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发明名称
Pour depressants
摘要
申请公布号
US2525076(A)
申请公布日期
1950.10.10
申请号
US19480059196
申请日期
1948.11.09
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
MIKESKA LOUIS A.;LIPPINCOTT SAMUEL B.
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