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发明名称
Process for the production of easily filterable magnesia and ammonium-magnesium-double salt
摘要
申请公布号
GB693108(A)
申请公布日期
1953.06.24
申请号
GB19500002004
申请日期
1950.01.25
申请人
WINTERSHALL A.G.;HELLMUTH KEITEL
发明人
分类号
C01F5/20
主分类号
C01F5/20
代理机构
代理人
主权项
地址
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