【発明の名称】鋼管の圧延方法

Title:

【発明の名称】鋼管の圧延方法

Document Type and Number:

Japanese Patent JPH0785804

Kind Code:

B2

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Inventors:

Kazuo Watanabe
Ichiro Masuda
Uchida Hide
Hiromi Seki

Application Number:

JP17378586A

Publication Date:

September 20, 1995

Filing Date:

July 25, 1986

Export Citation:

Assignee:

Nippon Steel Corporation

International Classes:

B21B19/14; (IPC1-7): B21B19/14

Domestic Patent References:

JP59113908A

Attorney, Agent or Firm:

Tomoyuki Yathata (1 outside)

Next Patent: 薄鋼板熱間圧延用ロール