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. 15, 2013
Filed:
Feb. 21, 2007
Applicants:
Laszlo Fabry, Burghausen, DE;
Uwe Paetzold, Burghausen, DE;
Michael Stepp, Ueberackern, AT;
Inventors:
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/107 (2006.01);
U.S. Cl.
CPC ...
Abstract
Trichlorosilane production is increased while simultaneously lowering environmental burden due to destruction and disposition of high boilers by feeding high boilers from trichlorosilane production or from polycrystalline silicon production into a fluidized bed for production of trichlorosilane from metallic silicon and hydrogen chloride.