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:
Jul. 17, 2001
Filed:
Jul. 08, 1999
Applicant:
Inventors:
Ingrid Reineck, Huddinge, SE;
Torbjörn Selinder, Stockholm, SE;
Anders Piirhonen, Skarpnäck, SE;
Gregor Kullander, Älvsjö, SE;
Assignee:
Sandvik AB, Sandviken, SE;
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 ;
U.S. Cl.
CPC ...
B32B 9/00 ;
Abstract
The present invention relates to a coated cutting tool insert useful for grooving or severing steel components such as steel or stainless steel tubes and bars. The insert is characterized by WC—Co-based cemented carbide substrate having a highly W-alloyed Co-binder phase and a relatively thin coating including an inner layer of TiC,N,O,with columnar grains followed by a layer of fine grained &kgr;—Al,O,and a top layer of TiN.