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发明名称
Hydrocarbon resin recovery process
摘要
申请公布号
US2683139(A)
申请公布日期
1954.07.06
申请号
US19510250559
申请日期
1951.10.09
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
LEARY ROBERT F.;WELCH LESTER MARSHALL
分类号
C08F36/04
主分类号
C08F36/04
代理机构
代理人
主权项
地址
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