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:
Oct. 08, 2024
Filed:
Mar. 27, 2019
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Karl-Heinz Rimboeck, Heldenstein, DE;
Konrad Mautner, Burghausen, DE;
Assignee:
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 33/037 (2006.01);
U.S. Cl.
CPC ...
C01B 33/037 (2013.01);
Abstract
Technical silicon is produced by heating a raw material mixture comprising particulate silicon metal-containing material and a particulate mediator containing at least one of C, O, Al, Ca and Si, to at least 1490° C., forming a liquid silicon phase, and solidifying this phase, wherein the raw material mixture a characteristic number K of from 0.000 to 60, calculated as follows: