| 发明名称 |
STACKED ANNULAR SPICULE SCREEN COMPLEX WITH THREE DEGREES OF ROTATION |
| 摘要 |
<p>CASE 4321/CAN "SCREENING APPARATUS" The sizing screen comprises a plurality of rotatable screening decks mounted co-axially one below the other. The uppermost screening deck is rotated at a slower speed than the relative fast revolving lowermost screen deck.</p> |
| 申请公布号 |
CA1179298(A) |
申请公布日期 |
1984.12.11 |
| 申请号 |
CA19810390343 |
申请日期 |
1981.11.18 |
| 申请人 |
COAL INDUSTRY (PATENTS) LIMITED |
发明人 |
ARMSTRONG, MICHAEL P.;O'BRIAN, RODNEY W.;GILLIVER, STANLEY |
| 分类号 |
B07B1/08;B07B13/16;(IPC1-7):B07B1/00 |
主分类号 |
B07B1/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
