Original document(10 pages) Authorized document(10 pages) 中文版
    The light heat-insulating firebrick contains flyash 70-90%, other light material 5-25%, clay or bentone as adhesive 5-25% and compound additive. Its main raw material is unsorted flyash as industrial waste and the product has the essentially same property as bouldery heat-insulating firebrick but one half lower cost. The said product may be used as heat-insulating layer of industrial furnaces and kilns.
Application Number
申请号		 94111126 Application Date
申请日		 1994.08.19
Title 名称 Light heat insulation refractory brick made of powdered coal ash
Publication Number
公开号		 1102822 Publication Date
公开日		 1995.05.24
Approval Pub. Date Granted Pub. Date 2001.02.28
International Classification 分类号 C04B18/08
Applicant(s) Name
申请人		 Wuhan Metallurgy Construction Inst. of Ministry of Metallurgical Industry
Address 地址 430081
Inventor(s) Name 发明人 Du Hong
Attorney & Agent 代理人 SHI JIAN

  
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