Title:
ナトリウム含有炭素体の熱処理方法
Document Type and Number:
Japanese Patent JP4327086
Kind Code:
B2
Abstract:
Carbon bodies are heated in an oven under low pressure and while being swept with an inert gas, gaseous effluent containing elemental or compound sodium in sublimed form being continuously extracted from the oven via an effluent exhaust pipe. At least one sodium-neutralizing agent is injected into the effluent exhaust pipe immediately downstream from the outlet for exhausting gaseous effluent from the oven. The sodium-neutralizing agent is selected from carbon dioxide and steam, and it can be injected continuously into the flow of gaseous effluent.
Inventors:
Roncle, Jean-Etienne
Minee, Jackie
Minee, Jackie
Application Number:
JP2004520775A
Publication Date:
September 09, 2009
Filing Date:
July 11, 2003
Export Citation:
Assignee:
SNECMA PROPULSION SOLIDE
International Classes:
D01F9/22; F27D17/00; D01F9/12; D01F9/32; F27B5/16; F27D7/02
Domestic Patent References:
| JP2002069757A | ||||
| JP2005533200A | ||||
| JP2002121673A |
Foreign References:
| US5773122 |
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto