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发明名称
Process for the manufacture of white portland cement in a rotary kiln
摘要
申请公布号
GB420478(A)
申请公布日期
1934.12.03
申请号
GB19340010084
申请日期
1934.04.03
申请人
JEAN MERCELIS
发明人
分类号
C04B7/42
主分类号
C04B7/42
代理机构
代理人
主权项
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