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. 02, 2002
Filed:
Aug. 18, 2000
Applicant:
Inventors:
Guido Räke, Ruemmelsheim, DE;
Michael Kohl, Ingelheim, DE;
Hildegard Römer, Karben, DE;
Wolfgang Schmidtbauer, Mainz, DE;
Werner Kiefer, Mainz, DE;
Assignee:
Schott Glas, Mainz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 6/06 ;
U.S. Cl.
CPC ...
H05B 6/06 ;
Abstract
A high-frequency device for melting and refining inorganic compounds having a high-frequency oscillation system and a crucible. The high-frequency system includes an induction coil looping around the crucible and at least two oscillator circuits connectable in parallel to the induction coil and providing redundant high frequency energy. Each self-exciting oscillator includes one of the capacitors and the induction coil. The device may further include a power supply, a control cabinet having operating units, and a process control system.