Title:
冷間加工性及び結晶粒度特性に優れたボロン添加肌焼鋼鋼管の製造方法
Document Type and Number:
Japanese Patent JP4145764
Kind Code:
B2
More Like This:
Inventors:
Hiroyuki Nishimori
Application Number:
JP2003342487A
Publication Date:
September 03, 2008
Filing Date:
September 30, 2003
Export Citation:
Assignee:
Sanyo Special Steel Co., Ltd.
International Classes:
B21B19/04; C21D8/10; C22C38/00; C22C38/32; C22C38/54
Domestic Patent References:
JP2003342689A | ||||
JP2001152315A | ||||
JP551699A | ||||
JP364415A | ||||
JP3162524A |
Attorney, Agent or Firm:
Kenji Yokoi