6Zhao Xianglong,Zeng Cai, Mao Yanyan, et al. The surface charac-teristics and reactivity of residual carbon in coal gasification slag [J]. Energy and Fuels,2009,24(1):91-94.
7Wagner N J, Matjie R H, Slaghuis J H, et aL Characterization of unburned carbon present in coarse gasification ash [J]. Fuel, 2008,87(6):683-691.
8Matjie R H, Van Alphen C. Mineralogical feature of size and den-sity fractions in sasol coal gasification ash, South Afraca and po-tential by-products [J]. Fuel,2008,87 (8/9):1439-1445.
9Wu Tao, Gong Mei, Lester Ed, et al. Characterization of residual carbon from entrained-bed coal water slurry gasifiers [J]. Fuel, 2007,86(7/8):972-982.
10Acosta A, Iglesias I, Aineto M, et al. Utilization of IGCC slag and clay steriles in soft mud bricks (by pressing) for use in building bricks manufacturing [J]. Waste Management, 2002,22 (8):887-891.
