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发明名称
SOLVENT EXTRACTION METHOD
摘要
申请公布号
US3505203(A)
申请公布日期
1970.04.07
申请号
USD3505203
申请日期
1967.06.26
申请人
UNIV. OIL PRODUCTS CO.
发明人
EDWIN F. NELSON
分类号
C10G1/00;C10G1/04;C10G45/00;(IPC1-7):C10G1/00
主分类号
C10G1/00
代理机构
代理人
主权项
地址
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