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:
Jan. 22, 2013
Filed:
May. 11, 2007
Applicants:
Jochen Schlüter, Dortmund, DE;
Guido Kleinschmidt, Moers, DE;
Walter Weischedel, Meerbusch, DE;
Udo Falkenreck, Bochum, DE;
Norbert Uebber, Langenfeld, DE;
Inventors:
Jochen Schlüter, Dortmund, DE;
Guido Kleinschmidt, Moers, DE;
Walter Weischedel, Meerbusch, DE;
Udo Falkenreck, Bochum, DE;
Norbert Uebber, Langenfeld, DE;
Assignee:
SMS Siemag Aktiengesellschaft, Düsseldorf, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C21C 7/072 (2006.01);
U.S. Cl.
CPC ...
Abstract
A heating device for preheating a container (), such as a transfer ladle, transferring liquid metal in melting operations, which is lined with refractory material, wherein the container is heated in a heating stand () having a container closure lid (), is characterized by the use of porous burners () for heating the container () and keeping it warm.