Title:
Atmosphere control method for continuous steel pipe annealing furnace
Document Type and Number:
Japanese Patent JP6332957
Kind Code:
B2
Inventors:
Kenji Kawate
Ichiro Morita
Yuji Mori
Hideaki Ando
Ichiro Morita
Yuji Mori
Hideaki Ando
Application Number:
JP2013260189A
Publication Date:
May 30, 2018
Filing Date:
December 17, 2013
Export Citation:
Assignee:
Daido Plant Industries, Ltd.
International Classes:
C21D1/76; C21D9/08; F27D7/06; F27D19/00; F27D21/00
Domestic Patent References:
| JP60251265A | ||||
| JP4259324A | ||||
| JP54072714A | ||||
| JP6025352U | ||||
| JP48039683B1 | ||||
| JP4083818A |
Foreign References:
| US20090253090 |
Attorney, Agent or Firm:
Kiyoshi Kojima
Masaru Suzuki
Yasuyuki Hiraiwa
Hiromasa Iriyama
Masaru Suzuki
Yasuyuki Hiraiwa
Hiromasa Iriyama