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发明名称
Verfahren zum Betrieb einer mehrstufigen Fluessigkeitsringpumpe
摘要
申请公布号
DE1632321(A1)
申请公布日期
1970.10.29
申请号
DE19671632321
申请日期
1967.12.15
申请人
SIEMENS AG
发明人
MENTSCHEL,DIPL.-ING.HELLMUTH
分类号
B04B5/00;F04C19/00
主分类号
B04B5/00
代理机构
代理人
主权项
地址
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