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发明名称
Solvent extraction of petroleum oils
摘要
申请公布号
US2210383(A)
申请公布日期
1940.08.06
申请号
US19370138068
申请日期
1937.04.21
申请人
CARBIDE AND CARBON CHEMICALS CORPORATION
发明人
JR. JOHN M. RUSS,;FIFE HARVEY R.
分类号
C10G21/12
主分类号
C10G21/12
代理机构
代理人
主权项
地址
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