POROUS HIGH ALUMINA CAST REFRACTORY AND METHOD FOR

专利名称：POROUS HIGH ALUMINA CAST

REFRACTORY AND METHOD FOR ITSPRODUCTION

发明人：ISHINO, Toshihiro,c/o Asahi Glass Company

Limited

申请号：EP01934401.9申请日：20010530公开号：EP1288177B1公开日：20071212

摘要：The object of the present invention is to provide a refractory having sufficientcorrosion resistance against alkali vapors and excellent thermal shock resistance which islight in weight and suitable for glass tank furnaces. The present invention provides a high-alumina fused cast refractory comprising from 94 to 98% of Al2O3, from 1 to 6%, in total,of Na2O and/or K2O, which is mainly composed of alpha-Al2O3 crystals and beta-Al2O3crystals, has pores dispersed in it and has a porosity of from 5 to 30%.

申请人：ASAHI GLASS CO LTD

地址：JP

国籍：JP

代理机构：Müller-Boré & Partner Patentanwälte

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