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发明名称
REFINING OF PETROLEUM HYDROCARBONS
摘要
申请公布号
CA549567(A)
申请公布日期
1957.12.03
申请号
CAD549567
申请日期
申请人
THE BRITISH PETROLEUM COMPANY LIMITED
发明人
PERCY HAINSWORTH;ERIC MCNEILL
分类号
主分类号
代理机构
代理人
主权项
地址
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