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发明名称
METHOD OF SUB-MERGED ARC WELDING WITHOUT HIGH TEMPERATURE CRACK
摘要
申请公布号
KR0135346(B1)
申请公布日期
1998.07.01
申请号
KR19940034910
申请日期
1994.12.19
申请人
POSCO
发明人
JUNG, HONG-CHOL
分类号
B23K9/18;(IPC1-7):B23K9/18
主分类号
B23K9/18
代理机构
代理人
主权项
地址
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