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:
Jul. 20, 2010
Filed:
May. 10, 2005
Peter Adler, Rheinfelden, DE;
Andreas Gölz, Maulburg, DE;
Holger Kirchner, Friedrichsdorf, DE;
Armin Müller, Freiberg, DE;
Torsten Sill, Freiberg, DE;
Raymund Sonnenschein, Frankfurt, DE;
Peter Adler, Rheinfelden, DE;
Andreas Gölz, Maulburg, DE;
Holger Kirchner, Friedrichsdorf, DE;
Armin Müller, Freiberg, DE;
Torsten Sill, Freiberg, DE;
Raymund Sonnenschein, Frankfurt, DE;
Joint Solar Silicon GmbH & Co. KG, Freiberg, DE;
Abstract
Method for producing silicon which is suitable as a starting material for producing a silicon melt for the fabrication of silicon blocks or silicon crystals, comprising the following steps: introducing a gaseous mixture of monosilane and hydrogen into a reactor, thermal degrading the gaseous mixture for forming silicon powder, separating the formed silicon powder produced from the gaseous mixture, and mechanical compacting the separated silicon powder with compacting rollers which having a roller jacket consisting of a ceramic material selected from graphite, glass and silicon nitride.