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Patent Searching and Data


Title:
GLASS BLOCK AND ITS PRODUCTION
Document Type and Number:
Japanese Patent JP2000191340
Kind Code:
A
Abstract:

To provide a processing for effectively utilizing green bottle glass cullet and bottle glass cullet into which this cullet is incorporated.

Glass raw material consisting of 50 to 95 wt.% bottle glass cullet containing 0.01 to 0.5 wt.% Cr2O3, 0 to 0.05 wt.% CuO and 0 to 0.003 wt.% CoO and 50 to 50 wt.% correction batch is melted and is vitrified. The molten glass is then molded to a pair of block pieces having recessed parts and, thereafter, the open end edges of both block pieces are fused, by which the hollow glass bottle is produced.


Inventors:
YAMAJI MICHIO
Application Number:
JP36988298A
Publication Date:
July 11, 2000
Filing Date:
December 25, 1998
Export Citation:
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Assignee:
NIPPON ELECTRIC GLASS CO
International Classes:
C03C6/02; E04C1/00; E04C1/42; B09B3/00; (IPC1-7): C03C6/02; E04C1/00; E04C1/42