| 发明名称 |
RAFFINATE HYDROCONVERSION PROCESS |
| 摘要 |
A process for producing a high VI/low volatility lubricating oil basestock. The process comprises subjecting the raffinate from a solvent extraction step (40) to a two-step, single stage hydroconversion process wherein the first step involves severe hydroconversion of the raffinate (42) followed by a cold hydrofinishing step (50).
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| 申请公布号 |
CA2257918(C) |
申请公布日期 |
2005.07.26 |
| 申请号 |
CA19972257918 |
申请日期 |
1997.06.23 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
GALLAGHER, JOHN E.;CODY, IAN A.;MURPHY, WILLIAM J.;HARTING, GARY L.;LINEK, SANDRA J.;BOATE, DOUGLAS R. |
| 分类号 |
C10G73/06;C10G45/60;C10G65/04;C10G65/08;C10G65/12;C10G67/04;C10G73/32;(IPC1-7):C10G67/04;C10G21/00;C10G47/12 |
主分类号 |
C10G73/06 |
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