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经营范围
发明名称
DISENGAGING SOLIDS FROM A LIFT GAS
摘要
申请公布号
CA602453(A)
申请公布日期
1960.07.26
申请号
CAD602453
申请日期
申请人
SHELL OIL COMPANY
发明人
JOANNES A. W. J. VAN DOMMELEN
分类号
主分类号
代理机构
代理人
主权项
地址
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