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:
Apr. 19, 2016
Filed:
Jun. 18, 2012
Applicants:
Sudhir Brahmandam, Irwin, PA (US);
Dave Siddle, Greensburg, PA (US);
Irene Spitsberg, Export, PA (US);
Inventors:
Sudhir Brahmandam, Irwin, PA (US);
Dave Siddle, Greensburg, PA (US);
Irene Spitsberg, Export, PA (US);
Assignee:
KENNAMETAL INC., Latrobe, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/12 (2006.01); B30B 11/22 (2006.01); B60J 10/00 (2006.01); B29C 47/08 (2006.01); B29B 9/06 (2006.01); B29C 47/00 (2006.01); B29C 47/30 (2006.01);
U.S. Cl.
CPC ...
B30B 11/228 (2013.01); B29B 9/06 (2013.01); B29C 47/0011 (2013.01); B29C 47/0066 (2013.01); B29C 47/085 (2013.01); B29C 47/0806 (2013.01); B29C 47/0852 (2013.01); B29C 47/12 (2013.01); B29C 47/30 (2013.01); B60J 10/0008 (2013.01); Y10S 425/23 (2013.01);
Abstract
A pelletizing extrusion die comprising a die body contains a plurality of extrusion holes. Each of the extrusion holes is defined by a defining surface of the die body wherein at least a portion of the defining surface has a low-friction coating deposited thereon. A method for applying the low-friction coating to the defining surface wherein the applying step occurs at a temperature equal to less than about 520° C.