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. 17, 2013
Filed:
Mar. 21, 2011
Applicants:
Arvid Neil Arvidson, Sanford, MI (US);
Michael Molnar, Midland, MI (US);
Inventors:
Arvid Neil Arvidson, Sanford, MI (US);
Michael Molnar, Midland, MI (US);
Assignee:
Hemlock Semiconductor Corporation, Hemlock, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 33/04 (2006.01); B01J 8/00 (2006.01); B01J 10/00 (2006.01); B01J 8/18 (2006.01); F27B 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fluidized bed reactor and a Siemens reactor are used to produce polycrystalline silicon. The process includes feeding the vent gas from the Siemens reactor as a feed gas to the fluidized bed reactor.