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.

Date of Patent:
Aug. 15, 2006

Filed:

Aug. 15, 2003
Applicants:

Hilmar R. Mueller, Bellenberg, DE;

Horst Thiess, Neu-Ulm, DE;

Inventors:

Hilmar R. Mueller, Bellenberg, DE;

Horst Thiess, Neu-Ulm, DE;

Assignee:

Wieland-Werke AG, Ulm, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 11/00 (2006.01); C21B 7/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

Cracking of a crucible can cause heavy damage to the system in melting furnaces. A reliable monitoring of threatening breaking out of the melt is therefore needed. For this purpose a monitoring device for melting furnaces is provided to monitor the breaking out of melt and includes a closed circuit consisting of several conductor sections with at least a partially conducting surface and a measuring/displaying device. A first conductor section is series connected through an ohmic resistor R to a second conductor section. The first conductor section is arranged directly adjacent, however, electrically isolatingly spaced from and with respect to the second conductor section.


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