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:
Dec. 27, 2016
Filed:
Jan. 28, 2013
Applicant:
Sunedison, Inc., Maryland Heights, MO (US);
Inventors:
Puneet Gupta, Singapore, SG;
Satish Bhusarapu, Houston, TX (US);
Assignee:
SunEdison, Inc., Maryland Heights, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F 7/50 (2006.01); C01B 33/107 (2006.01);
U.S. Cl.
CPC ...
C01F 7/50 (2013.01); C01B 33/10705 (2013.01);
Abstract
Methods for producing aluminum trifluoride by acid digestion of fluoride salts of alkali metal or alkaline earth metal and aluminum, optionally, in the presence of a source of silicon; methods for producing silane that include acid digestion of by-products of silane production to produce aluminum trifluoride.