| 发明名称 |
A screening system. |
| 摘要 |
<p>In a rotary screening device there is provided means (50,52), for creating a differential in atmospheric pressures above and below the screening medium (12) in order to increase the throughput of screened particles. Various methods of creating this differential are described. A method of controlling the pressure differential within a predetermined range is also described. <IMAGE></p> |
| 申请公布号 |
EP0488698(A1) |
申请公布日期 |
1992.06.03 |
| 申请号 |
EP19910310972 |
申请日期 |
1991.11.28 |
| 申请人 |
ECC INTERNATIONAL LIMITED |
发明人 |
JONES, THOMAS RICHARD;FALCON-STEWARD, HUGH ROBIN;PHILLIPS, REGINALD LEYLAND |
| 分类号 |
B01D33/15;B01D33/27;B03B5/00;B03B5/56;B07B1/00;B07B1/08;B07B13/16 |
主分类号 |
B01D33/15 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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