| 发明名称 |
CHEMICAL FRACTIONATION OF MINERAL PARTICLES BASED ON PARTICLE SIZE |
| 摘要 |
This invention pertains to the use of a combination of polyvalent cations, clay dispersant and high molecular weight anionic polymer to preferentially remove colloidal fines (slimes) from a kaolin slurry, leaving the remainder of the kaolin in the slurry in the form of a coherent gelatinous mass.
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| 申请公布号 |
WO9811993(A1) |
申请公布日期 |
1998.03.26 |
| 申请号 |
WO1997US15817 |
申请日期 |
1997.09.08 |
| 申请人 |
ENGELHARD CORPORATION |
发明人 |
WILLIS, MITCHELL, J.;BEHL, SANJAY;YOUNG, RAYMOND, H. |
| 分类号 |
B03D3/06;C09C1/42;D21H19/40;D21H21/52;(IPC1-7):B03D3/00;D21H19/38;C04B33/04 |
主分类号 |
B03D3/06 |
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