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发明名称
PRODUCTION OF RESISTANCE WELDED TUBE EXCELLENT IN HYDROGEN-INDUCED CRACKING RESISTANCE
摘要
申请公布号
JPH02240211(A)
申请公布日期
1990.09.25
申请号
JP19890059079
申请日期
1989.03.11
申请人
SUMITOMO METAL IND LTD
发明人
KUSHIDA TAKAHIRO
分类号
C21D8/02;C21D8/10;C22C38/00;C22C38/06;C22C38/50
主分类号
C21D8/02
代理机构
代理人
主权项
地址
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