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经营范围
发明名称
Improved membrane
摘要
申请公布号
GB9808689(D0)
申请公布日期
1998.06.24
申请号
GB19980008689
申请日期
1998.04.23
申请人
KALSEP LIMITED
发明人
分类号
B01D61/02;B01D61/14;B01D67/00;B01D71/52;B01D71/68;C08L81/06
主分类号
B01D61/02
代理机构
代理人
主权项
地址
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