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:
Jul. 19, 2016
Filed:
Apr. 26, 2013
Applicant:
Sunedison, Inc., Maryland Heights, MO (US);
Inventors:
Assignee:
SunEdison, Inc., Maryland Heights, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/03 (2006.01); B01J 8/24 (2006.01); C01B 33/039 (2006.01); C01B 33/107 (2006.01);
U.S. Cl.
CPC ...
C01B 33/03 (2013.01); B01J 8/24 (2013.01); C01B 33/039 (2013.01); C01B 33/10742 (2013.01); C01B 33/10763 (2013.01); C01B 33/10773 (2013.01);
Abstract
Production of polycrystalline silicon in a substantially closed-loop process is disclosed. The processes generally include decomposition of trichlorosilane produced from metallurgical grade silicon.