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. 11, 2012
Filed:
Mar. 10, 2009
Peter Wallmeier, Lippstadt, DE;
Peter Wallmeier, Lippstadt, DE;
AEG Power Solutions B.V., Zwanenburg, NL;
Abstract
The present invention relates to a device for supplying current to at least one silicon rod () during precipitation of silicon with the Siemens process, wherein the device has at least one input (E) suitable and configured for connecting the device to an electric power grid (N) for supplying electric energy, at least one output (A) to which the at least one silicon rod () can be connected, at least one AC current regulator () which is suitable and configured to supply the at least one silicon rod () connected to the at least one output (A) with electric current from the electric power grid (N), wherein the device further includes at least one frequency converter () which is suitable and configured to supply the at least one silicon rod () connected to the at least one output (A) with electric current from the electric power grid (N), wherein the electric current has a higher frequency than the current provided by the AC current regulator ().