| 发明名称 |
Process for preparing basestocks having high VI using oxygenated dewaxing catalyst |
| 摘要 |
A process for preparing high VI lubricating oil basestocks comprising hydrotreating, hydrodewaxing and optionally hydrofinishing. The hydrotreated feedstock is hydrodewaxed using a dewaxing catalyst that has been selectively activated by oxygenate treatment. The hydrodewaxed product may then be hydrofinished.
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| 申请公布号 |
US7429318(B2) |
申请公布日期 |
2008.09.30 |
| 申请号 |
US20060438059 |
申请日期 |
2006.05.18 |
| 申请人 |
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY |
发明人 |
CODY IAN A.;MURPHY WILLIAM J.;HANTZER SYLVAIN;LARKIN DAVID W.;GALLAGHER, JR. JOHN E.;KIM JEENOK T. |
| 分类号 |
C10G71/00;B01J29/04;B01J29/74;C10G45/02;C10G45/22;C10G45/58;C10G45/60;C10G45/62;C10G45/64;C10G47/02;C10G65/04 |
主分类号 |
C10G71/00 |
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