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经营范围
发明名称
Dehydration of caustic alkali
摘要
申请公布号
US2562495(A)
申请公布日期
1951.07.31
申请号
US19480043524
申请日期
1948.08.10
申请人
DIAMOND ALKALI COMPANY
发明人
HULME RICHARD E.
分类号
B01D1/06;C01D1/42
主分类号
B01D1/06
代理机构
代理人
主权项
地址
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