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发明名称
DEVICE FOR STIRRING AND LOOSENING OF SEDIMENT ON SILT SITE
摘要
申请公布号
RU1770293(C)
申请公布日期
1992.10.23
申请号
SU19904888220
申请日期
1990.12.06
申请人
TSNII OLOVYANNOJ PROMYSHLENNOSTI
发明人
PLOTNIKOV NIKOLAJ I,SU
分类号
C02F11/12;C02F103/00
主分类号
C02F11/12
代理机构
代理人
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