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经营范围
发明名称
Improvements in or relating to spray type gas washers for stage treatment of gas with liquid
摘要
申请公布号
GB747527(A)
申请公布日期
1956.04.04
申请号
GB19540009912
申请日期
1954.04.05
申请人
KOPPERS COMPANY, INC.
发明人
分类号
B01D47/06
主分类号
B01D47/06
代理机构
代理人
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地址
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