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发明名称
Способ флотации углей
摘要
申请公布号
SU91990(A1)
申请公布日期
1950.11.30
申请号
SU19500413792
申请日期
1950.03.08
申请人
BEZRADETSKIJ N.N.;KUNIN A.M.;SOKOLOVA M.A.;TRUSHLEVICH V.I.
发明人
BEZRADETSKIJ N.N.;KUNIN A.M.;SOKOLOVA M.A.;TRUSHLEVICH V.I.
分类号
B03D1/004
主分类号
B03D1/004
代理机构
代理人
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地址
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