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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.:

US 5194073 B1

PDFFull Text
Date of Patent:
Mar. 16, 1993

Filed:

Nov. 08, 1991

Sintered composite abrasive materials, a process for its production and

Applicant:
Inventors:

Gerhard Winter, Vienenburg, DE;

Paul Moltgen, Laufenburg, DE;

Dietmar Fister, Murg, DE;

Assignee:

Hermann C. Starck Berlin GmbH & Co. KG, Berlin, DE;

Attorneys:

Cohen; Jerry

Kaye; Harvey

Primary Examiner:

William R Dixon, Jr

Assistant Examiner:

Willie J Thompson

Int. Cl.
CPC ...
B24D / ;
U.S. Cl.
CPC ...
51309 ; 51293 ;
Abstract

Sintered composite abrasive material useful in abrasives (grinding wheels, abrasive discs and paper, etc.) and cutting tools, comprising an .alpha.-Al.sub.2 O.sub.3 matrix of sub-micron crystallite size made by sol-gel processing with a dispersed phase therein of mechanically resistant material, preferably essentially isotropic grains, added directly to the sol or gel stage of matrix formation.

Find Patent Forward Citations

Winter, Gerhard. (1993). Sintered composite abrasive materials, a process for its production and (U.S. Patent No. 5194073). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5194073

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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