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. 29, 2021
Filed:
Aug. 16, 2018
Applicant:
Element Six Gmbh, Burghaun, DE;
Inventors:
Igor Yurievich Konyashin, Burghaun, DE;
Bernd Heinrich Ries, Burghaun, DE;
Assignee:
Element Six GmbH, Burghaun, DE;
Primary Examiner:
Int. Cl.
CPC ...
C22C 29/08 (2006.01); B22F 3/16 (2006.01); C22C 1/05 (2006.01); B22F 3/24 (2006.01); B22F 5/00 (2006.01);
U.S. Cl.
CPC ...
C22C 29/08 (2013.01); B22F 3/16 (2013.01); B22F 3/24 (2013.01); B22F 5/00 (2013.01); C22C 1/051 (2013.01); B22F 2003/248 (2013.01); B22F 2005/001 (2013.01); B22F 2302/10 (2013.01);
Abstract
A cemented carbide body is provided with improved resistance to mechanical fatigue. The cemented carbide body comprises tantalum in the binder matrix material. The tantalum content is between 1.5 weight per cent and 3.5 weight per cent of the binder content. The binder comprises tantalum-containing inclusions having a mean largest linear dimension of no more than 80 nm