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发明名称
SUBMERGED ARC DC FURNACE
摘要
申请公布号
ZA200903078(B)
申请公布日期
2010.02.24
申请号
ZA20090003078
申请日期
2009.05.05
申请人
GREYLING HENDRIK WILLEM;GREYLING FREDERIK PETRUS
发明人
GREYLING HENDRIK WILLEM;GREYLING FREDERIK PETRUS
分类号
F27B;H02J;H05B
主分类号
F27B
代理机构
代理人
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地址
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