| 发明名称 |
Upgrading of pyrolysis tar |
| 摘要 |
Pyrolysis tars are upgraded by hydrotreatment in the presence of a catalyst having a hydrogenation component and an acidic component. The treated pyrolysis tars are used to produce premium cokes useful in the production of graphite electrodes.
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| 申请公布号 |
US4762608(A) |
申请公布日期 |
1988.08.09 |
| 申请号 |
US19840684140 |
申请日期 |
1984.12.20 |
| 申请人 |
UNION CARBIDE CORPORATION |
发明人 |
DIDCHENKO, ROSTISLAV;DICKINSON, ERIC M. |
| 分类号 |
C10B55/00;C10G45/02;(IPC1-7):C10G45/00 |
主分类号 |
C10B55/00 |
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