METHOD OF FORMING POLISHED GLASS ON NONFREE LIQUID-FILM METAL SURFACE Russian patent published in 1998 - IPC

Abstract RU 2123981 C1

FIELD: glass industry. SUBSTANCE: method consists in contacting of glass mass with molding surface coated with a layer of medium-melting metal whose melting point is lower than temperature of glass transition of glass mass. In contact of high-temperature glass mass with metal layer, film of metal melt is formed on which polished surface of glass is formed. The method allows production of polished glass of all types (figured, optical, household, etc.). EFFECT: higher efficiency.

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RU 2 123 981 C1

Authors

Dates

1998-12-27Published

1993-12-23Filed