发明授权
- 专利标题: Hydroconversion process for making lubricating oil basestocks
- 专利标题(中): 润滑油基础油的加氢转化工艺
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申请号: US23573申请日: 1998-02-13
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公开(公告)号: US5935417A公开(公告)日: 1999-08-10
- 发明人: Ian A. Cody , Douglas R. Boate , William J. Murphy , Daniel P. Leta
- 申请人: Ian A. Cody , Douglas R. Boate , William J. Murphy , Daniel P. Leta
- 申请人地址: NJ Florham Park
- 专利权人: Exxon Research and Engineering Co.
- 当前专利权人: Exxon Research and Engineering Co.
- 当前专利权人地址: NJ Florham Park
- 主分类号: C10G45/58
- IPC分类号: C10G45/58 ; C10G1/04 ; C10G3/00 ; C10G17/00 ; C10G21/00 ; C10G47/02 ; C10G65/04 ; C10G65/12 ; C10G67/04 ; C10G71/00 ; C10G73/06 ; C10M177/00 ; C10G11/04
摘要:
A process for producing a lubricating oil basestock having at least 90 wt. % saturates and a VI of at least 105 by selectively hydroconverting a raffinate from a solvent extraction zone in a two step hydroconversion zone followed by a hydrofinishing zone and a dewaxing zone.
公开/授权文献
- US4696122A Fishing rod holder/carrier 公开/授权日:1987-09-29
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