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发明名称
Composite blast furnace tuyere
摘要
申请公布号
US2500089(A)
申请公布日期
1950.03.07
申请号
US19470732738
申请日期
1947.03.06
申请人
WILLIAM M. BAILEY COMPANY
发明人
NEELY EUGENE M.
分类号
C21B7/16
主分类号
C21B7/16
代理机构
代理人
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地址
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