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:
Sep. 11, 1990
Filed:
Nov. 20, 1989
Applicant:
Inventors:
David Moskowitz, Southfield, MI (US);
Reuven Porat, Nahariya, IL;
Assignee:
Iscar Ceramics, Inc., Livonia, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501 96 ; 501 98 ; 51309 ; 82-111 ; 407119 ;
Abstract
A ceramic cutting tool is disclosed in which the cutting tool consists essentially of a hot pressed composition of alumina and 6 to 30% by weight of aluminum nitride. This ceramic cutting tool is particularly advantageous for cutting ferrous materials, especially cast iron.