1Technical Analysis of Ore Dressing Ship on Integrated Heavy Medium ConcentratorLIU Yehe, TANG Guiqing, LIU FufengProduction Technology1-2,52Practice of Improving Pulverized Coal Injection Quality of 1080m3 Blast Furnace in LaigangLI Lin, DAI Xiantao, LI Tiefeng, Lü Hongwei, ZHANG JingxianProduction Technology3-53Factors and Control of Nitrogen Oxides Formation During Sintering ProcessGUO Huiliang, QI Haiyan, LIU Rong, GU Lulu, JI ZhaoyiProduction Technology6-841000 mm Deep-Bed Sintering Practice at Tiangang United Special SteelKAN YonghaiProduction Technology9-115Reasons and Countermeasure of Clogging and Blockage of Submerged Entry Nozzle During Continuous CastingLIU Chengbao, HE Yi, WANG Yi, XU RongchangProduction Technology12-156Extension and Renovation of 450m3 Blast Furnace in India Steel CompanyLIU ChunqingProduction Technology16-187Control Measures for Total Oxygen Content of Steel 20CrMnTiH in Converter ProductionXIE XingjunProduction Technology19-218Development of xcs-23 Steel for High Quality Gearbox GearZHANG XuechengProduction Technology22-239Cause Analysis on Fracture of 35CrMo ShaftZHANG Linlin, YIN Yancheng, WANG Chao, LIU Huan, ZHAO QiangProduction Technology24-2510Analysis and Improvement of Several Abnormal Shape of Hot Rolled StripFANG ShaohuaProduction Technology26-28,3111Application of Accident Tree Analysis in Preventing Blast Furnace Top Explosion AccidentsREN YanxueProduction Technology29-3112Prediction Model for the Roll Gap Leveling of Finishing Strip Based on Support Vector Machine RegressionCUI YuxuanTest Research32-35,4013Same Plate Difference Forecasts Model for Silicon Steel Based on Hot Rolling Process ParametersCHENG YinmingTest Research36-4014Study on Deoxidization and Denitrogenation of K417G Alloy in Vacuum MeltingMA Zhonggang, ZHAO Guocai, LU Hongguo, LI Huakun, LI DaoqianTest Research41-4215Analysis of Drawing Fracture Cause of Containing Titanium Welding Steel Wire RodLU WeiyongTest Research43-44,4716Analysis of Metallurgical Properties of Qingdao Special Steel Blast Furnace Block OreSUN Baofang, ZHOU Xiaodong, AN Yuzhao, YU XiaTest Research45-4717Determination of SiO2 in Steel Slag by Animal Glue Agglomerating Weight MethodZHANG LiTest Research48-4918Process Practice of Reducing the Cost of Deoxidizer for Low Carbon and Low Silicon Aluminum Kill SteelREN Tao, CHEN Hongmin, WANG Tao, LIU LinEnergy Saving and Pollution Reducing50-51,5419Application of SCR Denitration Technology for Sintered Flue GasSUN Dong, LIANG ChunmingEnergy Saving and Pollution Reducing52-5420Improvement of Practice of Hydraulic System of Sample ShearCAO Shaohua, SONG Chengwen, LIU JinjunEnergy Saving and Pollution Reducing55-56 