| 摘要 |
<p>PURPOSE: Coal tar sludge, and a purification method thereof are provided purify the coal tar sludge containing the low content of metal elements, and to remove the moisture and cake components from the coal tar sludge. CONSTITUTION: A purification method of coal tar sludge comprises the following steps: preparing unpurified coal tar sludge(S10); grinding the unpurified coal tar sludge(S20); adding a viscosity modifier into the ground unpurified coal tar sludge(S30); and removing the moisture from the mixture using a phase separation process(S40).</p> |
