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. 11, 2022
Filed:
Jun. 27, 2017
Applicant:
Refratechnik Holding Gmbh, Ismaning, DE;
Inventors:
Helge Jansen, Düsseldorf, DE;
Thomas Schemmel, Meerbusch, DE;
Petra Stein, Göttingen, DE;
Michael Schölwer, Velbert, DE;
Assignee:
Refratechnik Holding GmbH, Ismaning, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 14/02 (2006.01); C04B 26/28 (2006.01); B22D 7/10 (2006.01); B22D 11/106 (2006.01); C04B 18/10 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
B22D 7/10 (2013.01); B22D 11/106 (2013.01); C04B 14/024 (2013.01); C04B 18/101 (2013.01); C04B 26/28 (2013.01); C04B 2111/00887 (2013.01); C04B 2201/30 (2013.01);
Abstract
A heat insulating plate (), preferably a covering plate (), especially for thermal isolation of molten metal, especially of molten steel, in a metallurgical vessel (), wherein the plate () includes a binding agent matrix () of at least one, set, temporary, organic binding material and aggregate grains () with and/or of biogenic silicic acid, preferably with and/or of rice husk ash, which grains () are incorporated into the binding agent matrix (), and to a method for production of the plate () and its use.