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:
Aug. 21, 2012
Filed:
Nov. 01, 2011
Kazuo Tagawa, Yokohama, JP;
Yuji Shimomura, Yokohama, JP;
Ken Sawada, Yokohama, JP;
Katsuya Takigawa, Yokohama, JP;
Toshio Yoshida, Yokohama, JP;
Shinichi Mitsumoto, Yokohama, JP;
Eiji Akiyama, Yokohama, JP;
Junichi Shibata, Yokohama, JP;
Satoshi Suda, Yokohama, JP;
Hideo Yokota, Yokohama, JP;
Masahiro Hata, Yokohama, JP;
Hiroyuki Hoshino, Yokohama, JP;
Hajime Nakao, Yokohama, JP;
Shozaburo Konishi, Yokohama, JP;
Kazuo Tagawa, Yokohama, JP;
Yuji Shimomura, Yokohama, JP;
Ken Sawada, Yokohama, JP;
Katsuya Takigawa, Yokohama, JP;
Toshio Yoshida, Yokohama, JP;
Shinichi Mitsumoto, Yokohama, JP;
Eiji Akiyama, Yokohama, JP;
Junichi Shibata, Yokohama, JP;
Satoshi Suda, Yokohama, JP;
Hideo Yokota, Yokohama, JP;
Masahiro Hata, Yokohama, JP;
Hiroyuki Hoshino, Yokohama, JP;
Hajime Nakao, Yokohama, JP;
Shozaburo Konishi, Yokohama, JP;
Nippon Oil Corporation, Tokyo, JP;
Abstract
The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having % Cof not more than 2, % C/% Cof not less than 6 and an iodine value of not more than 2.5.