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发明名称
HERSTELLUNGSVERFAHREN FÜR NAHTLOSES STAHLROHR
摘要
申请公布号
DE60224243(D1)
申请公布日期
2008.02.07
申请号
DE20026024243
申请日期
2002.03.22
申请人
JFE STEEL CORP.
发明人
TOYOOKA, TAKAAKI;MIYATA, YUKIO;KIMURA, MITSUO;ITOYAMA, SEIJI;KISHIMOTO, YASUO;NISHIKOORI, MASANORI;TAWARA, EIJI;OZAKI, SEIJI
分类号
B22D11/00;B22D11/22;B21B19/04;B21B19/06;B22D11/12;B22D11/124
主分类号
B22D11/00
代理机构
代理人
主权项
地址
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