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Patent Searching and Data


Title:
PRODUCTION OF CHROMIUM AVENTURINE GLASS
Document Type and Number:
Japanese Patent JPS6016832
Kind Code:
A
Abstract:

PURPOSE: To produce chromium aventurine glass from worthless raw material, by using waste glaze of enamelware and chromium plating sludge as the raw materials.

CONSTITUTION: A mixture of waste enamelware glaze and 0.3W4wt% (dry basis) chromium plating sludge is put into a crucible, melted at ≥1,300°C in an electric furnace, and maintained at 1,100W1,300°C for ≥10min. Innumerable fine crystals of chromium oxide are separated out in the glass by this process to form the objective chromium aventurine glass.


Inventors:
SUZUKI BAN
MUKAI KEIICHI
Application Number:
JP12166983A
Publication Date:
January 28, 1985
Filing Date:
July 06, 1983
Export Citation:
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Assignee:
TOKYO PREFECTURE
International Classes:
C03C8/14; C03C10/00; C03C8/00; (IPC1-7): C03C10/00