发明名称 |
Centrifugal pumping apparatus. |
摘要 |
<p>A centrifugal pump for pumping gas containing fiber suspensions includes a centrifugal pumping chamber (54); a centrifugal impeller (60) rotatably mounted within the pumping chamber (54); a liquid ring vacuum pump with a vacuum pump chamber (76) adjacent the centrifugal pumping chamber which includes a radially vaned vacuum pump rotor (96) mounted for rotation therein; an intermediate wall (72) separating the centrifugal pumping chamber from the liquid ring vacuum pump; and a gas inlet (94) and gas outlet (80) within the intermediate wall on the same side of the liquid-ring pump.</p> |
申请公布号 |
EP0474477(A2) |
申请公布日期 |
1992.03.11 |
申请号 |
EP19910308101 |
申请日期 |
1991.09.04 |
申请人 |
A. AHLSTROM CORPORATION |
发明人 |
VESALA, REIJO;VIKMAN, VESA |
分类号 |
F04D7/04 |
主分类号 |
F04D7/04 |
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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