Tag Archives: quartzite

Iron eliminating method for quartzite

Application Number: 00120586Application Date: 2000.11.20Publication Number: 1295040Publication Date: 2001.05.16Priority Information: International: C03C1/00;C03C6/04;C03C8/00;C04B14/06;C04B33/10Applicant(s) Name: Li HongAddress: Inventor(s) Name: Li HongPatent Agency Code: 00000Patent Agent: Abstract Based on the feature that iron ions exist in the surface of and inside the cracks in the quartzite and water exists on the surface of quartzite to shield the iron… Read More »

Production process of high-silicon quartzite powder

Application Number: 00107107Application Date: 2000.04.17Publication Number: 1318527Publication Date: 2001.10.24Priority Information: International: C03B20/00Applicant(s) Name: Yuan MaohaoAddress: Inventor(s) Name: Yuan Maohao;Yuan DehongPatent Agency Code: 36104Patent Agent: zeng jiantiAbstract High-silicon quartzite powder is produced through the process of quartzite ore separation, sintering, screening, ball grinding and sieving. The process features that sintering in reverberatory kiln at 1480-1600 deg.c… Read More »