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经营范围
发明名称
Recovery of phthalic anhydride
摘要
申请公布号
US3187016(A)
申请公布日期
1965.06.01
申请号
US19610145120
申请日期
1961.10.16
申请人
HALCON INTERNATIONAL, INC.
发明人
BROWN DAVID;COWAN ALFRED V.;LUTZ JOHN H.
分类号
C07C51/573
主分类号
C07C51/573
代理机构
代理人
主权项
地址
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