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. 02, 2018
Filed:
Nov. 25, 2009
Applicants:
Åsa Ahlin, Höganäs, SE;
Anna Ahlquist, Höganäs, SE;
Karin Olsson, Helsingborg, SE;
Inventors:
Assignee:
HÖGANÄS AB (PUBL), Höganäs, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 103/06 (2006.01); B22F 1/00 (2006.01); C22C 38/00 (2006.01); B82Y 30/00 (2011.01); C22C 33/02 (2006.01); B22F 3/02 (2006.01);
U.S. Cl.
CPC ...
B22F 1/0059 (2013.01); C22C 33/0264 (2013.01); B22F 2003/023 (2013.01); B22F 2998/10 (2013.01);
Abstract
An iron-based powder metallurgical composition is provided comprising an iron or iron-based powder and composite lubricant particles, with the composite lubricant particles comprising a core of 10-60% by weight of at least one primary fatty acid amide having more than 18 and not more than 24 carbon atoms and 40-90% by weight of at least one fatty acid bisamide, with the core having nanoparticles of at least one metal oxide adhered thereon. Further provided is a particulate composite lubricant as well as a method of preparing such lubricant.