| 发明名称 |
IMPROVED PROCESS FOR SEPARATING FINEST MINERAL GRAIN OF 32 UM FROM WASHINGS OBTAINED IN COAL PROCESSING AND WASTE TIP PROCESSING OR FROM COAL SLURRIES |
| 摘要 |
<p>The invention relates to a process for separating mineral finest grain from coal slurries or washings obtained in coal processing, by treating the washing with a selective anionic dispersing agent for the finest grain, having a molecular weight of </=10000 g/mol, and subsequent selective flocculation of the coal by means of a flocculating agent known per se.</p> |
| 申请公布号 |
IN160097(B) |
申请公布日期 |
1987.06.27 |
| 申请号 |
IN1983DE81219 |
申请日期 |
1983.12.02 |
| 申请人 |
CHEMISCHE FABRIK STOCKHAUSEN GMBH;SAARBERGWERKE AG. |
发明人 |
HARTAN HANS-GEORG;MULLER DIETRICH;PADBERG WERNER |
| 分类号 |
B01D21/01;B03B1/04;B03B9/00;B03D3/06;C02F1/54;(IPC1-7):B01D21/01;B03D1/08 |
主分类号 |
B01D21/01 |
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