phosphorus and other Lewis base-type impurities from chlorosilane solutions with selected transition metal compounds which react with the impurities and allow subsequent distillation of chlorosilane which is virtually free from contamination within extremely low limits of detectability.