Title:
還元環境での液中バーナー炉におけるケイ酸塩又はガラスの調製
Document Type and Number:
Japanese Patent JP4709152
Kind Code:
B2
Abstract:
The invention relates to a process for preparing a silicate of an element chosen from alkali metals, alkaline-earth metals or rare earths, comprising a reaction between silica and a sulfate of said element in a reactor equipped with at least one submerged burner within a molten mass, said submerged burner being fed with a gas containing oxygen, an excess of fuel/reducing agent being introduced into the reactor relative to the oxygen effectively consumed. The process allows the reaction to be carried out satisfactorily and at relatively low temperature.
Inventors:
Jack, remi
Jumbo one, pierre
Palmieri, Biagio
Latierre, Melanie
Jumbo one, pierre
Palmieri, Biagio
Latierre, Melanie
Application Number:
JP2006526668A
Publication Date:
June 22, 2011
Filing Date:
September 07, 2004
Export Citation:
Assignee:
Saint-Gobain Glass France
International Classes:
C01B33/20; C01B33/187; C01B33/24; C01B33/32; C03B3/02; C03B5/235; C03C1/02; C03B1/00
Domestic Patent References:
| JP2002536277A | ||||
| JP61014141A | ||||
| JP61036124A |
Foreign References:
| WO2001074712A1 | ||||
| US1425048 | ||||
| US2352738 | ||||
| US5785940 | ||||
| WO2003031357A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu