发明名称 |
Method for increasing fine coal filtration efficiency |
摘要 |
Fine coals suspended in a coal flotation froth are more efficiently filtered when the flotation froth is subjected to a thickening operation prior to filtration. The thickening operation is accomplished by the use of a clarifier or thickener.
|
申请公布号 |
US4175035(A) |
申请公布日期 |
1979.11.20 |
申请号 |
US19780881977 |
申请日期 |
1978.02.27 |
申请人 |
BETHLEHEM STEEL CORP |
发明人 |
MOYER, WILLIAM H JR |
分类号 |
B03B9/00;(IPC1-7):B03D1/02 |
主分类号 |
B03B9/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|