Title:
延靭性に優れたパーライト系高強度レールおよびその製造方法
Document Type and Number:
Japanese Patent JP4061141
Kind Code:
B2
Inventors:
Kenichi Mine
Koichi Uchino
Ueda Shoji
Koichi Uchino
Ueda Shoji
Application Number:
JP2002201207A
Publication Date:
March 12, 2008
Filing Date:
July 10, 2002
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
C21D9/04; C22C38/00; C22C38/04; C22C38/54
Domestic Patent References:
| JP62161917A | ||||
| JP6279928A |
Attorney, Agent or Firm:
Hiroaki Tamura
Tsugeko Shigeo
Yoshiyuki Watanabe
Tsugeko Shigeo
Yoshiyuki Watanabe