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:
Sep. 24, 2013
Filed:
Dec. 17, 2009
Applicants:
Michael Carpenter, Warwickshire, GB;
Bart DE Bruyne, Gluiras, FR;
Daniel Tartavez, Seyssins, FR;
Jean Parjat, Epinouze, FR;
Inventors:
Michael Carpenter, Warwickshire, GB;
Bart De Bruyne, Gluiras, FR;
Daniel Tartavez, Seyssins, FR;
Jean Parjat, Epinouze, FR;
Assignee:
Sandvik Intellectual Property AB, Sandviken, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 29/08 (2006.01); B26D 1/00 (2006.01); B26D 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a rotary cutter knife of a cemented carbide comprising a hard phase comprising WC and a binder phase wherein the cemented carbide comprises, in wt-%, from about 7 to about 12 Co+Ni, with a weight ratio Co/Ni of from about 0 to about 4, from about 0.5 to about 3 Cr and from about 0.1 to about 0.3 Mo.