Tag Archives: haydite

Sludge roasting process of producing haydite

Application Number: 00111382Application Date: 2000.09.21Publication Number: 1344697Publication Date: 2002.04.17Priority Information: International: C04B38/00;C04B38/06Applicant(s) Name: Wang ShenAddress: Inventor(s) Name: Jia Zhendian;Wang ShenPatent Agency Code: 00000Patent Agent: Abstract The present invention roasts light and high strength haydite by using sludge containing organic matter 3-15 wt% and sand 5 wt% as material and roasting in monocylinder rotary kiln with… Read More »

Haydite sluge from Dianchi Lake and its preparation

Application Number: 00112620Application Date: 2000.01.11Publication Number: 1269336Publication Date: 2000.10.11Priority Information: International: C04B18/30Applicant(s) Name: Li MingcongAddress: Inventor(s) Name: Li Mingcong;Shen Tianxiang;Yang ZhigangPatent Agency Code: 53101Patent Agent: cai lingAbstract The present invention relates to a Dianchi sludge ceramsite and its preparation method. Said ceramsite is made up by using sludge accumulated in Dianchi lake of Yunnan prov.… Read More »

Light haydite of powdered coal ash and its preparing process

Application Number: 00110161Application Date: 2000.02.25Publication Number: 1264688Publication Date: 2000.08.30Priority Information: International: C04B18/08;C04B38/00Applicant(s) Name: Zhao ChuanwenAddress: Inventor(s) Name: Zhao Chuanwen;Li Renfu;Zhang YuzhenPatent Agency Code: 23100Patent Agent: chan shumeiAbstract A light haydite used for thermal insulating engineering, light-aggregate concrete engineering, ship, dock, etc. contains such components as SiO2 (55-65%), Al2O3 (15-27%), Fe2O3 (3-7%), CaO (0.2-0.6%), MgO (0.3-0.5%)… Read More »