| 发明名称 |
LJUDNIVAKONTROLL FOR KONISKT OPPNADE VETSKERINGPUMPAR |
| 摘要 |
In liquid ring pumps having conical port members, cavitation and associated operating noise are reduced by providing a second subsidiary discharge port beyond the closing edge of the main discharge port in the direction of rotor rotation. |
| 申请公布号 |
SE456029(B) |
申请公布日期 |
1988.08.29 |
| 申请号 |
SE19840004984 |
申请日期 |
1984.10.05 |
| 申请人 |
THE NASH ENGINEERING COMPANY |
发明人 |
O B * OLSEN;C * BILIK;H * JOHNSON;C M * JOZEPAITIS |
| 分类号 |
F04C19/00;(IPC1-7):F04C7/00 |
主分类号 |
F04C19/00 |
| 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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