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:
Aug. 10, 1999
Filed:
Oct. 16, 1997
Applicant:
Inventors:
Kenneth E Pinnow, Pittsburgh, PA (US);
William Stasko, West Homestead, PA (US);
John Hauser, Freedom, PA (US);
Assignee:
Crucible Materials Corporation, Syracuse, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
75246 ; 75238 ; 75239 ; 75240 ; 75244 ; 419 14 ; 419 28 ; 419 29 ; 419 49 ;
Abstract
A high vanadium, powder metallurgy cold work tool steel article and method for production. The nickel, chromium, vanadium, and carbon plus nitrogen contents of the steel are controlled during production to achieve a desired combination of corrosion resistance, metal to metal wear resistance, and hardenability.