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发明名称
A GAS PUMPING DEVICE
摘要
A gas pumping device where the pumping element (13) is mounted on a vertical axle (14). The axle is surrounded by a bearing and sealing part (15). As lubricant and sealing fluid a liquid phase of the pumped medium is used.
申请公布号
SE8305775(D0)
申请公布日期
1983.10.20
申请号
SE19830005775
申请日期
1983.10.20
申请人
ATLAS COPCO AB NACKA
发明人
A * VIERTLER
分类号
F04D29/10
主分类号
F04D29/10
代理机构
代理人
主权项
地址
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