发明名称 |
Raffinate hydroconversion process |
摘要 |
A process for upgrading a wax-containing feedstock to produce a wax and a high VI/low volatility lubricating oil basestock. The process comprises subjecting the raffinate from a solvent extraction step to a two step, single stage hydroconversion process wherein the first step involves severe hydroconversion of the raffinate followed by a cold hydrofinishing step.
|
申请公布号 |
US5911874(A) |
申请公布日期 |
1999.06.15 |
申请号 |
US19960768251 |
申请日期 |
1996.12.17 |
申请人 |
EXXON RESEARCH AND ENGINEERING CO. |
发明人 |
CODY, IAN A.;BOATE, DOUGLAS R. |
分类号 |
C10G73/06;C10G7/00;C10G45/58;C10G45/60;C10G65/04;C10G65/08;C10G65/12;C10G67/02;C10G67/04;C10G73/00;C10G73/32;(IPC1-7):C10G1/04 |
主分类号 |
C10G73/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|