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发明名称
PRODUCTION OF SEMIPERMEABLE POROUS MEMBRANE
摘要
申请公布号
JPH05220359(A)
申请公布日期
1993.08.31
申请号
JP19920028067
申请日期
1992.02.14
申请人
TOKUYAMA SODA CO LTD
发明人
KATAYAMA SHINTARO
分类号
B01D67/00;B01D71/82
主分类号
B01D67/00
代理机构
代理人
主权项
地址
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