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Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Nanyahe Hydropower Branch Nat Energy Group Sichuan Power Generation Co Ltd has sought patent for Method for Detecting Stress of Hydraulic Steel Gate. This invention was developed by Li Jie, Xie Changning, Du Tao and He Yukang. The patent application number is CN202511457551 20251013. The patent publication n..

Steel

  |  Wed 06 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has published Nippon Steel patent application for Zn-Al—Mg-based Hot-dip Plated Steel Member. The invention was developed by Toba Tetsuya, Kawamura Yasuaki and Tanaka Tomohito. The patent application number is US202419149771 20240209. The patent publication number is US2..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Beijing Baoweisen New Material Tech Development Co Ltd has applied Chinese patent for Heating Bonding Prestressed Steel Strand as Well as Preparation Method and Application Thereof. Li Peixun, Li Mengyan and Wang Bo developed it. The patent application number is CN202511771905 20251128. The patent publicatio..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shanghai Meishan Iron & Steel has applied Chinese patent for Accurate Grouting Equipment for Brick Gas Passage of Coke Oven. Zhang Youmeng, Xu Shunguo and Ji Yilong developed it. The patent application number is CN202410849911 20240627. The patent publication number is CN121227368 (A). International Patent C..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Nippon Steel Chemical & Materials patent application for Resin Film, Multilayer Film, Metal-clad Laminate and Method for Producing Same, Resin Composition, Circuit Board, Electronic Device, and. The invention was developed by Mei Huashi, Ikeda Tomoya, Fu..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Jiangyin Changzhu New Material Tech Co Ltd patent application for Steel Wire Rope Sludge and Waste Acid Harmless Treatment Device and Method. Lee Chang-ju developed the invention. The patent application number is CN202511538215 20251027. The patent pub..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- The 7th Eng Co Ltd Mbec has sought patent for Measuring Device for Steel Template Positioning and Use Method Thereof. This invention was developed by Xiao Zhe, Dou Xuefei, Han Jieyong, Xiao Genying, Li Shizhan, Xu Xin, Du Cao, Wang Guangfu, Liu Hai, Xu Yuxin, Zhong Guangjian, Tan Jian, Yu Wenyuan, Wang Ding and..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Mianyang Shuanghui Metal Tech Co Ltd patent application for Channel Steel Hot Galvanizing Control System and Hot Galvanizing Method. Chen Nadi developed the invention. The patent application number is CN202511197411 20250826. The patent publication num..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Jiangsu Shagang Iron and Steel, Jiangsu Shagang Institute Research Iron & Steel and Jiangsu Shagang Group have submitted a patent application for Low-cost Hull and Ocean Engineering Steel and Production Method Thereof. Zhen Fan, Qu Jinbo, Shao Chunjuan and Ma Han developed the invention. The patent applicati..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Linamar China Invest Co Ltd and Linamar Automotive Systems Wuxi Co Ltd patent application for Double-planet Bevel Gear Set, Steel for Bevel Gear and Bevel Gear Production Process. Chen Dongchang developed the invention. The patent application number is..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Jiangyin Xingcheng Special Steel Works patent application for Production Method of Marine Steel with Large Thickness and High Strain Aging Performance. This invention was developed by Ge Liang, Liu Guanyou, Miao Pifeng, Zhou Yonghao, Chen Liang and Xu Gua..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Loudi City Liangang Zhenxing Metallurgy Mat Co Ltd has submitted a patent application for Medicament for Steel Production Circulating Water System and Preparation Method Thereof. This invention was developed by Yin Xianzong, Zhou Junjie, Zou Chujun and Zou Mengying. The patent application number is CN2025116..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Baoshan Iron & Steel and Anyang Hengwei Petrochemical Equipment Co Ltd patent application for Transmission Mechanism for Adding Flexible Cover in Coke Tank Transportation. Liu Jie, Du Zhengang, Liu Juncang, Wang Lin, Wu Jingyang and Li Weiguo developed th..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Nippon Shanghai Chemical Co Ltd has submitted a patent application for Surface Treating Agent for Artificial-sweat-resistant Hot-dip Galvanized Coated Steel Plate as Well as Preparation Method and Application of Surface Treating Agent. Ding Mingsheng developed the invention. The patent application number is ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Baoshan Iron & Steel and Wuhan Iron and Steel patent application for Wire Rod for High-conductivity Cable and Production Process of Wire Rod. Zhang Fan, Zhao Sixin, Qiu Dongli and Guo Lei developed the invention. The patent application number is CN2024..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Handan Iron & Steel Group and Hbis Group Hansteel Co patent application for Method for Water Cooling and Heating Treatment of U75v Steel Rail. This invention was developed by Han Jian, Han Zhijie, Li Junzheng, Gu Shuangquan, Duan Luzhao, Chen Xiaoya and L..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Shiang Yang Metal Material Tech Co Ltd patent application for High-toughness High-speed Steel Low-temperature Heat Treatment Toughness Strengthening Equipment. Zheng Boren, Zhou Qunyan and Xu Kaidong developed the invention. The patent application numb..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Southwest Jiaotong University have applied Chinese patent for Method for Testing Rolling Contact Fatigue of Steel Rail Material. Wang Yuan, Chen Chongmu, Li Ruoxi and Yuan Jun developed it. The patent application number is CN202511522274 20251023. ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Wuhan Iron and Steel and Baoshan Iron & Steel have submitted a patent application for Control Method for Combustion System of Heating Furnace and Related Equipment. Yang Chao, Ding Cuijiao, Zheng Lin, Li Feng and Zhao Yan developed the invention. The patent application number is CN202511361000 20250923. The ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Wuhan Iron and Steel and Baoshan Iron & Steel have filed a patent application for Ammonia Gas Mixed Combustion Device. This invention was developed by Yang Chao, Ding Cuijiao, Qin Jianchao, Rao Jiangping and Li Lijun. The patent application number is CN202511363259 20250923. The patent publication number is ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Baoshan Iron & Steel and Baosteel Zhanjiang Iron & Steel Co Ltd have submitted a patent application for 540mpa-grade Low-silicon Hot-rolled High-strength Dual-phase Steel and Manufacturing Method Thereof. This invention was developed by Fan Jiajie, Pang Houjun, Wang Jintao, Zhu Defeng and Zhang Shiqin. The p..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Liuzhou Iron & Steel andGuangxi Liugang Zhongjin Stainless Steel Co Ltd have sought patent for Cold Rolling Production Method of Ultra-thin Low-nickel Austenitic Stainless Steel Strip. This invention was developed by Wu Hailin, Liao Hongchang, Chen Mingyong, Deng Nan, Wang Bi, Ma Lijun, Chen Xingwang and Qin Fu..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Baoshan Iron & Steel and Wuhan Iron and Steel have filed a patent application for High-performance Cable Wire Rod and Production Process Thereof. This invention was developed by Zhang Fan, Qiu Dongli, Zhao Sixin and Liao Yangbiao. The patent application number is CN202410842116 20240627. The patent publicati..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shandong Taishan Steel Group and Shandong Taishan Stainless Steel Co Ltd have filed a patent application for Smelting Method of High-phosphorus Weathering Steel. This invention was developed by Seol Sung-dae, Qi Xinhua, Yan Kai, Wei Shuyi, Qiao Chungang, Jiao Yushui, Lyu Qingshan and Wang Taisheng. The paten..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Hunan Hualing Liangang Special New Mat Co Ltd and LYSTEEL have filed a patent application for Medium-manganese Wear-resistant Steel and Preparation Method Thereof. This invention was developed by Zhang Hongbo, Chen Kui, Liang Liang, Liu Xuhui, Liu Ning, Zheng Qing, Wang Song, Wang Hongbing, Xiong Weiliang, Wan ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Pangang Group Vanadium Titanium & Resources have submitted a patent application for Method for Extracting Vanadium from Vanadium Slag and Titanium Dioxide Waste Acid. Chen Yan, Peng Yi, Wang Yawei, Ye Lu, Du Guangchao and Zhou Tangjie developed the in..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Chuzhou Qijiang New Material Tech Co Ltd and Nantong Qijiang New Material Tech Co Ltd have submitted a patent application for 55crnimov7 Steel and Heat Treatment Method Thereof. This invention was developed by Sun Fangdong, Hu Jishuai, Kong Shuping and Ma Lifeng. The patent application number is CN2025116146..

Steel

  |  Wed 06 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has released Hyundai Steel patent application for Method for Manufacturing Steel. This invention was developed by Choi Jae Youn, Kang Ji Su, Song Dong Seok, Hong Jin Myung, Kim Jong Deok, An Hyo Jong, Lee Kyeong Uk, Song Byung Ju, Kim Hai Gon, Park Ji Won, Kim Hyung Gkeun and..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Shanghai Meishan Iron & Steel and Baoshan Iron & Steel have filed a patent application for High-pulling-speed Low-turbulence Crystallizer Submersed Nozzle and Design Evaluation Method Thereof. This invention was developed by Zhou Yelian, Jiang Zhongkuai and Wang Yingchun. The patent application number is CN2..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Baoshan Iron & Steel has submitted a patent application for Auxiliary Drainage Sealing Device of U-shaped Gas Water Seal. This invention was developed by Yang Zhen, Pan Jiahao, Shi Dekang, Lan Zhigang, Li Ming and Liu Zihao. The patent application number is CN202410854739 20240628. The patent publication numbe..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Anyang Iron & Steel Group, Henan Iron & Steel Group Co Ltd and Angang Group Cold Rolling Co Ltd have submitted a patent application for Silicon Steel Same-plate Difference Plate Shape Control Method in Hot Continuous Rolling-cold Continuous Rolling Whole Process. Song Chunning, Liu Chenyang, Xu Jing, Hu Yufa, Z..

Steel

  |  Tue 05 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has published Nippon Steel patent application for Heat Treatment Method for Welded Joint Part of Flash-butt-welded Rail and Production Method for Flash-butt-welded Rail. The invention was developed by Ueda Masaharu, Saita Kenji and Tanahashi Takuya. The patent application nu..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released State Grid Shandong Electric Power Company Economic &Technological Research Institute patent application for Connection Stabilizer and Connection Mode of Angle Steel Tower. This invention was developed by Wang Yiqun, Shan Bo, Han Yicheng, Huang Peng, Tang..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Shanxi Construction Engineering Group patent application for High-altitude Rolling Shaft Sliding Device for Large-span Steel Structure Truss. The invention was developed by Ding Kun, Hao Xinxing, Jin Qingjun, Su Jun, Zhao Jie, Cui Ming, Miao Lulu, Fei Zh..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Guangzhou University has sought patent for Steel Structure Modular Corrugated Wall and Mounting Method Thereof. This invention was developed by Zhang Jingzhou and Bei Jinlu. The patent application number is CN202511784963 20251201. The patent publication number is CN121228823 (A). International Patent Classifi..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Hebei University of Technology patent application for Frame Beam Steel Joint Structure and Application Method. Ding Haowen, Zong Jinhui, Kang Chenxing and Jia Wang developed the invention. The patent application number is CN202510441308 20250409. The pat..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Control Method of Variable Servo Pump. This invention was developed by Wang Jun, Tang Yue, Sheng Yi and Ge Xingen. The patent application number is CN202410851936 20240628. The patent publication number is CN12..

Steel

  |  Wed 06 May 2026

Alexandria, May 6 -- Cummins has sought patent for H11 and H13 Steels for Piston Application. This invention was developed by Savage Howard S, Chen Yong-ching, Zhou Jian, Wang Ben, Ma Quancang, Mcnulty William D, Pierce Dean T, Haynes James Allen and Muralidharan Govindarajan. The patent application number is US202519174090 202..

Steel

  |  Wed 06 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has released Flexible Steel Lacing patent application for Conveyor Belt Fastener Applicator. This invention was developed by Pettinga Mark Steven, Jensen Parker Lee, Adams Seth Wayne, Dickson Joseph Kent, Burns Joshua James and Vanderzouwen Erin Ashley. The patent applicat..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shandong Iron and Steel Group Yongfeng Lingang has submitted a patent application for High-strength and High-toughness Maritime Work Steel Plate and Preparation Method Thereof. This invention was developed by Wu Weidong, Han Shiguo, Zhang Song, Feng Zhongxian, Lei Yanyan, Zhao Haitao, Ma Yuming and Sun Junzhao...

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Baoshan Iron & Steel patent application for Surface Treatment Method for Improving Sensitization Resistance of High-magnesium 5000 Series Aluminum Alloy Plate. The invention was developed by Xue Fei, Cao Gaohui, Zhang Wen and Yang Bing. The patent appli..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Harbin Institute of Technology, Weihai has submitted a patent application for Corrosion-resistant High-nitrogen Low-nickel Stainless Steel and Preparation Method Thereof. This invention was developed by Liu Fuyun, Jiang Ge, Tan Caiwang, Wang Xinbo, Zhou Xiaohui, Tan Zhuoming and Zhao Hongyun. The patent applic..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Central Iron & Steel Research Institute has applied Chinese patent for Super Austenitic Stainless Steel Substrate with High Cl <-> Pitting Corrosion Resistance as Well as Preparation Method and Application of Super Austenitic Stainless Steel Substrate. Li Bingbing, Lang Yuping, Chen Haitao, Feng Hanqiu and Gao ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Jiangyin Xingcheng Special Steel Works patent application for High-performance Non-quenched and Tempered Steel Bar for Fan Shaft and Manufacturing Method of High-performance Non-quenched and Tempered Steel Bar. The invention was developed by Tao Jiawei, ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Songshan Lake Materials Laboratory patent application for Ultralow-temperature Nitrogen-strengthened Austenitic Stainless Steel as Well as Preparation Method and Application Thereof. The invention was developed by Wang Wei, Xin Jijun and Li Laifeng. The..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Angang Steel has submitted a patent application for Method for Adjusting Standard Temperature of Coke Oven. This invention was developed by Zhao Hua, Zhou Peng, Cui Siqiang, Yin Degang, Peng Lei and Hao Botao. The patent application number is CN202511253230 20250903. The patent publication number is CN12122737..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Baoshan Iron & Steel has submitted a patent application for Flexible Covering and Sealing Device and Covering and Sealing Method for Coke Tank. This invention was developed by Liu Jie, Sun Weiqing and Xu Changhui. The patent application number is CN202410845550 20240627. The patent publication number is CN1212..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Angang Steel has submitted a patent application for Steel Billet High-temperature Anti-oxidation Coating and Preparation Method Thereof. This invention was developed by Shang Deli, Liao Xiangwei, Kang Lei, Kang Wei, Peng Chunlin and Song Chengmin. The patent application number is CN202511659477 20251113. The p..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Shanghai Meishan Iron & Steel patent application for Production Method of High-corrosion-resistance Cold-rolled Hot-dip Aluminum-zinc-plated Steel Plate. This invention was developed by Yan Binghao, Sun Lei, Ding Zhilong, Wei Baomin, Wang Xiaojian and Xu ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Angang Steel has submitted a patent application for Saw Blade Steel with Excellent Corrosion Resistance and Manufacturing Method Thereof. This invention was developed by Fan Liuqun, Xu Haijian, Li Wenbin and Sui Yi. The patent application number is CN202511455083 20251013. The patent publication number is CN12..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Low-cost Super-thick Steel Plate Capable of Achieving Super-large Heat Input and Manufacturing Method Thereof. This invention was developed by Liu Zicheng, Li Hongbin and Shi Qing. The patent application number..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Low-cost YP1100MPa-grade Steel Plate and Manufacturing Method Thereof. This invention was developed by Liu Zicheng and Li Hongbin. The patent application number is CN202410855179 20240628. The patent publicat..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Gansu Jiu Steel Group Hongxing Iron & Steel has submitted a patent application for Pre-hardening Board for Die Steel and Pre-hardening Heat Treatment Method of Pre-hardening Board. Li Zhaoguo, Pan Jixiang, Yang Shaohui, Xu Bin, Chen Anzhong and Chai Shouzu developed the invention. The patent application number..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Angang Steel has sought patent for 460MPa-grade Normalized Delivery Steel Plate with Good Low-temperature Toughness and Production Method of 460mpa-grade Normalized Delivery Steel Plate. This invention was developed by Huang Jian, Sui Yi, Pang Zongxu, Xu Haijian, Li Ang, Zhang Jianping, Su Chunxia and Xu Jingch..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Wuhan Iron and Steel has submitted a patent application for Low-cost 980mpa-grade High-reaming Steel and Manufacturing Method Thereof. Hu Jun, Chen Hao, Cai Zhen, Liu Yang, Liu Yongqian, Liu Changming and Sun Yiqiang developed the invention. The patent application number is CN202511408688 20250929. The patent ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Wuhan Iron and Steel has applied Chinese patent for Thin-gauge 980mpa-grade Ultralow-carbon Bainite High-hole-expansion Steel and Manufacturing Method Thereof. Hu Jun, Chen Hao, Cai Zhen, Liu Yang, Liu Yongqian, Liu Changming and Sun Yiqiang developed it. The patent application number is CN202511408684 20250..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Angang Steel patent application for High-strength Hot Continuous Rolling Magnet Yoke Steel Plate and Manufacturing Method Thereof. The invention was developed by Gao Lei, Wang Shuai, Wang Zuncheng, Yang Zheyi, Jing He, Zhang Fuduo, Zhang Shoufeng, Meng F..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- SD Steel Rizhao has applied Chinese patent for Steel Plate with Low Yield Ratio and High Strength Performance After Hot Working Forming and Manufacturing Method Thereof. Liu Kun, Hou Donghua, Dong Miaocui, Jin Lu, Cong Lin, Yang Xiya, Li Yuqing, Zhu Shipeng, Huang Cheng, Xin Xuewu, Sun Xinyuan, Liu Xizhang and ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Jiangyin Xingcheng Special Steel Works has sought patent for Economical Wear-resistant Steel Ball Manufacturing Method. This invention was developed by Chen Qinghua, Li Xiangzhen and Liu Qin. The patent application number is CN202511223749 20250829. The patent publication number is CN121228077 (A). Internati..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Panzhihua Iron & Steel Research Institute, Pangang Group has sought patent for Intermediate Alloy Additive and Preparation Method Thereof. This invention was developed by Yu Bin, He Wenyi, Chen Haijun and Li Kaimao. The patent application number is CN202511442728 20251010. The patent publication number is CN12..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Yanshan University patent application for Processing Strengthening Method for Improving Mechanical Property of Ferritic Stainless Steel Bar and Product. The invention was developed by Wang Zhenhua, Xiao Qingrui and Qu Minggui. The patent application num..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shanxi Taigang Stainless Steel has sought patent for Regulation and Control Method for Improving Mechanical Property of Low-temperature High-toughness Stainless Steel. This invention was developed by Liang Xiangxiang, Wang Guiping, Zhang Mengyun, Zhuang Ying and Zhao Wei. The patent application number is CN202..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Guangdong Polytechnic Normal University has submitted a patent application for Heat Treatment Method of High-nitrogen Austenitic Stainless Steel. This invention was developed by Li Shiqi, Gao Jixiang, Liu Zhongqiang, Liu Yixiong, Zhang Xiaozhen and Liu Hongtao. The patent application number is CN202511304307 2..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Chongqing University patent application for Heat Treatment Method for Improving Strength and Toughness of Ultrahigh-strength Martensitic Steel. Feng Yi and Huang Guangjie developed the invention. The patent application number is CN202511346206 20250917. ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has released Northeastern University patent application for Ultra-short Time Heat Preservation Tempering Process of Advanced High-strength Steel for Cold Stamping. This invention was developed by Zhao Lijia, Luo Baoqin, Ma Wenbin, Sheng Shaolong, Mao Wenqi and Wang Qi..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has published Hunan Valin Xiangtan Iron & Steel patent application for Bearing Steel Carbide Banding Control Process. The invention was developed by Yuan Lin, Zhu Jiancheng, Li Hongxing, Li Jiajun, Zhang Qunhu, He Feng and Chen Yang. The patent application number is ..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- State Intellectual Property Office of China has received Bengang Steel Plates patent application for Molten Steel Denitrification Agent for Steelmaking, Manufacturing Method and Application. Cao Zhizhong, Xue Wenhui, Yu Haocen, Liu Yufeng, Li Mingguang and Wang Jian developed the invention. The patent applicat..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shandong Iron & Steel has sought patent for Method for Producing Low-oxygen Steel by Adopting Electromagnetic Stirring System in 150t Converter. This invention was developed by Hao Shuai, Yang Puqing, Liu Junbao, Miao Yongkang, Fu Changwei, Hu Bin, Du Jinke and Zou Chunfeng. The patent application number is CN..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Panzhihua Iron & Steel Research Institute, Pangang Group has submitted a patent application for Production Control Method of Ultrahigh Conductive Electrode Flat Steel Bloom for Aluminum Electrolysis. This invention was developed by Tang Wei, Deng Tongwu, Zeng Min and Wang Zhangyin. The patent application numbe..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Hunan Valin Xiangtan Iron & Steel has filed a patent application for Optimization Method for Non-metallic Inclusions of Steel for Cold Heading. This invention was developed by Yuan Lin, Luo Xiao, Pan Xiquan, Wang Jun, Yang Jun, Liu Jian, Li Hongxing and Luo Jingxian. The patent application number is CN20251151..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Hunan Valin Xiangtan Iron & Steel has applied Chinese patent for Bearing Steel Center Segregation Improvement Treatment Method. Yuan Lin, Zhu Jiancheng, Li Hongxing, Li Jiajun, Zhang Qunhu, He Feng and Chen Yang developed it. The patent application number is CN202511519883 20251023. The patent publication numb..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shanghai Meishan Iron & Steel has sought patent for Blast Furnace Damping-down Optimization Method. This invention was developed by Dong Yueling, Xu Kai, He Zhifeng and Yang Wenguang. The patent application number is CN202410849905 20240627. The patent publication number is CN121227959 (A). International Paten..

Steel

  |  Wed 06 May 2026

Beijing, May 6 -- Shanghai Meishan Iron & Steel has filed a patent application for Structure for Realizing Water Drainage and Slag Stopping of Water Slag Vehicle. This invention was developed by Lyu Qibo, Liu Chen, Hao Liyuan, Bian Jiachun, E Houming, Wang Lei and Li Xianming. The patent application number is CN202410849912 2..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has received Jiangsu Zhenguang Power Equipment Constr Co Ltd patent application for Deformed Steel Bar Bending Die. Liu Zongkun, Yin Xuke, Gong Jun, Jiang Ping and Zhao Liangyun developed the invention. The patent application number is CN202511538264 20251027. The ..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Jiangsu Wanheng New Material Tech Co Ltd has filed a patent application for Finishing Device and Method for Stainless Steel Small Impeller. This invention was developed by Ji Yuhan, Cao Qiao, Yang Jian, Shen Weijun, Zhu Wei, Geng Yao, Tian Chengang, Zhang Ning and Li Lei. The patent application number is CN2..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Jiangsu Baojin Steel Intelligent Mft Co Ltd has sought patent for Die Steel Cutting and Edge Milling Integrated Machining Equipment and Machining Method. This invention was developed by Chen Tianqiao and Zheng Zhanfei. The patent application number is CN202511495718 20251020. The patent publication number is..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- Hyundai Steel Company has filed a patent application for Non-oriented Electrical Steel Sheet and Manufacturing Method Therefor. This invention was developed by Gwak Min Seok, Lee Dong Hee and Lee Kang Roh. The patent application number is WO2025KR14241 20250912. The patent publication number is WO2026089296 (..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- World Intellectual Property Organization has published Hyundai Steel Company patent application for Non-oriented Electrical Steel Sheet and Method for Manufacturing Non-oriented Electrical Steel Sheet. The invention was developed by Lee Han Saem, Ahn Yong Keun, Jeong Jong Min and Gwak Min Seok. The patent app..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- Hyundai Steel Company has filed a patent application for Non-oriented Electrical Steel Sheet and Method for Manufacturing Non-oriented Electrical Steel Sheet. This invention was developed by Jeong Jong Min, Yoo Seong Hyeon, Ahn Yong Keun, Lee Han Saem and Choi Sue Young. The patent application number is WO202..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- Hyundai Steel Company has submitted a patent application for Non-oriented Electrical Steel Sheet and Method for Producing Same. This invention was developed by Lee Han Saem, Ahn Yong Keun, Yoo Seong Hyeon and Choi Sue Young. The patent application number is WO2025KR13537 20250903. The patent publication numbe..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Tepuchuang Laser Tech Hangzhou Co Ltd has submitted a patent application for Additive Manufacturing Die Steel and Preparation Method Thereof. Lu Weiping, Chen Li and Lu Weihua developed the invention. The patent application number is CN202511476598 20251016. The patent publication number is CN121223108 (A). ..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- World Intellectual Property Organization has released Hyundai Steel Company patent application for Non-oriented Electrical Steel Sheet and Method for Manufacturing Same. This invention was developed by Cho Han Hyuk, Chae Won Kee, Koh Jae Hyeon and Choe Hye Jeong. The patent application number is WO2025KR12581..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Nanjing Hongjia Mech Manufacturing Co Ltd has submitted a patent application for Hose Clamp Steel Belt Assembling and Rounding Device. This invention was developed by Xu Feng, Ye Xiaoyun, Shao Changwen and Wang Chaoyi. The patent application number is CN202511519064 20251023. The patent publication number is..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has released Posco Holdings Co Ltd and Research Institute of Industrial Science & Technology patent application for Positive Electrode Active Material of Lithium Secondary Battery and Preparation Method of Positive Electrode Active Material. This invention was develop..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has published POSCO patent application for Dispenser and Buffer Tank Equipped with Same. The invention was developed by Moon Chang-ho, Yu Jingyun, Yoo Dong-han and Jung Yong-gyun. The patent application number is CN20258001583 20250124. The patent publication number ..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has released JFE Steel patent application for Austenitic Stainless Steel and Method for Producing Same. This invention was developed by Izumi Daichi and Shimamura Junji. The patent application number is CN20248033921 20240520. The patent publication number is CN12121..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has published JFE Steel patent application for Austenitic Stainless Steel and Method for Producing Same. The invention was developed by Izumi Daichi and Shimamura Junji. The patent application number is CN20248033919 20240520. The patent publication number is CN12121..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has released JFE Steel patent application for Method for Producing Molten Steel. This invention was developed by Mizobata Keisuke and Murai Takeshi. The patent application number is CN20248036143 20240327. The patent publication number is CN121219429 (A). Internation..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Jiangsu Jun Super Electric Car Accessories Mfg Co Ltd has submitted a patent application for Steel Ring Surface Grinding Device. Ma Junchao developed the invention. The patent application number is CN202511710461 20251120. The patent publication number is CN121223621 (A). International Patent Classification ..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- World Intellectual Property Organization has published Hyundai Steel Company patent application for Burring Prediction Apparatus for Hot-rolled Ultra-high Strength Steel and Method Thereof. The invention was developed by Kim Ki Joung, Jeon Jin Hwa, Jin Byeong Keuk, Yim Gi Hak, Park Young Chul and Kim Ji Young. ..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Magang Jinhua Steel Proc Co Ltd has filed a patent application for Intelligent Suspension Conveying Device for Steel Plate Machining. This invention was developed by Zhang Shihuan, Zhai Yihong, Yan Yongtong, Cheng Li, Huang Xinlong, Qian Lizhi and Liao Zhenhua. The patent application number is CN202511567715..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Jiangsu Kaixiang Construction Group Co Ltd has applied Chinese patent for Composite Steel Structure Production Device. Shen Guangsheng, Xing Cailin, Gan Zhijun and Han Yuqing developed it. The patent application number is CN202511338479 20250918. The patent publication number is CN121222625 (A). Internationa..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Guangzhou Huadu Baojing Automobile Steel Parts Co Ltd has submitted a patent application for Steel Plate Tailor-welding Production Line and Method. This invention was developed by Deng Jianxin and Gu Yanqing. The patent application number is CN202511684271 20251117. The patent publication number is CN1212232..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- Bainian Bafu Shenzhen Jewelry Co Ltd has submitted a patent application for Silver-316 Stainless Steel Composite Material and Preparation Process Thereof. This invention was developed by Zhong Weirong. The patent application number is CN202511650269 20251112. The patent publication number is CN121223250 (A)...

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- World Intellectual Property Organization has published Posco Holdings Inc and Research Institute of Industrial Science & Technology patent application for Sodium Bicarbonate Production Device and Production Method for Producing Sodium Bicarbonate from Solution Containing Sodium Sulfate. The invention was develop..

Steel

  |  Mon 04 May 2026

Beijing, May 5 -- State Intellectual Property Office of China has received China Yangtze Power and Three Gorges Jinsha Jiangchuan Cloud Hydropower Development patent application for Method for Repairing Medium-carbon Quenched and Tempered Steel Structure Through Non-preheating Non-postweld Heat Treatment. Tan Dawen, Liu Zhihui, ..

Steel

  |  Mon 04 May 2026

Geneva, May 5 -- World Intellectual Property Organization has received Nippon Steel patent application for Machining Apparatus and Machining Method. Konishi Takeshi and Suto Yuya developed the invention. The patent application number is WO2025JP32336 20250912. The patent publication number is WO2026088653 (A1). International Pa..

Steel

  |  Tue 05 May 2026

Geneva, May 5 -- Angang Steel Company Ltd has submitted a patent application for High-carbon Steel Wire Rod for Steel Wire Having Strength of 3600 MPa or Higher, and Production Method Therefor. This invention was developed by Guo Dayong, Gao Hang, Chang Hongwei, Li Kai, Wang Ning, Ma Liguo, Wang Bingxi, Zhang Bo and Pan Yang. ..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Jiangsu Fulin Huizhong New Material Tech Co Ltd has submitted a patent application for Steel Structure Welding Forming Arrangement Fixing Clamp. This invention was developed by Li Xin and Zhou Xiaoyuan. The patent application number is CN202511560202 20251029. The patent publication number is CN121223381 (A)..

Steel

  |  Tue 05 May 2026

Beijing, May 5 -- Anhui Yanmei Prec Industry Co Ltd has sought patent for Portable Annular Steel Belt Welding Device. This invention was developed by Huo Mingzhu, Huo Zhanzhan, Liu Honghui and Liu Shujun. The patent application number is CN202511449843 20251011. The patent publication number is CN121223373 (A). International ..
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