Title:
GLASS ARTICLE MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/054126
Kind Code:
A1
Abstract:
This glass article manufacturing method comprises: a supplying step for supplying glass raw material 4 onto molten glass 2 stored in a melting chamber 3 of a glass melting furnace 1; a melting step for heating and melting the supplied glass raw material 4; and an outflowing step for causing the molten glass 2 to flow out of the melting chamber 3. The glass raw material 4 supplied from each of two adjacent screw feeders 5, 5 from among the plurality of screw feeders 5 is extended in parallel flows on the molten glass 2 with a gap therebetween, and the glass raw material 4 is heated and melted with only an electrode 8 and an electrode 9 immersed in the molten glass 2 inside the melting chamber 3.
Inventors:
TSUKAMOTO AKIYUKI (JP)
TENYAMA KAZUYUKI (JP)
TENYAMA KAZUYUKI (JP)
Application Number:
PCT/JP2018/030575
Publication Date:
March 21, 2019
Filing Date:
August 17, 2018
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
C03B5/027
Foreign References:
| JPH09208228A | 1997-08-12 | |||
| JPH01164735U | 1989-11-17 | |||
| JPS50133214A | 1975-10-22 | |||
| JPS5926931A | 1984-02-13 | |||
| JP2004091232A | 2004-03-25 |
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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