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Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Hebei Iron & Steel Group Mining and North China University of Science and Technology patent application for Large-diameter Deep Hole Blasting Groove Broaching Method for High-stage Chamber. The invention was developed by Sun Zhixi, Guo Zilin, Ma Youli, ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Angang Steel has sought patent for Low-cost 1180MPa-grade Cold-rolled Martensitic Steel for Automobiles and Preparation Method Thereof. This invention was developed by Cai Shunda, Hu Zhiping, Xu Xin, Zou Mingcong, Hong Tiansheng, Jin Jiaxin, Cheng Xin, Wang Tiejun and Guo Hongyu. The patent application numb..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Taizhou Weizhimao Information Tech Co Ltd patent application for Portable Cutting and Welding Equipment for Municipal Construction Steel Treatment. This invention was developed by Wang Yueheng, Sun Hongmei and Sun Hongrong. The patent application numb..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Shandong Jinghang Wisdom New Steel Invest Operation Co Ltd patent application for Bending Die Capable of Achieving Rapid Bending. The invention was developed by Wang Qinghua, Liu Fangsong, Niu Lei and Li Zhaosong. The patent application number is CN2..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Hengde Weier Tianjin Tech Development Co Ltd patent application for Environment-friendly Surface Chromium Plating Process Suitable for Stainless Steel Screen. The invention was developed by Zhao Hongying. The patent application number is CN2025116415..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Chongqing Yuhuang Electric Power Equipment Mfg Co Ltd patent application for Adjustable Reinforcing Structure of Steel Tube Tower. The invention was developed by Dai Xiaodong, Tao Jun, Wang Jing, Ponchy, Liu Youjian, Zhao Min, Xiong Renjie, Wang Chen, Z..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Xi'an University of Architecture and Technology and Chongqing University of Education patent application for Structure for Improving Anti-collapse Performance of Steel Frame Joints by Adopting Corrugated Steel Plates. This invention was developed by Tan ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Road & Bridge International and China Communications Ruitong Construction Engineering patent application for Verticality Adjusting Assembly, Adjusting Device and Adjusting Method During Installation of Steel Structure Column. The invention was developed..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Hubei Sanjiang Water Tech Co Ltd patent application for Stainless Steel Non-negative Pressure Variable Frequency Water Supply Equipment. This invention was developed by Zhou Xuebing, Tu Qihao, Cao Hui and Zhou Wenquan. The patent application number is..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Jiangsu Jinghu Heavy Ind Co Ltd has applied Chinese patent for Manufacturing Process of Auxiliary Truss Bolting and Welding Combined Steel Truss Girder. Yu Haiyang, Shan Yating, Li Shiji and Wu Yan developed it. The patent application number is CN202511857480 20251210. The patent publication number is CN121..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Jiangsu Longchang Metal Composite New Mat Co Ltd has sought patent for Acid and Alkali Resistant Stainless Steel Composite Plate and Preparation Method Thereof. This invention was developed by Cho Mong and Zhao Yiping. The patent application number is CN202511449437 20251011. The patent publication number i..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Baoshan Iron & Steel and Baosteel Zhanjiang Iron & Steel Co Ltd patent application for Method and Device for Removing Floating Objects on Surface of Zinc Bath. This invention was developed by Zhao Zhen, Lu Haifeng, Zhou Shuliang, Ye Dongbai, Hou Xiaoguan..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Sichuan Liuhe Special Metal Mat Co Ltd patent application for 12cr10mo1w1nivnbn Blade Steel with High Impact Toughness, Low Si and Low Al and Preparation Method of 12cr10mo1w1nivnbn Blade Steel. This invention was developed by Yang Dan, Liu Dongxu, Wang ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Ningbo Municipal Engineering Construction Group and Ningbo Public Eng Construction Center Co Ltd patent application for Large-section Steel Truss Girder Splicing and Welding Device Based on Multi-point Positioning System. This invention was developed by ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Jiujiang Jinying Tech Co Ltd patent application for Reciprocating Type Steel Plate Gang Drilling Machine. The invention was developed by Huang Bin, Huang Ming, Zou Meihua, Huang Siyi and Huang Sile. The patent application number is CN202511601128 202..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Xiaolu Intelligent Trans Hangzhou Co Ltd patent application for Steel Ball Shaft One-time Cold Forging Equipment and Cold Forging Method Thereof. This invention was developed by Li Xing and Yu Jun. The patent application number is CN202511624539 20251..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Huakang Anze New Energy Co Ltd has applied Chinese patent for Steel Bar Cutting and Forming Device. Liu Yafeng and Wang Yunlin developed it. The patent application number is CN202511793259 20251201. The patent publication number is CN121315156 (A). International Patent Classification codes are B21F1/00, B21..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Nantong Fujia Net Industry Tech Co Ltd has filed a patent application for Numerical Control Straightening Cut-off Machine for Steel Mesh. This invention was developed by Zhao Jiapeng. The patent application number is CN202511721410 20251121. The patent publication number is CN121315155 (A). International Pa..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Anhui Qiangwei Fire Equipment Eng Co Ltd patent application for Edge Folding Device for Steel Door Panel. Fang Mengyu and Wang Li developed the invention. The patent application number is CN202511454111 20251013. The patent publication number is CN121..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Liangshan Ruihe New Mat Co Ltd has applied Chinese patent for Automatic Folding Device for Steel Folding Inner Angle Bead Ring. Zou Libo, Liu Song, Fu Daixiong, Qi Mingqiang, Qiu Yong, Liu Li and Gao Liang developed it. The patent application number is CN202511702216 20251119. The patent publication number ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Jiangsu Jinsanli Machinery Mft Co Ltd has filed a patent application for Multi-shaft Profile Steel Automatic Cold-bending Machine for Steel Arch Production and Working Method of Multi-shaft Profile Steel Automatic Cold-bending Machine. This invention was developed by Ding Jian. The patent application number..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Jiangsu Baojin Steel Intelligent Mft Co Ltd patent application for Die Steel Plate Shaping Equipment and Shaping Method Thereof. This invention was developed by Chen Tianqiao and Zheng Zhanfei. The patent application number is CN202511591852 20251103...

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Kunshan Hebo Intelligent Tech Co Ltd patent application for Steel Bar Shaping and Positioning Carrier and Return Line. This invention was developed by Li Yongchuan and Li Hailong. The patent application number is CN202511556387 20251029. The patent pu..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Beijing Jinyu Tiancheng Tech Co Ltd has submitted a patent application for Electrical Steel Winding Method for Winding Tension Profile Control and Edge Crack Suppression. This invention was developed by Yan Di and Yu Liyuan. The patent application number is CN202511487565 20251017. The patent publication nu..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Nanjing Jinlan Special Material Tech Co Ltd has sought patent for Full-automatic Steel Belt Heat Preservation Cover Device Applying Tubular Track. This invention was developed by Song Yahui. The patent application number is CN202511521329 20251023. The patent publication number is CN121315046 (A). Internati..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Beijing Shougang and Qianan Iron and Steel Company Of Shougang Corp patent application for Method for Improving Rolling End Part Quality of If Steel Ferrite and Prepared If Steel. This invention was developed by Jiao Huili, Guan Jiandong, Gong Jian, Li Y..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Fujian University of Technology and Fujian Water Conservancy Invest Water Construction Co Ltd patent application for Carbon Steel Corrosion Inhibitor Based on 1, 8-naphthalimide Derivative and Application Thereof. Zhang Xiaoyi, Wu Zihang, Guo Minmin, Fan..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Wuhan Jucheng Structure Group Co Ltd has sought patent for Steel Slide Way Rigid Axis Translation Method. This invention was developed by Gao Zuoping, Tan Xingzhou, Wang Jingang, Liao Jiehong, Zhang Chang, Zhou Zhiyong and Han Han. The patent application number is CN202410934686 20240712. The patent publica..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Taizhou Dongte Steel Tech Co Ltd patent application for Round Steel Treatment Quenching Mechanism and Quenching Process. Wang Jundong, Yin Tao, Wang Shiyang and Fang Kai developed the invention. The patent application number is CN202511717468 20251121..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Lixian Jiaxuan Plastic Steel Building Mat Co Ltd has sought patent for Polishing Device for Plastic-steel Doors and Windows. This invention was developed by Chen Jiaxuan. The patent application number is CN202511805378 20251203. The patent publication number is CN121315762 (A). International Patent Classifi..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Shandong Zhongzheng Steel Pipe Mfg Co Ltd has submitted a patent application for Seamless Steel Tube Inner Wall Coping Device. This invention was developed by Seo Gui-jin, Nie Huafeng, Su Chunwei, Wang Yanjun and Cui Lei. The patent application number is CN202511826758 20251205. The patent publication numbe..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Baoshan Iron & Steel and Wuhan Iron and Steel have sought patent for Strip Threading Method for High-grade Non-oriented Silicon Steel. This invention was developed by Zhu Huaqun, Tong Haibin, Pu Haoting, Wang Ting, Zhu Jianru, Wang Zhicheng and Dong Anmin. The patent application number is CN202410917147 202..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Southwest Technology Engineering Research Institute of China South Industries Group and University of Science and Technology Beijing have sought patent for Schiff Base Serving as Low-carbon Steel Corrosion Inhibitor and Preparation and Application Method Thereof. This invention was developed by Li Zhong, Chen ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Central Iron & Steel Research Institute and Zhonglian Advanced Steel Tech Co Ltd have applied Chinese patent for Production Method of Flat-bulb Titanium Profile for Marine Equipment. Chai Xiyang, Luo Xiaobing, Liang Fengrui, Wang Tianqi, Chai Feng, Wei Xu, Pan Tao and Li Li developed it. The patent applicat..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- POSCO and Dachang Co Ltd have filed a patent application for Alloy for Stainless Steel Brazing and Brazing Joint. This invention was developed by Lee Won-bae, Guo Fancui and Choi Sang-wook. The patent application number is CN20238099326 20231219. The patent publication number is CN121311610 (A). Internation..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- MCC5 Group Shanghai Corporation and China MCC5 Group Corporation have filed a patent application for Magnetic Attraction Type Steel Trestle Plate Mounting Method. This invention was developed by Cheng Wenjie, Yao Lin, Xu Gongyang, Chang Hongjin, Cao Zhen, Fang Zhiliang, Lei Hong, Liu Fulai, Wang Keli and Li Ya..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Shanghai Institute of Technology and Shanghai Lanke Building Damping Tech Co Ltd have submitted a patent application for In-plane Parallel Type Rotary Friction Corrugated Steel Plate Wall Composite Damping Component. This invention was developed by Hu Dazhu, Wu Ziting and Dai Zeyun. The patent application n..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Gansu Jiu Steel Group Hongxing Iron & Steel patent application for Acid Pickling Process Method Capable of Improving Surface Quality of 400-series Ferritic Stainless Steel. The invention was developed by Liu Tianzeng, Pan Jixiang, Li Jucang, Cheng Yunxi..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Huazhong University of Science and Technology has filed a patent application for Preparation and Application of Steel Wire Ceramic Film Layer Based on Ultrasonic-assisted Micro-arc Oxidation Technology. This invention was developed by Zhang Xinxin and Zhang Yun. The patent application number is CN2025117229..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Angang Steel has sought patent for High-strength Carbon-free Refractory Brick for Producing Pure Iron and Preparation Method of High-strength Carbon-free Refractory Brick. This invention was developed by Liu Zhiming, Yang Guang, Yang Ji, Fan Sipeng, Wang Haiwei, Xu Mengchun, Wei Chongyi and Sun Shen. The pate..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Zhuzhou Jiacheng Technology Development patent application for Steel Rail Grinding Trolley Capable of Being Quickly Disassembled and Assembled and Operation Method of Steel Rail Grinding Trolley. Luo Xiaobo, Yin Shengmin, He Wei, Xie Jiangsheng and Wang ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Baoshan Iron & Steel has submitted a patent application for High-purity Aluminum Target Material with Surface Nanocrystallization and Preparation Method. Zhang Wen, Yang Bing, Han Fei and Xu Limin developed the invention. The patent application number is CN202410917113 20240710. The patent publication number ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Yantai Guangyuan Steel Structure Development patent application for Steel Profile Hot-dip Galvanizing Device. The invention was developed by Chen Huidong. The patent application number is CN202511705681 20251120. The patent publication number is CN1213..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Shanxi Taigang Stainless Steel has sought patent for High-nitrogen High-manganese Austenitic Stainless Steel and Preparation Method Thereof. This invention was developed by Wang Qi, Wang Huimian, Wei Zhichao, Li Huifeng, Bai Jingang and Fan Xin. The patent application number is CN202511321166 20250916. The pa..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Baoshan Iron & Steel has applied Chinese patent for Low-cost Thick-specification 590mpa Nickel-free Weathering Steel and Manufacturing Method Thereof. Dong Guibin, Zhang Jun, Zhao Xiaoting and Yao Liandeng developed it. The patent application number is CN202410876283 20240702. The patent publication number is..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Angang Steel has filed a patent application for Wire Rod for High-performance High-strength Rubber Belt Steel Wire and Production Method of Wire Rod. This invention was developed by Guo Dayong, Gao Hang, Ma Liguo, Wang Bingxi, Zhang Bo and Pan Yang. The patent application number is CN202511490015 20251017. Th..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Angang Steel has applied Chinese patent for High-silicon Steel Thin Strip with Excellent Longitudinal Magnetic Performance and Manufacturing Method of High-silicon Steel Thin Strip. Gao Zhenyu, Chen Chunmei, Jia Zengben, Jiang Fujian, Li Bin, Sun Chao, Li Yadong, Liu Wenpeng, Zhang Jian and Hu Wanqing develope..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Angang Steel patent application for Non-oriented High-silicon Steel Thin Strip and Low-cost and High-efficiency Production Method Thereof. The invention was developed by Gao Zhenyu, Chen Chunmei, Li Fuqiang, Sun Chao, Li Yadong, Jiang Fujian, Li Bin, Zh..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Jiangyin Xingcheng Special Steel Works has filed a patent application for Ultra-pure Gear Steel for High-temperature Vacuum Carburization and Manufacturing Method of Ultra-pure Gear Steel. This invention was developed by Zhang Qingsong, Bai Yun, Gu Qiuhao, Li Wenbin, Meng Wenbin, Sun Hongping, Lu Mingxia, Yin ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Baotou Iron and Steel Group patent application for Production Method of High-yield 1000mpa-grade Ultrahigh-strength Galvanized Dual-phase Steel Strip. This invention was developed by Song Ranchen, Liu Yan, Yuan Xiaoming, Zhang Xiufei, Chen Sheng and Peng..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Lianyungang Zhongfu Lianzhong Composites Group has submitted a patent application for Connecting Method of Composite Material Outer Cylinder and Steel Inner Cylinder and Tubular Composite Material Product. This invention was developed by Zhang Minglei, Zhan Rui, Huang Jiapeng, Li Lixue and Yoon Sang-woo. The ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Ezhou Kebei Laser patent application for Automatic Centering Placement Method for H-shaped Reinforcing Steel Bar Plate and Reinforcing Steel Bar Plate Welding Machining Device. This invention was developed by Mei Jinzhou, Qiu Shixing, Liu Xin, Wu Jinzhou..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Baoshan Iron & Steel has applied Chinese patent for Laser Hybrid Welding Method for Vertical Rod and Vertical Rod. Qian Weifang developed it. The patent application number is CN202410920548 20240710. The patent publication number is CN121315457 (A). International Patent Classification codes are B23K26/348, B2..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Hefei Guoxuan High-Tech Power Energy patent application for Dissimilar Steel Welding Method and Welding Joint. Yang Nanle, Wang Li, Song Wei, Liu Wenjie, Chen Yong and Han Dehui developed the invention. The patent application number is CN202511693663 20..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Baoshan Iron & Steel has applied Chinese patent for Welding Deformation Control Method for Vertical Rod of Ring Lock Scaffold and Vertical Rod. Qian Weifang developed it. The patent application number is CN202410920551 20240710. The patent publication number is CN121315388 (A). International Patent Classifica..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Welding Method of High-strength Steel Vertical Rod for Ring Lock Type Scaffold and Vertical Rod. This invention was developed by Qian Weifang. The patent application number is CN202410920549 20240710. The pate..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Jiangyin Xingcheng Special Steel Works has applied Chinese patent for Low-cost and Short-process Production Method of High-strength Container Steel Plate Q490rw. Wang Ke, Wang Peiyu, Zhang Jian, Yuan Jiali and Xu Jun developed it. The patent application number is CN202511212799 20250828. The patent publicatio..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Fujian Qingshan Special Material has applied Chinese patent for Heat Treatment Method for Annealing Stainless Steel. Tan Zhaoyi, Guo Ailin, Yu Hong, Zhang Yi, Chen Guangsen, Zhang Wen, Gui Changqing and Lai Faliang developed it. The patent application number is CN202511866164 20251211. The patent publication ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Linyi Jiankun Intelligent Technology has submitted a patent application for Movable Profile Steel Cutting Device and Method. Zongyao Xu developed the invention. The patent application number is CN202511900241 20251216. The patent publication number is CN121315673 (A). International Patent Classification codes..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Ling Yuan Iron & Steel patent application for Anti-falling Waste Steel Plate Hoisting Device for Steel Rolling Mechanical Equipment. The invention was developed by Yang Fengguo, Han Yaoxue, Ma Xianglong, Li Yan, Huo Yunlong, Jia Fenghu, Tan Jiaxue, Yin ..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Xiamen Zheng Liming Metallurgical Machinery has sought patent for Steel Stacking Device, Stacking Machine and Steel Stacking Method. This invention was developed by Yang Qincheng, He Changfu, Deng Zhengqing, Ran Longjun and Huang Jiasheng. The patent application number is CN202511813821 20251204. The patent p..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Yutian Zhitai Steel Fiber Manufacturing patent application for Steel Fiber Screening Machine. Wang Hongjun developed the invention. The patent application number is CN202511845885 20251209. The patent publication number is CN121314895 (A). International..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- JFE Steel has submitted a patent application for Method for Predicting Amount of Deposition, Method for Manufacturing Hot-dip Galvanized Steel Strip, Method for Generating Model for Predicting Amount of Deposition, and Device for Predicting Amount of Deposition. This invention was developed by Yoshimoto Soshi...

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Nippon Steel & Sumitomo Metal patent application for Steel Sheet and Method for Producing Steel Sheet. The invention was developed by Imashiro Daiki, Sugasawa Saho, Nakai Keisuke, Shintaku Yoshiaki and Nakashima Kiyotaka. The patent application numbe..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Panzhihua Iron & Steel Research Institute, Pangang Group has submitted a patent application for Submersed Nozzle for Continuous Casting Heavy Rail Steel and Preparation Method Thereof. Li Hongguang, Du Tianyu, Guo Qing and Jiang Zilong developed the invention. The patent application number is CN202511721248 2..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Panzhihua Iron & Steel Research Institute, Pangang Group has submitted a patent application for Corrosion-resistant Long Nozzle and Preparation Method Thereof. This invention was developed by Li Hongguang, Guo Qing, Jiang Zilong and Wen Qihong. The patent application number is CN202511719445 20251121. The pat..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Panzhihua Iron & Steel Research Institute, Pangang Group has filed a patent application for Steel Ladle and Method for Reducing Vortex Slag Entrapment at Last Casting Stage of Steel Ladle. This invention was developed by Li Hongguang, Guo Qing, Wang Zhangyin and Yin Pan. The patent application number is CN202..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Hunan Valin Xiangtan Iron & Steel has applied Chinese patent for Steel Flow Control Hydraulic System. Tian Zhiguo, Yang Jianhua, Liu Jiwen, Liu Ximao, Jia Jin, Ye Mingzai, Pan Xiquan, Li Xiaolan and Xu Jiyou developed it. The patent application number is CN202511617427 20251106. The patent publication number ..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Baoshan Iron & Steel patent application for Bending Degree Judgment and Prediction Control Method for Surface Vibration Marks of Continuous Casting Billet. The invention was developed by Chen Zhiping and Li Shugui. The patent application number is CN20..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Splash-proof Device for Preventing Steel Hanging at Corner of Continuous Casting Crystallizer and Use Method. This invention was developed by Luo Jianeng, Wu Jie, Xu Chao and Wang Peiliang. The patent applicat..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has received Angang Steel patent application for Tundish Molten Steel Purification Method Based on Ultrasonic Partition Synergistic Effect. Yang Guang, Jia Jixiang, Peng Chunlin and Yang Ji developed the invention. The patent application number is CN202511650101 202..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Hefei Hesheng Special Material has submitted a patent application for Tension Adjusting Device for Steel Plate Embossing. Zhao Dongming, Xu Rimin and Wang Tao developed the invention. The patent application number is CN202511859471 20251210. The patent publication number is CN121315166 (A). International Pate..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has released Tianjin Aerospace Changzheng Rocket Manufacturing patent application for Stretch Bending Forming Process Method for High-yield-ratio Ultrathin Stainless Steel Frame Truss Product. This invention was developed by Wang Minghuan, Hu Deyou, Wang Yanqin, Jiao..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Shougang Jingtang United Iron & Steel has submitted a patent application for Strip Steel Ultrafast Cooling Unit, Control Method and Device Thereof and Medium. This invention was developed by Hu Junjie, Liu Jingqun, Yang Xiaohe, Li Xingbo, Ran Tieli and Wang Xiaopeng. The patent application number is CN2025116..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Central Iron & Steel Research Institute has filed a patent application for Low-cost Iron-nickel-based Heat-resistant Alloy and High-speed Rolling Method Thereof. This invention was developed by Wang Limin, Chen Kun, Jia Lei, Cheng Jiefeng, Li Quan, Tang Zhengxin, Li Gen and Liu Huasong. The patent application..

Steel

  |  Thu 14 May 2026

Beijing, May 15 -- Shandong Iron and Steel Group Yongfeng Lingang has submitted a patent application for Production Method for Hot-rolled Ribbed Bar Steel Wire Rod. Ni Guihu, Qi Gang, Yu Hongji, Li Haobing, Zhao Ying, Lei Mingming, Wang Zhiqiang, Wang Guochao and Song Wenlong developed the invention. The patent application numb..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- JFE Steel has submitted a patent application for Iron Loss Evaluation Method, Low-iron-loss Material Design Method, Iron Loss Evaluation Program, Low-iron-loss Material Design Program, Low-loss Soft Magnetic Material, and Low-loss Soft Magnetic Powder. This invention was developed by Takehara Marina, Takashita..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- Beijing Institute of Astronautical Systems Engineering has submitted a patent application for Weld Joint Reinforcing Structure for Stainless Steel Storage Tank. Zhang Chen, Wang Ruiqian, Sun Weizhao, Yang Ruisheng, Liu Yijun, Zhang Jian, Liang Peichen, Hu Zhenggen, Yan Dongyang, Wu Huiqiang, Li Bin, Xing Xiaog..

Steel

  |  Fri 15 May 2026

Beijing, May 15 -- State Intellectual Property Office of China has published Nippon Steel & Sumitomo Metal patent application for Structural Component. The invention was developed by Tabata Ryo, Osanai Takumi, Shuto Hiroshi, Takayama Atsushi, Ohtsuka Kenichiro and Sakurada Eisaku. The patent application number is CN2024803884..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has released Jiangsu Jinheng Information Technology patent application for Method for Realizing Full-link Data Consanguinity Under Iron and Steel Industry Data Management, Electronic Equipment and Medium. This invention was developed by Yang Xiao, Chu Xinkai and Wang..

Steel

  |  Thu 14 May 2026

Alexandria, May 14 -- Kobe Steel has received a patent for Method for Checking Quality of Heat Exchanger. This invention was developed by Kanazawa Hiroaki, Tanaka Kentaro, Takafuji Hideki and Ikeuchi Tadashi. The patent application number is US202318354716 20230719. The patent publication number is US12625042 (B2). Internationa..

Steel

  |  Wed 13 May 2026

Beijing, May 14 -- Zhejiang University City College has submitted a patent application for Forward and Reverse Optimization Design Method for Steel Heat Treatment Process. This invention was developed by Shi Liting, Li Wenkai, Shi Yandong, Shu-cheng Lanqing, Jiang Fan, Li Siwei and Su Xuming. The patent application number is CN..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- Hebei Iron & Steel Group Mining has submitted a patent application for Method for Calculating Abrupt Change Coefficient of Equipment Operation Parameters. This invention was developed by Dong Chaobin, He Jingbin, Geng Liang, Zhao Zhongyang, Zhang Zheng, Wang Meihui, Zhu Jun, Wang Zizhong, Ping Zhaohui, Lin Guo..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- Nanjing Yuyou Intelligent Tech Co Ltd has submitted a patent application for Control System and Method for Steel Production Based on Industrial Simulation. This invention was developed by Zhao Mengli and Zhao Minghao. The patent application number is CN202511531598 20251024. The patent publication number is..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- Tongwei Solar, Chengdu has submitted a patent application for Steel Frame Structure, Photovoltaic Module and Manufacturing Method Thereof. This invention was developed by Ji Wei, Yan Dengzhou, Du Xiaoqing and Gao Fangzhou. The patent application number is CN202511771124 20251128. The patent publication number..

Steel

  |  Thu 14 May 2026

Alexandria, May 14 -- Nippon Steel has been awarded a patent for Burring Processing Method, Burring Processing Mold, Burring Processing Device, and Burring Processed Product. This invention was developed by Otsuka Kenichiro, Azuma Masafumi, Hamada Koichi, Tabata Ryo, Urushibata Ryo and Kitahara Yuuki. The patent application num..

Steel

  |  Thu 14 May 2026

Alexandria, May 14 -- United States Patent for Method of Making Stainless Steel Refrigeration Appliance and Painted Stainless Steel Refrigeration Appliance has been issued to True Manufacturing. This invention was developed by Biggs Alyssa and Trulaske Steven. The patent application number is US202418423684 20240126. The pate..

Steel

  |  Wed 13 May 2026

Alexandria, May 14 -- POSCO has obtained a patent for guide tube and hyperloop device including same. This invention was developed by Cho Woo-yeon. The patent application number is US202118008565 20210608. The patent publication number is US12624505 (B2). International Patent Classification codes are B60L13/04, B61B13/08, B61B1..

Steel

  |  Wed 13 May 2026

Beijing, May 14 -- Anhui Changjiang Steel Co Ltd has sought patent for Safety Device for Trolley Conductor of Travelling Power Supply in Severe Working Condition Environment. This invention was developed by Wu Gang. The patent application number is CN202511228764 20250829. The patent publication number is CN121307748 (A). Int..

Steel

  |  Wed 13 May 2026

Alexandria, May 14 -- ThyssenKrupp Steel Europe AG has secured a patent on Method for Producing a Hot-dip-coated Steel Sheet and Hot-dip-coated Steel Sheet. Cetinkaya Burak William and Junge Fabian developed the invention. The patent application number is US202218710024 20221110. The patent publication number is US12624436 (B2)..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has published Heze Haoyang Equipment Manufacture patent application for Method and System for Simulating Support of Anti-corrosion Material on Steel Well. The invention was developed by Li Guoshan and Wang Guangguang. The patent application number is CN202511410067 ..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has published Electric Power Research Institute patent application for Method for Calculating Bending Rigidity of Armored Steel Wire of Suspended-span Submarine Cable Based on Force-heat Coupling Effect. The invention was developed by Ying Xipeng, Fu Mingli, Feng Bin..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- China University of Mining has submitted a patent application for Method for Analyzing Wind-induced Fatigue of Central Support Steel Frame Structure and Strength Degradation Model of Central Support Steel Frame Structure. This invention was developed by Zheng Xiaowei, Deng Yao, Hou Yaozu and Chen Rui. The pat..

Steel

  |  Thu 14 May 2026

Beijing, May 14 -- Xinghua Kailide Stainless Steel Products Co Ltd has submitted a patent application for Digital Twinning Online Quality Control Monitoring System of Stainless Steel Fastener Production Line. Xie Binbin, Luo Guiping, Xia Haiwei, Zeng Hongbo and Wan Xingxing developed the invention. The patent application numb..

Steel

  |  Wed 13 May 2026

Alexandria, May 14 -- ThyssenKrupp Steel Europe AG has received a patent for Agglomerated Stone for Use in an Electric Furnace. This invention was developed by Erdmann Ronald and Ellerik Sören. The patent application number is US202318242323 20230905. The patent publication number is US12624405 (B2). International Patent Class..

Steel

  |  Wed 13 May 2026

Alexandria, May 14 -- United States Patent for Cooling Water Temperature Control Method and Cooling Water Temperature Control Device for Steel Sheet has been issued to JFE Steel. This invention was developed by Hirai Masaki, Ota Yusuke and Tanokuchi Ichiro. The patent application number is US202118275243 20211227. The patent pu..

Steel

  |  Tue 12 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Anhui Management Steel Surface Technology patent application for Low-internal-stress Hypersonic Flame Spraying Coating, Preparation Method and Application Thereof. Tan Xi, Gao Jianhong, Qin Yuwen, Ebisu Yoshihito, Ni Zhenhang, Hu Xiaohong, Dong Junhui, W..

Steel

  |  Tue 12 May 2026

Beijing, May 13 -- Zhejiang Jingzhu Robot Co Ltd and Zhejiang Jinggong Steel Building Group Co Ltd have submitted a patent application for Openable and Closable Roof System of Large Venue and Control Method of Openable and Closable Roof System. This invention was developed by Deng Weiping, Zhang Xiaoying, Li Yi, Xing Zunsheng, C..

Steel

  |  Tue 12 May 2026

Beijing, May 13 -- Chengdu Advanced Metal Materials Industry Technology Research Institute and Northeastern University have filed a patent application for Surface Hardening Type High-toughness G20CrNi2Mo Bearing Steel and Preparation Method Thereof. This invention was developed by Wu Xueting, Yin Shiwei, Li Huabing, Wu Zhiwei an..

Steel

  |  Tue 12 May 2026

Beijing, May 13 -- Chengdu Advanced Metal Materials Industry Technology Research Institute and Northeastern University have submitted a patent application for High-nitrogen Martensitic Stainless Steel and Preparation Method Thereof. This invention was developed by Wu Xueting, Li Huabing, Zheng Huaibei and Feng Hao. The patent..
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