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发明名称
POLYESTERS OF POLYCARBOXYLIC POLYNUCLEAR AROMATIC ACIDS PREPARED FROM LUBRICATING OIL SOLVENT EXTRACTS
摘要
申请公布号
CA730754(A)
申请公布日期
1966.03.22
申请号
CAD730754
申请日期
申请人
THE PURE OIL COMPANY
发明人
WALTER E. KRAMER;LOUIS A. JOO
分类号
主分类号
代理机构
代理人
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