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发明名称
TREATMENT OF RESIDUAL ASPHALTIC OILS WITH LIGHT HYDROCARBONS
摘要
申请公布号
CA605428(A)
申请公布日期
1960.09.20
申请号
CAD605428
申请日期
申请人
TEXACO DEVELOPMENT CORPORATION
发明人
DAVID K. BEAVON
分类号
主分类号
代理机构
代理人
主权项
地址
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