发明授权
- 专利标题： Process for the combined deashing/deasphalting of coal liquids
- 专利标题（中）： 煤液混合脱沥/脱沥青的工艺
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申请号： US385159申请日： 1982-06-04
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公开(公告)号： US4448672A公开(公告)日： 1984-05-15
- 发明人: Philip J. Angevine , Michael B. Carroll , Stuart S. Shih , Samuel A. Tabak
- 申请人： Philip J. Angevine , Michael B. Carroll , Stuart S. Shih , Samuel A. Tabak
- 申请人地址： NY New York
- 专利权人： Mobil Oil Corporation
- 当前专利权人： Mobil Oil Corporation
- 当前专利权人地址： NY New York
- 主分类号： C10G21/00
- IPC分类号： C10G21/00 ; C10G21/12 ; C10G21/14
摘要：
A process for the purification of liquefied coal is disclosed, employing a polarity gradient for fractionation. Maltenic and asphaltenic fractions are isolated. Integration of the fractionation process with additional processes such as distillation, partial oxidation, and catalytic hydrotreating is also disclosed.
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