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经营范围
发明名称
Liquid phthalic anhydride recovery
摘要
申请公布号
US2817416(A)
申请公布日期
1957.12.24
申请号
US19540406638
申请日期
1954.01.28
申请人
CALIFORNIA RESEARCH CORPORATION
发明人
JR. CALVIN S. SMITH,
分类号
B01D7/00;C07C51/573
主分类号
B01D7/00
代理机构
代理人
主权项
地址
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