Process for the production of glass

Details Process for the production of glass Process for the production of glass

C - Chemistry, Metallurgy

03

C

49/78.1

C03C 3/06 (2006.01) C03B 5/00 (2006.01)

Patent

CA 1306870

ABSTRACT OF THE DISCLOSURE A process for the production of a glass by the vacuum melting method using silica as a raw material is disclosed, comprising filling a silica fine powder in a suitable vessel, heating it in the presence of an accelerator for phase conversion to obtain a porous formed body consisting of a cristobalite phase, and then heating and melting the formed body in vacuo. According to the present invention, a transparent and active glass having a high quality can be produced at an inexpensive cost.

502622

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