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经营范围
发明名称
MICROPOROUS PVA MEMBRANE AND ITS PRODUCTION
摘要
申请公布号
GB2024827(A)
申请公布日期
1980.01.16
申请号
GB19790017987
申请日期
1979.05.23
申请人
KURARAY CO LTD
发明人
分类号
B01D67/00;B01D71/38;B01D71/78;B01D71/80;C08J9/26;(IPC1-7):C08J9/26;B01D13/04;D01D5/24
主分类号
B01D67/00
代理机构
代理人
主权项
地址
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