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F，et al． Ｒesearch on extraction of boron from ludwigite in blast furnace． Min Metall，1998，7( 4) : 51 ( 崔传孟，刘素兰，张国藩，等． 硼铁矿高炉法提硼研究． 矿冶， 1998，7( 4) : 51) ［5］ Li Z N，Chu M S，Wang Z C，et al． New technology of boron and iron separation from Fengcheng boron-bearing iron concentrate / / Proceedings of China Iron ＆ Steel Annual Meeting． Beijing，2009: 432 ( 李壮年，储满生，王兆才，等． 凤城含硼铁精矿硼铁分离新工 艺/ /中国钢铁年会论文集． 北京，2009: 432) ［6］ Wang G，Xue Q G，She X F，et al． Carbothermal reduction of bo￾ron-bearing iron concentrate and melting separation of the reduced pellet． ISIJ Int，2015，55( 4) : 751 ［7］ Zhang J L，Cai H T． Enrichment of boron in low-grade paigeite． J Univ Sci Technol Beijing，2009，31( 1) : 36 ( 张建良，蔡海涛． 低品位硼铁矿中硼的富集． 北京科技大学学 报，2009，31( 1) : 36) ［8］ Wang G，Wang J S，Ding Y G，et al． New separation method of boron and iron from ludwigite based on carbon bearing pellet re￾duction and melting technology． ISIJ Int，2012，52( 1) : 45 ［9］ Wang G，Ding Y G，Wang J S，et al． Effect of carbon species on the reduction and melting behavior of boron-bearing iron concen￾trate /carbon composite pellets． Int J Miner Metall Mater，2013， 20( 6) : 522 ［10］ Zhang X P，Liu S L． Ｒeduction kinetics of ludwigite ores． J Northeast Univ Technol，1993，14( 1) : 28 ( 张显鹏，刘素兰． 硼铁矿石固相还原动力学． 东北工学院 学报，1993，14( 1) : 28) ［11］ Yang X M，Guo Z C，Wang D G，et al． Ｒesearch on the reduc￾tion mechanism of iron ore pellets containing graphite． Eng Chem Metall，1995，16( 2) : 118 ( 杨学民，郭占成，王大光，等． 含碳球团还原机理研究． 化工 冶金，1995，16( 2) : 118) ［12］ Dey S K，Jana B，Basumallick A． Kinetics and reduction char￾acteristics of hematite-noncoking coal mixed pellets under nitro￾gen gas atmosphere． ISIJ Int，1993，33( 7) : 735 ［13］ Otsuka K，Kunii D． Ｒeduction of powdery ferric oxide mixed with graphite particles． J Chem Eng Jpn，1969，2( 1) : 46 ［14］ Ｒao Y K． The kinetics of reduction of hematite by carbon． Metall Trans，1971，2( 5) : 1439 ［15］ Fruehan Ｒ J． The rate of reduction of iron oxides by carbon． Metall Trans B，1977，8( 1) : 279 ［16］ Srinivasan N S，Lahiri A K． Studies on the reduction of hematite by carbon． Metall Trans B，1977，8( 1) : 175 ［17］ Abraham M C，Ghosh A． Kinetics of reduction of iron oxide by carbon． Ironmaking Steelmaking，1979，6( 1) : 14 ［18］ Seaton C E，Foster J S，Velasco J． Ｒeduction kinetics of hema￾tite and magnetite pellets containing coal char． Trans Iron Steel Inst Jpn，1983，23( 6) : 490 ［19］ De Carvalho Ｒ J，Quariguasi Netto P G，D’abreu J C． Kinetics of reduction of composite pellets containing iron ore and carbon． Can Metall Q，1994，33( 3) : 217 ［20］ Sun S，Lu W K． A theoretical investigation of kinetics and mech￾anisms of iron ore reduction in an ore /coal composite． ISIJ Int， 1999，39( 2) : 123 ［21］ Xu W． Study on the Passivation of Coke and Its Mechanism［Dis￾sertation］． Wuhan: Wuhan University of Science and Technolo￾gy，2008 ( 徐伟． 焦炭钝化及其机理研究［学位论文］． 武汉: 武汉科 技大学，2008) ［22］ Ouyang D G． Current situation and trend of development in coke passivator． WISCO Tehnol，2007，45( 4) : 43 ( 欧阳德刚． 焦炭钝化添加剂的研究现状与发展趋势． 武钢 技术，2007，45( 4) : 43) ［23］ Ma X，Wang Q，Chen L Q，et al． Semi-empirical studies on elec￾tronic structures of a boron-doped graphene layer-implications on the oxidation mechanism． Carbon，1997，35( 10--11) : 1517 ［24］ Wentzcovitch Ｒ M，Cohen M L，Louie S G，et al． σ-states contri￾bution to the conductivity of BC3 ． Solid State Commun，1988， 67( 5) : 515 ［25］ Verein Deutscher Eisenhuttenleute． Slag Atlas． 2nd Ed． Düsseldorf: Verlag Stahleisen GmbH，1995 ［26］ Du H G，Yang J H． Catalysis of metallurgical coke solution loss reaction by minerals． Ironmaking，2002，21( 4) : 22 ( 杜鹤桂，杨俊和． 矿物质对高炉焦炭溶损反应的催化作用． 炼铁，2002，21( 4) : 22) ［27］ Turkdogan E T，Vinters J V． Catalytic oxidation of carbon． Car￾bon，1972，10( 1) : 97 ［28］ Yang J H，Feng A Z，Du H G． Ｒelation between mineral catalyt￾ic index ( MCI) and reactivity of coke． Iron Steel，2001，36 ( 6) : 5 ( 杨俊和，冯安祖，杜鹤桂． 矿物质催化指数与焦炭反应性关 系． 钢铁，2001，36( 6) : 5) ·629·