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发明名称
Способ получения портланд-цемента
摘要
申请公布号
SU56209(A1)
申请公布日期
1938.11.30
申请号
SUD56209
申请日期
1938.04.02
申请人
DOROFEEV I.M.;MIRZA A.KH.
发明人
DOROFEEV I.M.;MIRZA A.KH.
分类号
C04B7/52
主分类号
C04B7/52
代理机构
代理人
主权项
地址
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