C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
Four electrique pour la fusion d'une charge non homogene et le melange de la matiere fondue, et procede pour optimiser la fusion d'un oxyde et melanger l'oxyde
Procédé de fabrication en continu d'un barreau de verre, notamment pour la réalisation de matrices laser ou de préformes pour tirage de fibres optiques