1Practice of Increasing Gas Utilization Efficiency and Decreasing Fuel Ratio of Laiwu Steel’s 3 200 m3 BFTANG Dengjun1-32Adverse Furnace Condition and Processing of Jinan Steel’s 3 200 m3 BFWEN Yan4-5,83Production Practice of Adjusting Tuyere Area of Laiwu Steel’s 3 200 m3 BFLIN Xiaohui, WANG Lianchang6-84Development of P110 Grade Plain-end Pipe Steel for Oil CasingWANG Jinhai, SHANG Ming9-115Practice of Reducing Ferrous Charges Consumption of a 120 t Combined Blown BOF in Rizhao SteelZHOU Yongzhi, LU Xianran, ZHU Zhenguo, YANG Zhaocheng, GAO Yaming12-156Analysis of Telescoping Problem of Hot Strip in Coiling and Control MeasuresWANG Kezhu16-187Application of Efficient Cyclone Separation Technology for Ore Pulp in Bayer ProcessLU Yu, HONG Yuming19-208Measures of Increasing Schloemann Prestressed Rolling Mill Bearing LifeDONG Fangquan, LIU Guangming21-229Application of 5 000 t Press Straightening Machine in Jinan Steel’s Heavy Plate PlantTAO Jianxue23-2410Test and Analysis on Melting and Dropping Properties of the Ferruginous Burden for Laiwu Steel’s BFLIANG Dong, ZHOU Xiaohui, SHI Hongyan, ZHANG Yi25-28,3411Study on the Mathematical Model for Cooling Control after Medium Plate RollingCHEN Shiping29-31,3412Study on the Microstructure and Hot Deformation Behavior of a Fe-C-Si-Mn-V SteelLIU Chengbao, XU Baoyu, ZHU Jingjun, YI Hongliang32-3413Study on the Hydrogen Storage Mechanism and Hydrogen Permeation of Ti-IF Cold Rolled Steel for EnamelingLI Xiaoquan35-3714Analysis of the Metallurgical Performance of the Refining Slag for Bearing Steel MakingPENG Bo, LIU Lili, WEN Han38-4015Study on Mineral Processing Test of an Ultra-low-grade Magnetite Deposit in ShandongZHANG Pengpeng, ZHANG Yanhui41-4216Rolling Force Prediction of Rotary Piercing Based on BP Neural NetworkLIU Li, LI Chuanfeng, ZHANG Guangjun43-4417Determination of the Nitrogen in Vanadium Nitrogen Alloy by Steam Distillation and Acid-base TitrationXUE Minghao, WANG Junxiu, ZHANG Xiaoyan, WEI Xinhui, WANG Yanqin45-4618Application of Organic Catalysis Flue Gas Desulfurization Technology in Taishan Steel’s Sintering MachineSHAO Shudong, WU Maolin, ZHAO Shumin47-48,5319Application of Hot Charging Technology for Special Steel on Bloom by BOFXIE Xingjun, GUO Jinxiang, ZHAI Deqiang49-50,5320Comprehensive Government of Dust Pollution Source in First Mixing Machine for Sintering ProcessXU Hongyuan, ZHU Mingqi, LI Jing, LANG Dahui, ZHANG Xueyan51-53 