发明授权
- 专利标题: Lubricating oil composition
- 专利标题(中): 润滑油组成
-
申请号: US493942申请日: 1983-05-12
-
公开(公告)号: US4502970A公开(公告)日: 1985-03-05
- 发明人: Alan A. Schetelich , Norman Tunkel , Darrell W. Brownawell
- 申请人: Alan A. Schetelich , Norman Tunkel , Darrell W. Brownawell
- 申请人地址: NJ Florham Park
- 专利权人: Exxon Research & Engineering Co.
- 当前专利权人: Exxon Research & Engineering Co.
- 当前专利权人地址: NJ Florham Park
- 主分类号: C10M167/00
- IPC分类号: C10M167/00 ; F02B3/06 ; C10M1/48
摘要:
There is disclosed an improved lubricating oil composition useful in both gasoline and diesel engines which contains polyisobutenyl succinic anhydride as a supplemental dispersant-detergent in combination with a conventional lubricating oil dispersant.
公开/授权文献
- US5534163A Center column extension for a clarifier 公开/授权日:1996-07-09
信息查询
IPC分类: