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发明名称
Process for the protection of carbon electrodes for electric furnaces
摘要
申请公布号
US2949430(A)
申请公布日期
1960.08.16
申请号
US19570675816
申请日期
1957.08.02
申请人
A/S ARDAL OG SUNDAL VERK
发明人
JORGENSEN ROLF
分类号
C25C3/12
主分类号
C25C3/12
代理机构
代理人
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