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发明名称
METHOD OF PREPARING SORBENT FOR CLEANING WATER TO REMOVE PETROLEUM AND PETROLEUM DERIVATIVES
摘要
申请公布号
RU2090258(C1)
申请公布日期
1997.09.20
申请号
RU19950107387
申请日期
1995.05.06
申请人
KIZILSHTEJN LEONID YA
发明人
KIZILSHTEJN LEONID YA
分类号
B01J20/16;B01J20/22;(IPC1-7):B01J20/16
主分类号
B01J20/16
代理机构
代理人
主权项
地址
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