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. 25, 2003
Filed:
Mar. 13, 2002
Applicant:
Inventors:
Ingrid Maili, Bruck a.d. Mur, AT;
Roland Rabitsch, Schladming, AT;
Werner Liebfahrt, Kapfenberg, AT;
Assignee:
Böhler Edelstahl GmbH, Kapfenberg, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 3/302 ;
U.S. Cl.
CPC ...
C22C 3/302 ;
Abstract
A high-speed steel article, particularly a cutting tool, produced by powder metallurgy and its production, the steel having a high degree of purity corresponding to a K0 value of no higher than 3 according to DIN 50 602 and being of a particular composition which comprises the elements C, Si, Mn, Cr, W, Mo, V, Co, S and N. Also provided is a process for the high-speed machining of metal parts without lubricants.