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发明名称
PRODUCTION OF MARTENSITIC STAINLESS STEEL BILLET FOR SEAMLESS STEEL PIPE
摘要
申请公布号
JPH02270915(A)
申请公布日期
1990.11.06
申请号
JP19890093885
申请日期
1989.04.13
申请人
SUMITOMO METAL IND LTD
发明人
KAWABATA HIROKI
分类号
C21D8/10
主分类号
C21D8/10
代理机构
代理人
主权项
地址
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