发明名称 composition of self-protected powder wire
摘要 A composition of self-protected powder wire contains a shell made of 65 steel filled with fluorspar, marble, ferrotitanium, iron powder, perovskite concentrate, ferromanganese, ferrosilicon and aluminum.
申请公布号 UA32719(U) 申请公布日期 2008.05.26
申请号 UA20080000803U 申请日期 2008.01.23
申请人 DONBAS STATE MACHINE BUILDING ACADEMY 发明人 HRYN'' OLEKSANDR HRYHOROVYCH;BOIKO IHOR OLEKSANDROVYCH
分类号 B23K35/30 主分类号 B23K35/30
代理机构 代理人
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