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发明名称
Method of hardening bauxite with calcium sulfate
摘要
申请公布号
US2595943(A)
申请公布日期
1952.05.06
申请号
US19490089813
申请日期
1949.04.26
申请人
POROCEL CORPORATION
发明人
HEINEMANN HEINZ
分类号
B01J20/12;B01J27/051;B01J27/053
主分类号
B01J20/12
代理机构
代理人
主权项
地址
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