Title:
コークス炉のドアクリーナ
Document Type and Number:
Japanese Patent JP3561431
Kind Code:
B2
Inventors:
Tsuneo Nagamine
Masahiro Shiba
Shunji Ikeda
Masahiro Shiba
Shunji Ikeda
Application Number:
JP5347299A
Publication Date:
September 02, 2004
Filing Date:
March 02, 1999
Export Citation:
Assignee:
jfe Steel Corporation
Otsuto Co., Ltd.
Otsuto Co., Ltd.
International Classes:
C10B25/02; C10B43/04; C10B43/08; (IPC1-7): C10B43/04; C10B25/02; C10B43/08
Domestic Patent References:
| JP4164992A | ||||
| JP54055003A | ||||
| JP633946U | ||||
| JP266655U |
Attorney, Agent or Firm:
Yoshio Kosugi
Masaki Yamada
Masaki Yamada