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经营范围
发明名称
Treatment of acid sludge
摘要
申请公布号
US1953225(A)
申请公布日期
1934.04.03
申请号
US19310568050
申请日期
1931.10.10
申请人
CHEMICAL CONSTRUCTION CORPORATION
发明人
HECHENBLEIKNER INGENUIN
分类号
C01B17/58;C01B17/92
主分类号
C01B17/58
代理机构
代理人
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地址
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