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. 12, 2019
Filed:
Apr. 10, 2015
Applicant:
Uddeholms Ab, Hagfors, SE;
Inventors:
Thomas Hillskog, Karlstad, SE;
Kjell Bengtsson, Råda, SE;
Petter Damm, Karlstad, SE;
Annika Engström Svensson, Filipstad, SE;
Rikard Robertsson, Hagfors, SE;
Kristoffer Steiner, Molkom, SE;
Amanda Forsberg, Filipstad, SE;
Magnus Tidesten, Hagfors, SE;
Pär Emanuelsson, Sunne, SE;
Assignee:
UDDEHOLMS AB, Hagfors, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/36 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/12 (2006.01); C22C 38/22 (2006.01); C22C 38/24 (2006.01); C22C 33/02 (2006.01); C21D 9/00 (2006.01);
U.S. Cl.
CPC ...
C22C 38/36 (2013.01); C21D 9/0068 (2013.01); C22C 33/0278 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/12 (2013.01); C22C 38/22 (2013.01); C22C 38/24 (2013.01);
Abstract
The invention relates cold work tool steel. The steel includes the following main components (in wt. %): C 2.2-2.4, Si 0.1-0.55, Mn 0.2-0.8, Cr 4.1-5.1, Mo 3.1-4.5, V 7.2-8.5, balance optional elements, iron and impurities.