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发明名称
Process for the activation of clay and manufacture of hydrochloric acid
摘要
申请公布号
US1890474(A)
申请公布日期
1932.12.13
申请号
US19310541359
申请日期
1931.06.01
申请人
CHESTER TIETIG
发明人
TIETIG CHESTER
分类号
B01J20/12
主分类号
B01J20/12
代理机构
代理人
主权项
地址
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