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经营范围
发明名称
A process for the preparation of alumina from clay or other aluminium-containing materials
摘要
申请公布号
GB554591(A)
申请公布日期
1943.07.12
申请号
GB19390031285
申请日期
1939.12.01
申请人
ENGLISH CLAYS, LOVERING, POCHIN & COMPANY LIMITED;REGINALD JOHN DAVIES;HENRY OSCAR DERING;THOMAS WEBSTER PARKER
发明人
分类号
C01F7/26
主分类号
C01F7/26
代理机构
代理人
主权项
地址
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