DEVICE FOR SUPPLYING GLASS MELT FROM FEEDER OF GLASS FURNACE INTO GLASS FIBER FORMATION ZONE

摘要

1,218,484. Glass feeder. P. G. YANTSEV, A. M. PROKHOROV, S. S. KUTUKOV, N. P. KONININ, A. N. ZOLOTOVA, R. G. CHERNYAKOV, S. F. ANDREEV, V. P. NOVIKOV, L. V. TSYRINA and N. E. KOSLOV. 7 May, 1969, No. 23220/69. Heading C1M. A nozzle bushing 12 is spaced from the bottom of a glass furnace feeder 2 and connected therewith by a tube 16, electric heating means 13 and 14 for maintaining the molten glass temperature being provided, each such heating means comprising a tube 17 connected to said tube 16 and located within currentcarrying members 18 (supplied with current by lead-ins 19), one such means being connected to the furnace feeder bottom and the other located with a clearance " a " in the throat of the nozzle bushing. The said clearance is filled by solidified glass in operation. The tubes 16 and 17 may be of platinum/rhodium alloy. Tubes 17 may be surrounded by kaolin wool, as may the tube 16 (kaolin wool 20). Fibres may be drawn from orifices 21 in the bushing, which fibres may be formed into a mat.