发明名称 |
LIQUIFIED GAS FEEDER |
摘要 |
A liquid-gas pumping apparatus includes an immersion pump and motor unit vertically slidable within a housing extending into a cryogenic liquid storage tank, a plurality of valves opened by engagement with the pump and motor unit are circumferentially spaced adjacent the bottom of the housing with one of the valves adapted to be opened before the other valves and permanent electrical supply contacts extending through the housing to be engaged by contacts on the pump and motor unit. |
申请公布号 |
JPS54111101(A) |
申请公布日期 |
1979.08.31 |
申请号 |
JP19780017085 |
申请日期 |
1978.02.16 |
申请人 |
SIEMENS AG;RHEINHUETTE VORM BECK & CO |
发明人 |
BURUUNO AUFUTAA;KARURUHAINTSU WAAGUNAA;GIYUNTAA GURIMU;MANFUREETO PURAISU |
分类号 |
F04D7/02;F04B53/00;F04D29/60 |
主分类号 |
F04D7/02 |
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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