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. 13, 2014
Filed:
Apr. 29, 2008
Applicants:
Dieter Weidhaus, Burghausen, DE;
Rainer Hauswirth, Kirchdorf, DE;
Harald Hertlein, Burghausen, DE;
Inventors:
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 7/00 (2006.01); B05C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
High-purity polysilicon granules are prepared by depositing reaction gas on silicon granules in a fluidized bed reactor having: