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发明名称
PUMPING APPARATUS AND METHOD
摘要
申请公布号
GB2020066(A)
申请公布日期
1979.11.07
申请号
GB19790013747
申请日期
1979.04.20
申请人
PHILLIPS PETROLEUM CO
发明人
分类号
G05D16/20;(IPC1-7):G05D16/00
主分类号
G05D16/20
代理机构
代理人
主权项
地址
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