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Michael E Burnett, Jeffrey E Ives: Optimization Of Steel Metallurgy To Improve Broach Tool Life. The Timken Company, The Webb Law Firm PC, April 24, 2008: US20080095657-A1

A steel for use as a broachable workpiece having a substantially pearlite-free microstructure whereby the service life of the broach tool is maximized. Formation of pearlite is suppressed by alloy modification; on-line processing; off-line processing; or combinations of these techniques which contro ...


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Burnett Michael E, Ives Jeffrey E: Optimization of steel metallurgy to improve broach tool life. The Timken Company, Burnett Michael E, Ives Jeffrey E, BALDAUF Kent E, March 9, 2006: WO/2006/026700

A steel for use as a broachable workpiece having a substantially pearlite-free microstructure whereby the service life of the broach tool is maximized. Formation of pearlite is suppressed by alloy modification; on-line processing; off-line processing; or combinations of these techniques which contro ...


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Gao Linzhang, Li Chunyan, Wang Yang: New method for recycling iron minerals in magnetic separated gangues. Angang Group Mine Comapny, Kong Jinman, May 19, 2010: CN200810228455

The invention belongs to the technical field of mineral separation in iron and steel metallurgy industry, and particularly relates to a new method for recycling iron minerals in magnetic separated gangues, which adopts a method for recycling the magnetic separated gangues through staged magnetic sep ...


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Ren Anchao, Zhou Guifeng, Ji Yu, Lu Mingzheng, Han Bin, Luo Dexin, Zhu Min, Zhou Yong: Hot-rolled U shaped metal sheet pile and microalloying production method. Wuhan Iron & Steel, Ma Hui, April 8, 2009: CN200810197630

The invention relates to a hot-rolled U-shaped steel sheet pile and a micro-alloying production method thereof, which belong to the field of iron and steel metallurgy and materials. The chemical components of the steel have the following mixture ratio by weight percent: 0.12-0.26 of C, 0.6-1.8 of Mn ...


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Huang Zhiyong, Yan Genfa, Xu Guangzhi, Yuan Tingwei, Cai Wenzao, Xia Jingjing: Molten steel composite purifying agent for secondary refining and preparing method. Maanshan Zhongye Steel Metallurgy Technology, zhouzong ru, April 9, 2008: CN200710135567

The compound purificant of external refining of molten steel and production method pertains to the field of smelting ferroalloy, in particular to the purificant dislodging impurity of molten steel and the purificant production method in external refining. The purificant comprises graphite, ferrosili ...


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Zeng Xiaoping, Dong Tianzhen, Li Shuqing, Liang Yunke, Yang Weizeng, Gong Wenxu, Li Jianqiang: High-strength rebar and manufacturing process thereof. Tianjin Iron &Amp Steel, liuman lang, October 1, 2008: CN200710119295

A high intensity deformed steel bar and a manufacturing procedure thereof are disclosed, belonging to the field of steel metallurgy and suitable for the deformed steel bar with 12mm to 40mm production standard. The high intensity deformed steel bar of the invention comprises the ingredients: C: 0.12 ...


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Hong Yanruo, Sun Jialin, Jin Congjin: Lanthanum sensor for in-situ measurement of high-temperature molten steel. Beijing Science &Amp Technology Univ, lu zhongqiang, March 19, 2003: CN02146406

The present invention belongs to high temperature electrochemical field and is especially suitable for the measurement of lanthanum series RE in iron and steel metallurgy. It features the sensor with La beta-Al2O3 as electrolyte and La2O3+Cr and Cr2O3 as reference electrode, and the main structure o ...


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Xu Lianping, Gan Lanfang, Zhou Qiang: Power operation control analoge display system for iron-steel enterprise and its operation method. Zhou Qiang, wu songsheng, January 5, 2005: CN200410022894

The invention discloses an analog displaying system for power resources course dispatching such as water, electricity, coal gas, oxygen, nitrogen, steam and wind applied in steel metallurgy industry. It is mainly made up of back industrial controller, and front industrial controller and LED lattice ...


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Qi Huamin: Deactivating magnesium powder. Tian Yeqi, li shu, August 3, 2005: CN200510045848

The deactivated magnesium powder consists of magnesium powder 92-94 wt%, fire retardant 5.5-7 wt% and adhesive 0.5-1 wt%. The deactivated magnesium powder has high fire retardant effect and can meet the storing, transporting and using requirement of deactivated magnesium powder for iron and steel me ...