发明名称 |
Filtration of a coal liquid slurry using an alkylmethacrylate copolymer. |
摘要 |
<p>The rate of filtration of a coal liquid slurry is increased by adding an alkylmethacrylate copolymer to the slurry prior to filtration or by washing a precoat cake of filter aid with an oil solution of the alkylmethacrylate copolymer prior to filtration.</p> |
申请公布号 |
EP0019351(A1) |
申请公布日期 |
1980.11.26 |
申请号 |
EP19800300969 |
申请日期 |
1980.03.28 |
申请人 |
GULF RESEARCH & DEVELOPMENT COMPANY |
发明人 |
CARR, NORMAN L.;MCGINNIS, EDGAR L. |
分类号 |
C10G1/04;B01D37/02;B01D37/03;C10G1/00;C10G31/09;(IPC1-7):10G1/04 |
主分类号 |
C10G1/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|