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:
Jan. 11, 2011
Filed:
Oct. 28, 2005
Applicants:
Nedret Can, Boksburg, ZA;
Stig Ake Andersin, Robertsfors, SE;
Robert Fries, Forest Town, 2193, ZA;
Iain Patrick Goudemond, Sandton, ZA;
Inventors:
Nedret Can, Boksburg, ZA;
Stig Ake Andersin, Robertsfors, SE;
Robert Fries, Forest Town, 2193, ZA;
Iain Patrick Goudemond, Sandton, ZA;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 3/14 (2006.01); C22C 29/16 (2006.01); B23B 27/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of manufacturing a powdered composition or starting material used in producing a CBN compact which comprises CBN, a secondary hard phase and a binder phase includes two steps of attrition milling. First, the attrition milling of the secondary hard phase and the binder phase. Second, adding CBN particles to the fine particle mixture of the first attrition milling and then attrition milling this mixture.