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发明名称
METHOD OF CLEANING WATERS FROM FILTERS RINSING WITH GRANULATED FILLER
摘要
申请公布号
PL272348(A1)
申请公布日期
1989.11.13
申请号
PL19880272348
申请日期
1988.05.09
申请人
BIPRONAFT
发明人
CEAPOR ALEKSANDER
分类号
C02F;C02F1/52;(IPC1-7):C02F/
主分类号
C02F
代理机构
代理人
主权项
地址
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