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发明名称
EXTRACTING BITUMEN
摘要
申请公布号
AU541169(B2)
申请公布日期
1984.12.20
申请号
AU19800060887
申请日期
1980.07.29
申请人
CHEVRON RESEARCH CO.
发明人
DAVID S. MITCHELL
分类号
C10G1/04;(IPC1-7):C10G1/04
主分类号
C10G1/04
代理机构
代理人
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地址
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