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:
Jun. 30, 1981
Filed:
Jan. 14, 1980
Applicant:
Inventor:
Henry L Wisell, Soderfors, SE;
Assignee:
Uddeholms Aktiebolag, Hagfors, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
7512 / ; 7512 / ; 7512 / ;
Abstract
There is disclosed a tool steel having a very high wear resistance for cutting purposes which consists essentially of 0.8-1.2 wt. % C, 3.0-6.0 wt. % Cr, up to 40 wt. % W, up to 20 wt. % Mo where W+2Mo=20.0-40 wt. %, up to 15 wt. % Co, not more than about 0.1 wt. % V, balance Fe and normal impurities.