发明授权
- 专利标题: Process of reclaiming lube oils
- 专利标题(中): 回收润滑油的工艺
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申请号: US572139申请日: 1975-04-28
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公开(公告)号: US3985642A公开(公告)日: 1976-10-12
- 发明人: John P. Friel , Paul L. Hammond
- 申请人: John P. Friel , Paul L. Hammond
- 申请人地址: MO St. Louis
- 专利权人: Petrolite Corporation
- 当前专利权人: Petrolite Corporation
- 当前专利权人地址: MO St. Louis
- 主分类号: C10M175/00
- IPC分类号: C10M175/00 ; C10M11/00
摘要:
This invention relates to a process of reclaiming lube oil which comprises treating spent lube oil with a surfactant, preferably an anionic surfactant, in combination with an amine, preferably a polyalkylene polyamine, and recovering the reclaimed oil.
公开/授权文献
- US5659006A Method for making polyarylene ethers from mesitol 公开/授权日:1997-08-19
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