| 发明名称 |
Reclaiming used lubricating oil |
| 摘要 |
A method for purifying used oil without the use of hydrogen comprising contacting a demetallized used oil with an acid such as sulfuric acid and an adsorbent such as clay.
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| 申请公布号 |
US4502948(A) |
申请公布日期 |
1985.03.05 |
| 申请号 |
US19840595133 |
申请日期 |
1984.03.30 |
| 申请人 |
PHILLIPS PETROLEUM COMPANY |
发明人 |
TABLER, DONALD C. |
| 分类号 |
C10G53/10;C10M175/02;(IPC1-7):C10M11/00 |
主分类号 |
C10G53/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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