C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
C03B17/02—Forming molten glass coated with coloured layers; Forming molten glass of different compositions or layers; Forming molten glass comprising reinforcements or inserts
C03B17/025—Tubes or rods
Landscapes
Chemical & Material Sciences
(AREA)
Engineering & Computer Science
(AREA)
Materials Engineering
(AREA)
Organic Chemistry
(AREA)
Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products
(AREA)
Dispositif d'alimentation rotative en fonte liquide d'une installation de coulee continue verticale d'un tuyau en fonte a graphite spheroidal