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. 24, 2006
Filed:
Oct. 25, 2002
Applicants:
George Poszmik, Mt. Laurel, NJ (US);
Sydney Luk, Lafayette Hill, PA (US);
Inventors:
George Poszmik, Mt. Laurel, NJ (US);
Sydney Luk, Lafayette Hill, PA (US);
Assignee:
Hoeganaes Corporation, Cinnaminson, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 1/00 (2006.01); B22F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to improved metallurgical powder compositions that incorporate solid lubricants, methods for preparing and using the same, and methods of making compacted parts. The solid lubricants contain functionalized polyalkylene lubricants substituted with functional groups selected from the group consisting of a phosphate group, phosphite group, hypophosphate, hypophosphite, polyphosphate, thiophosphate, dithiophosphate, thiocarbamate, dithiocarbamate, borate, thiosulfate, sulfate group, or sulfonate group.