| 发明名称 |
SEALED CONVEYING APPARATUS |
| 摘要 |
A conveyor screw is mounted in a working chamber to convey a fluid material, and is sealed by a row or stack of sealing elements extending along a surface line of the conveyor screw perpendicular to the turns of the same.
|
| 申请公布号 |
US3652192(A) |
申请公布日期 |
1972.03.28 |
| 申请号 |
USD3652192 |
申请日期 |
1970.01.15 |
| 申请人 |
PUMPEN- UND MASCHINENFABRIK LEDERIE OHG |
发明人 |
HERMANN KRAMER;KARL-HEINZ HAHN |
| 分类号 |
F04C2/107;(IPC1-7):F01C19/02;F01C11/00;F04C27/00 |
主分类号 |
F04C2/107 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
