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发明名称
CENTRIFUGAL PUMP IMPELLER WITH LOW SPECIFIC SPEED
摘要
<p>Kreiselpumpenlaufrad, deren Schaufelkanäle (5) in den Laufraddeckscheiben (3, 7) und im Bereich des Laufradaußendurchmessers eine schlitzförmige Öffnung (6) aufweisen.</p>
申请公布号
WO1990007650(A1)
申请公布日期
1990.07.12
申请号
EP1989001522
申请日期
1989.12.12
申请人
发明人
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主分类号
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