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经营范围
发明名称
Anion exchange resin prepared with urea, paraformaldehyde, and aniline hydrochloride and process of removing acids from liquids therewith
摘要
申请公布号
US2431251(A)
申请公布日期
1947.11.18
申请号
US19440520795
申请日期
1944.02.02
申请人
THE PERMUTIT COMPANY
发明人
HOLMES ERIC LEIGHTON
分类号
B01J41/12;C08G12/04
主分类号
B01J41/12
代理机构
代理人
主权项
地址
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