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:
Oct. 15, 2002
Filed:
Nov. 26, 2001
Applicant:
Inventors:
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C22C 2/902 ; B22F 3/14 ;
U.S. Cl.
CPC ...
C22C 2/902 ; B22F 3/14 ;
Abstract
Sintered cermet materials far tools such as cutting tools, which are excellent in heat resistance, wear resistance and fracture resistance, are inexpensive, and have long life time, and a method for producing such sintered cermet materials. The sintered cermet materials for tools are composed of sintered bodies which are obtained by preparing a mixed powder containing powders of TiCN, Si N , Al O , CrxN (x=1-2.7 and ZrN, at least one powder of W and WC, and at least one kind of metal powder selected from the group consisting of Co, Ni, Ta and Mo, and sintering the mixed powder .