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:
Mar. 19, 1985
Filed:
Sep. 29, 1982
Applicant:
Inventor:
Wolfgang Keller, Munich, DE;
Assignee:
Siemens Katiengesellschaft, Berlin and Munich, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219 1079 ; 219 / ;
Abstract
Flat induction heating coil for crucible-free floating zone melting a semiconductor crystalline rod having a turn annularly surrounding the semiconductor rod, the turn being formed with at least one passage therethrough for a cooling liquid, including an energy concentrator located at an inner side of the heating coil turn facing towards the semiconductor rod to be melted, the energy concentrator being subdivided into a plurality of segments electrically isolated from one another.