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:
Apr. 03, 2012
Filed:
Sep. 18, 2009
Applicants:
Raja Kountanya, Columbus, OH (US);
Stephen Dole, Columbus, OH (US);
Inventors:
Raja Kountanya, Columbus, OH (US);
Stephen Dole, Columbus, OH (US);
Assignee:
Diamond Innovations, Inc., Worthington, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/5831 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention generally relates to a sintered CBN composite compact having a non-CBN portion. The compact includes about 86 to about 90% CBN and the non CBN portion contains borides and nitrides of Al. The compact is for use as a cutting tool insert in continuous machining of gray cast iron. The sintered compact has a thermal conductivity of 1.25-4 W/cm/° K. in the temperature range of about 200° C. to about 600° C. and sonic velocity of at least about 14.5 Km/sec at room temperature.