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:
Dec. 02, 2008
Filed:
Dec. 10, 2004
Applicants:
Helge Jansen, Friedland, DE;
Iris Born, Duisburg, DE;
Inventors:
Helge Jansen, Friedland, DE;
Iris Born, Duisburg, DE;
Assignee:
Refratechnik Holding GmbH, Ismaning, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a granulated raw material for refractory graphite-containing products in the form of shaped granules, with the granules each comprising a coarse resistor particle which is enveloped by a shell comprising graphite flocs and cured binder, in particular a carbon-containing binder. In addition, the invention relates to a process for producing the granulated resistor material and to the use of the granulated raw material.