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Weng Weimin, Yu Guosong, Zhang Xin, Yu Liquan, Wu Xiaoliang, Ye Jiansong: Atmospheric corrosion resistant 08CrNiCu low-alloy high intensity non-annealed cold-forging steel and production process. Hangzhou Iron & Steel, Chen Xiangqun, April 1, 2009: CN200810120807

The invention pertains to the metal material technical field, and particularly relates to 08CrNiCu cold heading steel and production technology thereof, which has atmospheric corrosion-resistance, low alloy, high strength and non-annealing and is suitable to manufacture metal fasteners. The inventio ...


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Zhu Zhanbo, Cui Yudong, Che Che, Zhang Jun, Yu Liquan, Zhou Yulong, Liu Qiang, Zhu Hongwei, Wang He, Yang Yuying: Milk cow Streptococcus uberis subunit vaccine GapC protein, and preparation method and application thereof. Heilongjiang August First Land Reclamation University, wang pengfei wang jialing, January 4, 2012: CN201110270934

The invention provides a milk cow Streptococcus uberis subunit vaccine GapC protein, and a preparation method and application thereof. The amino acid sequence of the GapC protein is disclosed as SEQ ID NO.1. Since the subunit vaccine prepared from bovine-derived streptococcus GapC protein has a cros ...


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Cong Fengwu, Han Jianguo, Gao Weiyu, Yu Liquan: Heat resistant steel for grate plate of chain grate machine. Anshan Iron &amp, Steel Group Mining, kong jinman, November 2, 2011: CN201010157343

The invention particularly relates to heat resistant steel for grate plates of a chain grate machine, which belongs to the technical field of heat resistant steel in the industry of steel metallurgy and casting. The heat resistant steel comprises, by weight, C 0.25% to 0.35%, Si 1.25% to 1.75%, Cr 2 ...


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Jia Youfu, Pan Minghao, Xia Zhenghua, Yu Liquan, Zhu Xianzhong: Low-consumption flat valve. Jiangsu Xianzhong Petroleum Machinery, yin zhenqi, September 15, 2010: CN201010127085

The invention discloses a low-consumption flat valve, comprising a valve which is internally provided with a valve cavity and a valve plate capable of moving upwards and downwards along the valve cavity to open or close the flat valve. The valve plate and the valve cavity are sealed by a valve seat; ...


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Cong Fengwu, Han Jianguo, Liu Changqing, Sun Jiaqing, Yu Liquan, Gao Weiyu, Yang Shuguang: High manganese steel with ultra-high strength, high impact resistance and high abrasion resistance. Anshan Iron &amp, Steel Group Mining, kong jinman, November 2, 2011: CN201010173583

The invention belongs to the technical field of high manganese steel in steel metallurgy casting industry, and especially relates to a high manganese steel with ultra-high strength, high impact resistance and high abrasion resistance. The high manganese steel comprises ingredients of, by weight perc ...


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FAN XINGXING, HUANG TUFEN, LAI JIANPING, YOU DEHAI, HUANG JIANMING, FAN ZHIYANG, HUANG YANQIU, YU LIQUAN: [ZH] 一种乔木丛植的培育方法, [EN] Cultivation method for clump planting of arbor. FUJIAN SPRING GARDEN ENGINEERING, August 20, 2014: CN107137608

[EN] The invention discloses a cultivation method for clump planting of arbor. The method includes the following steps of seedling selection, seedling processing, seedling clump planting, watering for root fixing, spray wet curing and mushroom soil covering. Through the method, in the whole cultivat ...