Invention Grant
- Patent Title: Refrigerator oil, compressor oil composition, hydraulic fluid composition, metalworking fluid composition, heat treatment oil composition, lubricant composition for machine tool and lubricant composition
- Patent Title (中): 冰箱油，压缩机油组成，液压油组成，金属加工液组成，热处理油组成，机床润滑剂组成和润滑剂组成
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Application No.: US12307375Application Date: 2007-07-03
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Publication No.: US08193129B2Publication Date: 2012-06-05
- Inventor: Kazuo Tagawa , Yuji Shimomura , Ken Sawada , Katsuya Takigawa , Toshio Yoshida , Shinichi Mitsumoto , Eiji Akiyama , Junichi Shibata , Satoshi Suda , Hideo Yokota , Masahiro Hata , Hiroyuki Hoshino , Hajime Nakao , Shozaburo Konishi
- Applicant: Kazuo Tagawa , Yuji Shimomura , Ken Sawada , Katsuya Takigawa , Toshio Yoshida , Shinichi Mitsumoto , Eiji Akiyama , Junichi Shibata , Satoshi Suda , Hideo Yokota , Masahiro Hata , Hiroyuki Hoshino , Hajime Nakao , Shozaburo Konishi
- Applicant Address: JP Tokyo
- Assignee: Nippon Oil Corporation
- Current Assignee: Nippon Oil Corporation
- Current Assignee Address: JP Tokyo
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
- Priority: JPP2006-187064 20060706; JPP2006-187070 20060706; JPP2006-187072 20060706; JPP2006-187076 20060706; JPP2006-187096 20060706; JPP2006-187099 20060706; JPP2006-187107 20060706
- International Application: PCT/JP2007/063301 WO 20070703
- International Announcement: WO2008/004548 WO 20080110
- Main IPC: C10M169/04
- IPC: C10M169/04 ; C10G71/00 ; C09K5/00
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 % CA of not more than 2, % CP/% CN of not less than 6 and an iodine value of not more than 2.5.
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