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发明名称
SLUDGE INTAKE
摘要
申请公布号
SU589385(A1)
申请公布日期
1978.01.25
申请号
SU19762318638
申请日期
1976.01.30
申请人
VNII BEZOPASNOSTI TRUDA V GORNORUDNOJ PROMYSHLENNOSTI
发明人
POPOVICH STEPAN P,SU;LOGVINOV VALERIJ P,SU;RYASNOJ VITALIJ M,SU
分类号
E21B21/015;(IPC1-7):E21C7/02
主分类号
E21B21/015
代理机构
代理人
主权项
地址
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