Title: Formula and process of preparing devitroceram using flyash
Application Number: 93115755 Application Date: 1993.08.21
Publication Number: 1099359 Publication Date: 1995.03.01
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C03B32/02,C03C10/06
Applicant(s) Name: Chen Shujun Address: 110011
Inventor(s) Name: Chen Shujun
Attorney & Agent: ZHANG YANGSHENG
Abstract:
     The raw materials of this invention include: flyash, silica, quartz powder, alumina, zinc oxide, calcium oxide, soda ash, potash, sodium nitrate, titanium oxide, fluorite. white arsenic. Its preparation process includes: compounding, high-temp. melting at a temp. of at 1400-1600 deg.C., water quenching, shaping, high-temp. crystallization, at 900-1300 deg.C for 10 hrs, annealing, demoulding, finally, grinding polishing, cutting and packing.
Time: 13
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