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:
Nov. 16, 1999
Filed:
Mar. 12, 1997
Applicant:
Inventor:
William A Bryant, Elizabeth Township, PA (US);
Assignee:
Kennametal Inc., Latrobe, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
407119 ; 407118 ;
Abstract
A cutting tool for milling titanium and titanium alloys which includes a substrate that comprises tungsten carbide and cobalt. The substrate further includes cobalt in the range of between 5.7 to 6.3 weight percent and chromium in the range of between 0.3 and 0.5 weight percent. The cutting tool has a coating of tungsten carbide applied to the substrate by physical vapor deposition.