Biogenic hierarchical porous rice husk SiO 2samples were prepared from pre-treating rice husk( RH) at low temperatures following TiO 2sol impregnation and pyrol
ZrN- SiA lO N composite materials were synthesized at 1 550 ℃ for 6 h via a carbothermal reduction nitridation route using fly ash( ≤74 μm),zircon( ≤44 μm)
<正>On March 29~(th),2013,the Establishing Meeting of 5~(th) Editorial Committee of China's Refractories as well as its 1~(st) Meeting were held in Luoyang,
High purity silica bricks have stable physical properties,except for the RUL( 0. 2 MPa) exhibiting extreme two different levels of high-level RUL T0. 6of 1 683-
<正>2013 Refractories Conference(including 2013(12~(th))China Symposium on Monolithic Refractories and 2013 China's Refractories Raw Materials Symposium)and