发明名称 Circulation pump
摘要 A circulation pump for fluid and, in particular, a rotary pump with a rotatable impeller and a degassing device is suggested, wherein the degassing device comprises a gas line which opens at a first end into an area on the impeller and which opens at a second end into an area with a lower pressure in relation to an interior pressure of the circulation pump.
申请公布号 US2005089420(A1) 申请公布日期 2005.04.28
申请号 US20030682311 申请日期 2003.10.08
申请人 OLIVER LAING, KARSTEN LAING, AND BIRGER LAING 发明人 LAING KARSTEN
分类号 F04D9/00;(IPC1-7):F04B17/00;F04B35/04 主分类号 F04D9/00
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