Title:
ガラス溶融炉内部観察装置およびガラス溶融炉内部観察方法
Document Type and Number:
Japanese Patent JP4900776
Kind Code:
B2
Inventors:
Koji Ikegami
Toshimasa Kanai
Toshimasa Kanai
Application Number:
JP2005368343A
Publication Date:
March 21, 2012
Filing Date:
December 21, 2005
Export Citation:
Assignee:
Nippon Electric Glass Co., Ltd.
International Classes:
F27D21/02; G02B5/28; C03B5/16; F27B17/00
Domestic Patent References:
| JP2002323212A | ||||
| JP2003329841A | ||||
| JP2002130639A | ||||
| JP2003215470A | ||||
| JP2002128542A | ||||
| JP5060473A | ||||
| JP8129105A |
Attorney, Agent or Firm:
Hideka Tanaka
Yoshiyuki Shiraishi
Kunihiko Shiromura
Tsuyoshi Kumano
Hiroaki Yamane
Yoshiyuki Shiraishi
Kunihiko Shiromura
Tsuyoshi Kumano
Hiroaki Yamane