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:
Mar. 13, 1984
Filed:
Feb. 16, 1982
Applicant:
Inventors:
Axel Eschner, Wiesbaden, DE;
Rudolf Ganz, Mainz-Gonsenheim, DE;
Gunter Tkotz, Wiesbaden, DE;
Hermann Stein, Bad Durkheim, DE;
Klaus Kreuels, Eltville, DE;
Assignee:
Didier-Werke AG, Wiesbaden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
264 60 ; 264 63 ; 264 66 ; 2641 / ;
Abstract
Granular, fire-resistant material, use thereof and process for its production, which process comprises mixing ceramic fibers, a refractory material such as clay, a phosphate bonding agent and water, to form a substantially uniformly dispersed mixture, compacting the mixture by a volume coefficient of at least 3, subjecting the compacted mixture to heat-treatment, and granulating the thus heated product.