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发明名称
PROCESS FOR THE PREPARATION OF CALCIUM SULPHATE ALPHA-HEMI-HYDRATE
摘要
申请公布号
GB1280604(A)
申请公布日期
1972.07.05
申请号
GB19700004378
申请日期
1970.01.29
申请人
VERENIGDE BEDRIJVEN BREDERO N.V.
发明人
分类号
C01F11/46
主分类号
C01F11/46
代理机构
代理人
主权项
地址
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