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:
Nov. 19, 2013
Filed:
Jan. 11, 2008
Applicants:
Mami Kato, Toyota, JP;
Teruo Fukaya, Nagoya, JP;
Inventors:
Mami Kato, Toyota, JP;
Teruo Fukaya, Nagoya, JP;
Assignee:
Toyota Boshoku Kabushiki Kaisha, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 169/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lubricant for use in processing of a metallic material includes a lubricant base composed of at least one paraffinic hydrocarbon and a modifier oil added to the lubricant base at a rate of 2-20 wt % of total weight of the lubricant. The modifier oil contains (a) a sulfuric extreme pressure agent, (b) a rust inhibitive agent and (c) a calcium ingredient. Content of sulfur is 0.5-20 wt % of total weight of the modifier oil. Content of the rust inhibitive agent is 0.1-15 wt % of total weight of the modifier oil. Further, content of calcium is 0.1-15 wt % of total weight of the modifier oil.