Title:
【発明の名称】熱間押出製管方法およびマンドレル
Document Type and Number:
Japanese Patent JPH0747173
Kind Code:
B2
Inventors:
Yu Nagase
Application Number:
JP2325990A
Publication Date:
May 24, 1995
Filing Date:
January 31, 1990
Export Citation:
Assignee:
SUMITOMO METAL INDUSTRIES,LTD.
International Classes:
B21C23/08; B21C25/04; (IPC1-7): B21C25/04; B21C23/08
Attorney, Agent or Firm:
Raw form Motoshige (1 person outside)
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