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Steel
| Fri 22 May 2026
Beijing, May 22 -- Chongqing Materials Res Inst Co Ltd has filed a patent application for Stainless Steel Precision Foil for Gas Dynamic Pressure Bearing and Preparation Method of Stainless Steel Precision Foil. This invention was developed by He Qinsheng, Wang Jianqiao, Li Fang, Zou Xingzheng, Zhao Zhen, Tang Yuanshou, Zhang Sh..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Sanxin Special Mat Changzhou Co Ltd has submitted a patent application for Cast Steel Roller Surface Stress Eliminating Device. This invention was developed by Xu Wenjun.
The patent application number is CN202511589851 20251103. The patent publication number is CN121380545 (A). International Patent Classifi..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Xiangtan University has submitted a patent application for Method for Reducing Residual Stress of GT35 Steel Bond Hard Alloy by Coupling Stress Aging with Cold and Hot Cycling. This invention was developed by Tu Xiaoxuan.
The patent application number is CN202511544982 20251028. The patent publication numbe..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Xinjiang Ba Yi Iron & Steel has applied Chinese patent for Production Method of High-quality Wear-resistant Ball Steel. Li Xiaoping, Guo Junmao and Fan Dawei developed it.
The patent application number is CN202511395234 20250928. The patent publication number is CN121380502 (A). International Patent Classif..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Nippon Micrometal Corp and Nippon Steel Chemical & Materials for Ag Alloy Bonding Wire for Semiconductor Device. Araki Noritoshi, Ookabe Takumi, Oda Daizo, Uno Tomohiro and Oyamada Tetsuya developed the invention.
The patent application number is U..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Hunan Lianzhi Tech Co Ltd has filed a patent application for Steel Structure Closure Height Difference and Axis Deviation Control Device and Method. This invention was developed by Xu Shanzhong, Wu An, Wang Qin, Lu Yin, Xie Fei, Tang Yanjun, Peng Shicong, Tan Lianlian and Yang Jiliang.
The patent applicatio..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Jiangsu Yongjin Metal Technology Co Ltd has submitted a patent application for Corrosion-resistant Flexible Ultrathin Stainless Steel Band and Processing Technology Thereof. This invention was developed by Wang Yong, Qu Weiwen, Ji Haiyang, Wang Jinxing, Song Weibing, Tang Hulin, Xu Lu, Wu Chunyun, Zhang Jianfe..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Shenzhen Pardang Tech Co Ltd has submitted a patent application for Stainless Steel Polishing Wax and Preparation Method Thereof. Wang Fuan, Tang Chuanmei, Wang Shiqi and Liang Haizhi developed the invention.
The patent application number is CN202511493099 20251020. The patent publication number is CN121380..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Zenith Steel Group; University of Science and Technology Beijing has submitted a patent application for High-toughness, Corrosion-resistant and Easy-to-weld Steel for Anchor Chain. This invention was developed by Xie Changsheng, Zhu Penglong, Yang Chengwei, Wang Liyin, Ye Yukui and Zhao Haitao.
The patent a..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Liaoning Haihua Tech Co Ltd has submitted a patent application for Open Gear Lubricating Oil for Double-inlet and Double-outlet Steel Ball Coal Mill and Preparation Method of Open Gear Lubricating Oil. This invention was developed by Yang Jiadong, Li Minghui and Li Yuanhong.
The patent application number is..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Zibo Vocational & Technical Univ has submitted a patent application for Preparation Method of Water-based Intelligent Anticorrosive Paint, Obtained Product and Application of Product in Steel. This invention was developed by Zhang Nana.
The patent application number is CN202511724478 20251124. The patent pu..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Xu Zhongkui patent application for Non-full-circular-arc-shaped Pin Transmission Steel Chain.
The patent application number is CN202411478987 20241022. The patent publication number is CN121382851 (A). International Patent Classification codes are F..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Henan Zhongyuan Special Steel Equipment Manufacturing has applied Chinese patent for Detection Device and Method for Leakage of Control Oil Way of Large Oil Pressure Fast Forging Machine. Chang Chenguang, Chen Xin, Hu Peng, Hu Longfei, Liu Hongyu, Chen Bokai, Jiang Yunhui and Duan Qingliang developed it.
The ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Hebei Runye Project Man Co Ltd patent application for Building Steel Structure Mounting and Positioning Fixture. This invention was developed by Xi Minglong, Zhang Xiying and Wang Li.
The patent application number is CN202511880557 20251213. The paten..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Shanghai Nuclear Engineering Research & Design Institute has submitted a patent application for Hoisting and Centering Device and Method for Steel Structure Combined Module with Column. Han Guangquan, Wu Chunhua, Zhang Shoulong, Zhao Yongguang, Zhang Jin, Ni Nan and Fan Chenyu developed the invention.
The pat..
Steel
| Fri 22 May 2026
Beijing, May 22 -- WISDRI Engineering & Research Incorporation has applied Chinese patent for Steel Structure Operation Platform with Inclined Ladder. Pan Tianjiu, Zeng Qing, Zhou Liqing, Tan Gaoming, Shi Jun and Yin Yi developed it.
The patent application number is CN202511622105 20251106. The patent publication number is CN12..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Sinohydro Bureau 3 patent application for Modularized Reinforcing Steel Bar Mechanical Connecting Device and Method. Wang Yaonan, Yin Tao, Huang Kang, Lu Yue, Huang Andi, Liu Gege, Zhao Baiyi, Yi Yongbin, Cao Yi and Liu Taohong developed the invention.
..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Zhejiang Jinggong Steel Building Group Co Ltd patent application for Equal-strength Connection Method for Dissimilar Materials with Unequal Plate Thicknesses. This invention was developed by Wang Lei, Ye Dongchen, Jia Shangrui, Xing Zunsheng, Lu Fusheng,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released China 19th Metallurgical Corporation patent application for Reinforcing Steel Structure at Joint of Steel Structures. This invention was developed by Huang Ruixiong and Chen Huihao.
The patent application number is CN202511504686 20251021. The patent pu..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Cnbm Hefei Steel Structure Tech Co Ltd and Hefei Cement Research Design Institute has sought patent for Steel Structure Assembly Positioning Connecting Piece and Positioning Assembly Method Thereof. This invention was developed by Xie Jian, Yuan Wenfeng, Zhang Haodong and Zhang Runsheng.
The patent applicat..
Steel
| Thu 21 May 2026
Beijing, May 22 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Southwest Jiaotong University have submitted a patent application for Method for Testing Rolling Contact Fatigue of Steel Rail. This invention was developed by Wang Yuan, Deng Yong, Wu Wei and Li Ruoxi.
The patent application number is CN202511522..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Zhongtian Iron & Steel Group, Nantong and Zenith Steel Group have sought patent for 645mpa Aseismic Steel Bar with Specification of Phi 10-40mm and Production Method of 645mpa Aseismic Steel Bar. This invention was developed by Xie Li, Jia Laihui, Ye Qingsong, Jing Qi and Yun Weida.
The patent application n..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Wuxi Institute of Technology patent application for Flexible Steel Drum Seam Searching Device. Ma Junfeng, Tang Liping, Chi Shengwei and Pan Yejun developed the invention.
The patent application number is CN202411815716 20241211. The patent publication ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published CCCC Second Highway Engineering patent application for Steel Wire Shaping Method and System for Bridge Main Cable Strand Construction. The invention was developed by Liu Xun, Kanakura, Ma Jianyong, Hou Runfeng, Shu Hongsheng, Xiao Jun, Zhang Haowei and ..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Angang Steel patent application for Iron Powder Combustion Device and Method of Reducing Structure. The invention was developed by Liao Xiangwei, Song Chengmin, Kang Lei, Shang Deli, Peng Chunlin and Kang Wei.
The patent application number is CN2025118..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Central Iron & Steel Research Institute and AECC Hunan Aviation Powerplant Research Institute patent application for Multi-stage Alpha-phase Toughened High-toughness Titanium Alloy and Preparation Method Thereof. This invention was developed by Yuan Ying..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Jingye Iron & Steel has applied Chinese patent for Production Method of High-strength Cold Forging Steel and Cold Forging Steel. Bai Huadong, Qi Jingang, Lu Sujing and Chen Qingfeng developed it.
The patent application number is CN202410987724 20240723. The patent publication number is CN121380726 (A). Intern..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Panzhihua Iron & Steel Research Institute, Pangang Group has submitted a patent application for Hot-dip Galvanized Dual-phase Steel and Preparation Method Thereof. Yu Cansheng, Chang Zhiyuan, Yin Jingjing, Zuo Yuanhua, Deng Yuxuan and Liao Jialong developed the invention.
The patent application number is CN20..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baoshan Iron & Steel has submitted a patent application for Surface-hardened Steel with Uniformly Distributed Hardness of Hardening Layer and Manufacturing Method of Surface-hardened Steel. Wang Chengquan, Zhao Sixin and Yu Dajiang developed the invention.
The patent application number is CN202410989466 20240..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Hubei University of Science and Technology has applied Chinese patent for Fine-grain Corrosion-resistant Gear Steel and Preparation Method Thereof. Chi Yingrui, Zhou Songbo, Li Xueyan and Zhou Ruihua developed it.
The patent application number is CN202511283855 20250909. The patent publication number is CN121..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baoshan Iron & Steel has filed a patent application for High-strength Seamless Steel Pipe for Bicycle Frame and Manufacturing Method of High-strength Seamless Steel Pipe. This invention was developed by Zhai Guoli and Chen Zhihong.
The patent application number is CN202410990555 20240723. The patent publicati..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Luoyang Sanwu Cable Group has submitted a patent application for Steel Core High-conductivity Aluminum Stranded Wire and Preparation Method Thereof. Yao Jie, Guo Lechao, Zhang Gang, Jiang Jingwei, Li Peilong and Wang Guozhu developed the invention.
The patent application number is CN202511971539 20251225. T..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Hunan Hualing Liangang Special New Mat Co Ltd and LYSTEEL patent application for Gigabar-grade Ultrahigh-toughness Girder Steel with Smooth Surface and Heat Treatment Method Thereof. The invention was developed by Wang Hongbing, Sui Yafei, Xie Guanghui,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Huizhou Haote Metal Technology patent application for Warm Rolling Process for Stainless Steel Profile. Li Jiabin, Zhou Qinrong and Liang Xianbing developed the invention.
The patent application number is CN202511150615 20250818. The patent publication ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Yanshan University patent application for Method for Realizing Inverse Phase Change Strengthening of Light-weight High-entropy Steel by Ultrasonic Rolling and Modified Light-weight High-entropy Steel. This invention was developed by Xing Xiaolei, Meng Sh..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Chengdu Advanced Metal Materials Industry Technology Research Institute patent application for Preparation Method of B-containing Heat-resistant Stainless Steel. This invention was developed by Tu Luhan, Wu Zhiwei, Li Ying, He Yudong and Wei Xianping.
T..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Shougang Group patent application for Molten Steel Purification Device and Method. This invention was developed by Deng Xiaoxuan, Li Haibo, Lyu Naibing, Chen Bin, Zhang Congcong, Liu Baisong, Yan Wentao, Ji Chenxi, Dong Wenliang, Wang Tonghe, Xie Shuhao,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Shandong Iron & Steel has filed a patent application for Cold Steel Collecting Device for Vacuum Tank of Rh Furnace and Using Method. This invention was developed by Zou Chunfeng, Han Leilei and Huo Xiwei.
The patent application number is CN202511731568 20251124. The patent publication number is CN121380499 (..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Central Iron & Steel Research Institute and Jiangsu Shagang Iron and Steel patent application for Process Control Method for Automatic Oxygen Supply and Carbon Spraying of Electric Furnace Wall. The invention was developed by Meng Huadong, Fan Bing, Zha..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Huawu Beijing Tech Co Ltd has applied Chinese patent for Method for Preparing Super Pure Steel by Directly Reducing Zero Carbon with H2. Guo Hanjie and Li Bin developed it.
The patent application number is CN202511558066 20251029. The patent publication number is CN121380483 (A). International Patent Classi..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Wuhan Iron and Steel has sought patent for Waste Steel Component Identification Method and Device and Electronic Equipment. This invention was developed by Tokizawa, Luo Xuelai, Yang Guoyi, Hu Jingke, Zhu Hui and Zhang Shaotong.
The patent application number is CN202511388362 20250926. The patent publicatio..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received China Special Equipment Inspection & Research Institute patent application for Cr-mo Steel Crack Propagation Acoustic Emission Signal Extraction Method, System, Equipment, Medium and Product. Hu Bin, Shen Yongna, Wang Baoxuan, Zhang Junjiao, Fu Jianping,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Fujian Honglun Steel Group patent application for Heat Treatment Temperature Control System for Stainless Steel Seamless Tube. Sun Baochun and Luo Gang developed the invention.
The patent application number is CN202511953567 20251223. The patent publica..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Zhangjiagang Hongrun Metal Products has sought patent for Steel Wire Annealing Quality Online Monitoring and Closed-loop Control Method. This invention was developed by Shao Jianzhong.
The patent application number is CN202511799134 20251202. The patent publication number is CN121380548 (A). International P..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Jiangsu Xinbao Material Tech Co Ltd has applied Chinese patent for Quenching Cooling Device for High-speed Steel Roller. Chai Jian, Zhuge Feihu, Chen Jing and Zhong Chunxiang developed it.
The patent application number is CN202511578714 20251031. The patent publication number is CN121380535 (A). Internation..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Jiangsu Huanyu Metallurgy Technology patent application for Rapid Quenching Device for Niobium-containing High-speed Steel Roller and Control Method. This invention was developed by Wu Jiang and Yin Jianwei.
The patent application number is CN2025115231..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Shandong Iron & Steel has submitted a patent application for Treatment Device for Large Ladle Casting Residual Slag Steel and Use Method. This invention was developed by Wang Nianxin, Liu Wenping, Ren Keshe, Xiu Dong, Zhang Xuemin, Li Changxin, Zhang Wei, Han Leilei, Fu Changwei, Hao Shuai, Li Haifeng and Yang..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Sun Liang patent application for Detection Device Suitable for Short-distance Steel Wire Rope.
The patent application number is CN202511501540 20251021. The patent publication number is CN121385069 (A). International Patent Classification codes are B..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Liaocheng Power Supply of State Grid Shandong Electric Power patent application for Method and System for Detecting Corrosion Degree of Wire Steel Core of Overhead Transmission Line. Zhai Qinglei, Yu Chuanwei, Yang Junshi, Jiang Xiaowei, Du Yudong, Lin B..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- ThyssenKrupp Steel Europe AG has been granted a patent for Method for Producing a Flat Steel Product Having a Protective Zinc-based Metal Layer and a Phosphating Layer Produced on a Surface of the Protective Metal Layer and Flat Steel Product of This Type. This invention was developed by Junge Fabian.
The ..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- JFE Steel has received a patent for Decarburization Refining Method for Molten Steel Under Reduced Pressure. This invention was developed by Mizobata Keisuke, Harada Akifumi, Nakai Yoshie and Yamada Rei.
The patent application number is US202117914528 20210324. The patent publication number is US12630893 (..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Guangzhou Maritime Institute and Yanshan University have filed a patent application for Preparation Method of Bainite Steel with High Toughness and Strength at Low Temperature. This invention was developed by Li Yingnan, Long Xiaoyan, Yang Zhinan, Chen Chen, Li Yanguo, Yang Yan, Wang Yifei, Han Bing and Hu Guo..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Qianan Dingtai Hardware Mfg Co Ltd has sought patent for Steel Wire Electrolytic Phosphating Equipment. This invention was developed by Xu Hailong, Wang Ying, Xu Chuan, Bai Junling and Xu Shaojiang.
The patent application number is CN202511711950 20251120. The patent publication number is CN121381133 (A). I..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Jiangsu Tongheng New Material Tech Co Ltd has filed a patent application for Cleaning Device Used Before Quenching of Spring Steel Wire. This invention was developed by Bao Xincheng, Zhang Qing, Huang Jie and Tang Qianjin.
The patent application number is CN202511560422 20251029. The patent publication numb..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Ideal Energy Shanghai has applied Chinese patent for Corrosion-resistant Treatment Method for Steel Material Used in Reaction Chamber and Steel Material Used in Reaction Chamber. Li Peng developed it.
The patent application number is CN202511502560 20251021. The patent publication number is CN121380917 (A). I..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Changshu Heavy Machinery Manufacturing patent application for Strip Steel Cooling Device and Strip Steel Cooling Method. The invention was developed by Zhou Zhaobing, Zhang Wei, Shao Zijie, Gu Jiacheng and Qian Ming.
The patent application number is CN..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Gongyi Yuanhua Metal Products Co Ltd patent application for Residual Liquid Removing Device for Hot-dip Galvanized Steel Wire. The invention was developed by Li Ruipo, Li Shaojie, Li Zhenghua and Zhao Dan.
The patent application number is CN202511530..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Sichuan Liuhe Special Metal Mat Co Ltd has applied Chinese patent for Preparation Method of High-toughness Cold Work Die Steel. Lan Wenlin, Zhu Xiaoyang, Liu Dongxu, He Menghua, He Jian, Yang Xinqi and Gao Xueqin developed it.
The patent application number is CN202511513921 20251022. The patent publication ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Sichuan Liuhe Special Metal Mat Co Ltd patent application for Preparation Method of High-thermal-conductivity Die Steel. This invention was developed by Lan Wenlin, He Menghua, He Jian, Zhu Xiaoyang, Liu Dongxu, Yang Xinqi and Gao Xueqin.
The patent a..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Central Iron & Steel Research Institute patent application for Super Austenitic Stainless Steel with Passive Film as Well as Preparation Method and Application of Super Austenitic Stainless Steel. The invention was developed by Li Bingbing, Lang Yuping,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Hebei University of Engineering patent application for Cu-containing High-carbon Bainite Complex-phase Steel Based on Isothermal Quenching and Preparation Process of Cu-containing High-carbon Bainite Complex-phase Steel. Wang Yanhui, Zhang Longjie, Yang ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baoshan Iron & Steel has applied Chinese patent for 370mpa-grade Low-temperature-resistant Low-yield-ratio Bridge Clad Steel Plate and Manufacturing Method Thereof. Liang Xiaojun, Xing Zhao, Gu Ye, Xiao Guilin, Jiao Sihai, Wu Kougen, Wang Bo, Kong Wei and Hao Yingmin developed it.
The patent application numbe..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baoshan Iron & Steel has submitted a patent application for 420mpa-grade Low-temperature-resistant Low-yield-ratio Bridge Composite Steel Plate and Manufacturing Method Thereof. Liang Xiaojun, Xing Zhao, Gu Ye, Xiao Guilin, Jiao Sihai, Wu Kougen, Wang Bo, Kong Wei and Hao Yingmin developed the invention.
The ..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baoshan Iron & Steel has submitted a patent application for 500MPa-grade Low-temperature-resistant Low-yield-ratio Bridge Composite Steel Plate and Manufacturing Method Thereof. This invention was developed by Liang Xiaojun, Xing Zhao, Hao Yingmin, Jiao Sihai and Kong Wei.
The patent application number is C..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Bengang Steel Plates has applied Chinese patent for 700MPa-grade High-strength Steel and Production Method Thereof. Zhou Yanfeng, Zhou Zhongqi, Miao Jun, Liu Zhipu, Ma Siyuan, Yu Yingying, Han Yu, Yu Liwei and Jia Sheng developed it.
The patent application number is CN202511825042 20251205. The patent publi..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published Northeastern University patent application for Ultrahigh-strength Low-density Steel and Preparation Method Thereof. The invention was developed by Chen Peng, Chen Yumo, Yue Liujiang and An Zeyu.
The patent application number is CN202511986665 20251226...
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Dongfeng Commercial Vehicles patent application for Carburizing Steel for Special-shaped Driven Gear and Manufacturing Method and Application of Special-shaped Driven Gear. This invention was developed by Huang Baihong, Duan Zhiqin, Chen Yun, Tao Jun and..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Baowu Jiefuyi Special Steel has filed a patent application for High-strength Fractured Connecting Rod Non-quenched and Tempered Steel and Forging Process. This invention was developed by He Jiannan, Zhong Fanghua, Yang Xiongqiang, Liu Nianfu, Huang Zhuming, Li Jian, Zhou Xiaobing, Yu Ta-hua, Ye Dexin, Feng Bao..
Steel
| Thu 21 May 2026
Beijing, May 22 -- Guoneng Shuohuang Railway Development has submitted a patent application for Steel Rail Vibration Displacement Monitoring Method and Device, Computer Equipment, Readable Storage Medium and Program Product. This invention was developed by Guo Jing, Wang Yanwei, Chen Yong, Ren Yaqiong, Lyu Huaying, Li Chenxu and..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- Tokushima Institute and Aichi Steel have received a patent for Method for Manufacturing Heterocycle-containing Amino Acid Compound. This invention was developed by Namba Kosuke, Mera Akane and Suzuki Motofumi.
The patent application number is US202118261383 20211008. The patent publication number is US12..
Steel
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Shandong Hongan New Material Tech Co Ltd patent application for Low-smoke Halogen-free Flame-retardant Conveyor Belt with Steel Wire Rope Core for Coal Mine and Preparation Method of Flame-retardant Conveyor Belt. Xu Changjiang, Yuan Guofeng, Li Zhiyong,..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Chongqing Xincheng Hangrui Tech Co Ltd and Chongqing University of Science and Technology have submitted a patent application for Hot Working Method for Improving Mechanical Property of 07x16h6-iii Precipitation Hardening Stainless Steel Compressor Wheel Disc Forge Piece. This invention was developed by Ruan Y..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- Nippon Steel has been granted a patent for Impact Absorbing Member. Mikazuki Yutaka developed the invention.
The patent application number is US202118026283 20211015. The patent publication number is US12630104 (B2). International Patent Classification code is B60R19/34. Cooperative Patent Classification c..
Steel
| Thu 21 May 2026
Beijing, May 22 -- Harbin Institute of Technology has sought patent for Concrete-filled Steel Tubular Column Anti-explosion Test Device and Test Method. This invention was developed by Liu Faqi, Liu Penglei, Liu Changyong, Li Yinglong, Wang Yuyin, Wei Chenyang and Liu Zhihao.
The patent application number is CN202511975445 2025..
Steel
| Thu 21 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Bengang Steel Plates patent application for Cold Bending Test Device and Method Capable of Observing Bending Cracking of Welding Position of Steel Plate. Hai Chao, Su Chongtao, Sun Jian, Guo Xiaojing, Ji Lili, Gao Anni, Xiu Limin and Sun Ziqi developed t..
Steel
| Thu 21 May 2026
Beijing, May 22 -- Bengang Steel Plates has submitted a patent application for Experimental Device and Method for Preventing Fracture Sample in Tensile Test of High-strength Steel from Splashing. This invention was developed by Hai Chao, Su Chongtao, Sun Jian, Guo Xiaojing, Ji Lili, Gao Anni and Xiu Limin.
The patent applicatio..
Steel
| Fri 22 May 2026
Beijing, May 22 -- Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences has submitted a patent application for Nano-fluid Lubricating Liquid Suitable for Near-zero Wear of Engineering Steel Surface as Well as Preparation Method and Application of Nano-fluid Lubricating Liquid. Liu Weimin, Zhang Xia and Liu Huanchen..
Steel
| Thu 21 May 2026
Beijing, May 22 -- Kobe Steel has submitted a patent application for Rolling Bearing Monitoring Method and Device. Okada Toru and Yamaguchi Kazuo developed the invention.
The patent application number is CN20251102864 20250721. The patent publication number is CN121384464 (A). International Patent Classification codes are G01H1..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- Nippon Steel has been awarded a patent for Frame Member. This invention was developed by Aitoh Takahiro, Toda Yuri and Tabata Ryo.
The patent application number is US202218289198 20220426. The patent publication number is US12629745 (B2). International Patent Classification codes are B21D17/00, B21D22/02, ..
Steel
| Thu 21 May 2026
Alexandria, May 22 -- JFE Steel has been granted a patent for Method, Device, and Program of Evaluating Springback Amount of Press Formed Part, and Method of Manufacturing Press Formed Part. Urabe Masaki developed the invention.
The patent application number is US202218715257 20221213. The patent publication number is US1262974..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Ningxia Yinxing Power Generation Co Ltd has submitted a patent application for Anti-cracking Method for Dissimilar Steel Welding Seam of High-temperature Reheater. This invention was developed by Li Hao, Shi Jiantao, Yang Baohai, Ma Tao, Zhang Yahui, Chen Haoliang, Sun Qiang, Xue Song and Xue Xiaoyi.
The pa..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Henan Dingli Tower Co Ltd has submitted a patent application for Angle Steel Welding Method for Weather-proof Steel Tower. This invention was developed by Wang Huijie, Shen Junsan, Li Chiang Jia, Li Xuewen, Cui Jianxin and Wang Yujie.
The patent application number is CN202511627804 20251107. The patent publ..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Nippon Steel Eng Co Ltd has submitted a patent application for Charge/discharge Inspection System. Haraguchi Tomoo developed the invention.
The patent application number is CN20238099339 20230720. The patent publication number is CN121368725 (A). International Patent Classification codes are G01R1/073, G01R..
Steel
| Thu 21 May 2026
Mexico City, May 21 -- JFE Steel has filed a patent application for Press-molding Method and Press-molded Article Manufacturing Method. This invention was developed by Tobita Shunsuke.
The patent application number is MX20240009386 20221110. The patent publication number is MX2024009386 (A). International Patent Classificatio..
Steel
| Wed 20 May 2026
Geneva, May 21 -- JFE Steel has submitted a patent application for Moving Device. Tokumoto Yuta, Nishizawa Yuji, Matsufuji Emu, Nakano Manabu and Yamashita Keiji developed the invention.
The patent application number is WO2025JP36213 20251014. The patent publication number is WO2026100302 (A1). International Patent Classifica..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Dongguan Yingfeng Xincheng Precision Hardware Tech Co Ltd patent application for Stainless Steel Rotating Shaft Assembly. Liu Deguo, Liu Xianbiao, Chen Ming, Li Yongkui and Yang Jihai developed the invention.
The patent application number is CN2025116..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Guangdong Xichuang Ind Development Co Ltd has sought patent for Prestressed Steel Bar Cutting Device and Using Method Thereof. This invention was developed by He Zongnan, Wu Feigang and Li Zhiqiang.
The patent application number is CN202511924125 20251219. The patent publication number is CN121373844 (A). I..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Jiangsu Zhifei Construction Co Ltd has applied Chinese patent for Building Steel Processing Equipment. Ye Jianping, Ye Jiali and You Chunyan developed it.
The patent application number is CN202511729328 20251124. The patent publication number is CN121373826 (A). International Patent Classification codes are..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Shanxi Zhongfei Haide Metal Structure Mfg Co Ltd patent application for Method for Optimizing Multi-section Automatic Submerged Arc Welding Path of Steel Bracket. Zhang Ruihong, Zhao Xiangrui, Gao Feilong, Ding Wei, Ma Huadong, Yang Zhenhua, Wei Haiqing ..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Foshan Jitu Automation Tech Co Ltd has submitted a patent application for Steel Trephine Production Line. This invention was developed by Luo Yuwen, Luo Yiwen and Luo Wenzhao.
The patent application number is CN202511747842 20251126. The patent publication number is CN121373569 (A). International Patent Cla..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published M Geldbach Shanxi Flange & Fittings Co Ltd patent application for Steel Bar Segmentation Automatic Shearing Device. The invention was developed by Zhang Maode, Liu Guodong and Zhang Xiquan.
The patent application number is CN202511733670 20251124. Th..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Yangzhou Wanzhi New Material Tech Co Ltd patent application for Thin Steel Strip High-speed Slitting Equipment with Cutting-off and Collecting Functions. This invention was developed by Qiu Yongxin, Ma Gangqiang and Wang Shuaishuai.
The patent applica..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Hubei Wtsq Track Equipment Co Ltd has submitted a patent application for Machining Method and Device for at Steel Rail Special-shaped Rail Head. This invention was developed by Wang Ding'an, Zhu Lei, Kang Long, Li Yang, Shi Xianqun, Xu Ben, Bi Jing, Yan Xiaoxing, You Jiangteng, Cheng Zhen and Wu Shan.
The p..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Shijiazhuang Tianwei New Material Tech Co Ltd patent application for Stainless Steel Flaky Powder and Preparation Method Thereof. This invention was developed by Yu Hongzhou and Zhi Libu.
The patent application number is CN202511640441 20251111. The p..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Jinan Foundry Pattern Co Ltd has applied Chinese patent for Comprehensive Temperature Control Steel Core for Low-pressure Die. Duo Hongtao, Liu Wei, Zhu Meiying, Zhang Na, Zhang Jiahui, Hao Xiqing, Zhang Pengfei, Yuan Heqing, Yu Shixin and Wang Jinmeng developed it.
The patent application number is CN202511..
Steel
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Shandong Ruisi Prec Industry Co Ltd patent application for Fine Blanking Die Structure and Method for Forming Small-collapse-angle Stainless Steel Product. This invention was developed by Dong Qigang.
The patent application number is CN202511924997 20..
Steel
| Thu 21 May 2026
Beijing, May 21 -- Anhui Zhonghui Refrigeration Co Ltd has submitted a patent application for Large-pipe-diameter Stainless Steel Equal-diameter Hole Drawing Equipment and Method. Li Hongyang, Wang Haichao, Pan Xuejun, Su Xiaoli, Wang Guozhen, Wang Yong, Xiang Qinan, Zhang Ming, Qiu Rui, Yang Quan and Ge Yafei developed the inve..
Steel
| Wed 20 May 2026
Beijing, May 21 -- Lixian Jiaxuan Plastic Steel Building Mat Co Ltd has submitted a patent application for Cutting Device for Plastic-steel Doors and Windows. This invention was developed by Chen Jiaxuan.
The patent application number is CN202511804774 20251203. The patent publication number is CN121374742 (A). International ..
Steel
| Wed 20 May 2026
Beijing, May 21 -- Jiangsu Ruishen Steel Structure Co Ltd has submitted a patent application for Auxiliary Device for Steel Structure Profile Machining. This invention was developed by He Ping and Wang Linghong.
The patent application number is CN202511345980 20250919. The patent publication number is CN121374200 (A). Interna..
Steel
| Wed 20 May 2026
Beijing, May 21 -- Jiangsu Jinzhimu Building Intelligent Tech Co Ltd has applied Chinese patent for Conveying Platform for H-shaped Steel Beam Rib Plate Bracket Intelligent Assembly Welding Single Station. Zhao Baoyin, Zhou Wei and Cui Hengfeng developed it.
The patent application number is CN202511521987 20251023. The patent..
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