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发明名称
Traitement pour enlever les impuretés de l'eau
摘要
申请公布号
FR1392071(A)
申请公布日期
1965.03.12
申请号
FR19640966530
申请日期
1964.03.06
申请人
JOHNS-MANVILLE CORPORATION
发明人
分类号
B01D21/01;B01D37/02;C02F1/52;C02F1/54
主分类号
B01D21/01
代理机构
代理人
主权项
地址
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