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经营范围
发明名称
Blast furnace and heater combination
摘要
申请公布号
US2832681(A)
申请公布日期
1958.04.29
申请号
US19530391674
申请日期
1953.11.12
申请人
KO-WE NIEDERSCHACHTOFEN G.M.B.H.
发明人
KOPPENBERG HEINRICH;WENZEL ALFRED WILLI WERNER
分类号
C21B5/00;C21B7/00
主分类号
C21B5/00
代理机构
代理人
主权项
地址
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