METHOD OF MULTI-LAYER GLASS PRODUCTION Russian patent published in 2013 - IPC C03C17/02 

FIELD: chemistry.

SUBSTANCE: method includes manufacturing of vessel and jar, blowing jar into vessel and its fusion with internal wall of vessel. Before blowing jar in, obsidian and/or perlite, milled to specific surface 4000-6000 cm²/g, is dispersed on its surface. For production of vessel and jar colourless or coloured glass can be applied. As a result of method implementation products, which contain gas bubbles between two layers, are obtained.

EFFECT: extension of assortment of artistic glass products.

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