发明名称 |
Screw spindle vacuum pump with gas cooling |
摘要 |
The pump has in-feed of cooled gas or fresh air through an open or closed gas cycle in the space at the pressure side/outlet side of the rotors. The gas cycle is a gas/gas or gas/liquid heat exchanger and contains a blower to drive the cycle.
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申请公布号 |
DE19817351(A1) |
申请公布日期 |
1999.10.21 |
申请号 |
DE19981017351 |
申请日期 |
1998.04.18 |
申请人 |
FRIEDEN, PETER |
发明人 |
FRIEDEN, PETER |
分类号 |
F04C18/16;F04C29/00;F04C29/02;F04C29/04;F04C29/12;(IPC1-7):F04C18/16;F04C23/02;F04C25/02;F04C29/10 |
主分类号 |
F04C18/16 |
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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