Title:
【発明の名称】電縫伝熱管とその製造方法
Document Type and Number:
Japanese Patent JP2580353
Kind Code:
B2
Inventors:
ASO MASANOBU
MAKI JUJI
KATO TETSUYA
SHIMIZU MAKOTO
WATANABE YOSHINORI
MAKI JUJI
KATO TETSUYA
SHIMIZU MAKOTO
WATANABE YOSHINORI
Application Number:
JP103390A
Publication Date:
February 12, 1997
Filing Date:
January 09, 1990
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F28F1/40; B21C37/15; B21D53/06; B23K13/00; (IPC1-7): F28F1/40; B21C37/15; B21D53/06
Domestic Patent References:
| JP5818092A | ||||
| JP5452314A |
Attorney, Agent or Firm:
Akasaka Saka (2 people outside)