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发明名称
COMPOSITE DUAL TUBING
摘要
申请公布号
EP0047527(A3)
申请公布日期
1982.03.24
申请号
EP19810107065
申请日期
1981.09.08
申请人
NIPPON STEEL CORPORATION
发明人
SASAKI, TAKESADA;ENDO, HIROSHI;ZAMA, YOSHIMASA;SHIRAISHI, MASAHIKO;MIURA, YOSINARI;YAMAGUCHI, MASAYUKI
分类号
F16L55/02;B21C37/15;F01N13/08;F01N13/14;F16L9/21;(IPC1-7):F16L55/02;F01N7/14
主分类号
F16L55/02
代理机构
代理人
主权项
地址
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