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:
Mar. 25, 2014
Filed:
Jun. 08, 2009
Nedret Can, Springs, ZA;
Nedret Can, Springs, ZA;
Other;
Abstract
The present invention relates to PCBN compacts, more specifically, to a PCBN compact comprising cBN; a secondary hard phase selected from the transition metal carbides, nitrides, carbonitrides and mixtures thereof; a superalloy bonding phase; optionally an added transition metal aluminide; and optionally a small amount of a suitable oxide, preferably, aluminum oxide or yt-trium oxide. More particularly, the cBN compact comprises 30 to 70 volume % of a polycrystalline mass of cubic boron nitride particles; 70 to 30 volume % of a matrix phase, and a superalloy. The matrix phase comprises a secondary hard phase selected from a transition metal carbide, nitride, carbonitride and a mixture thereof.