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Steel
| Sun 17 May 2026
Beijing, May 18 -- Taonan Branch Of Huaneng Jilin New Energy Dev Co Ltd has submitted a patent application for Bending Equipment for Automatic Copper Plate Flat Steel Machining. This invention was developed by Xing Lifang, Zhou Dongsheng, Zhang Tiezhu, Wang Dinghao, Wang Tianyu, Liu Hang and Lyu Zongyan.
The patent applicatio..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Jiangsu Yinhuan Prec Steel Pipe Co Ltd and Baoyin Special Material Tech Co Ltd patent application for Manufacturing Method of Small-caliber Uns S31254 Super Austenitic Stainless Steel Seamless Heat Exchange Tube. This invention was developed by Zhuang Ji..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Northeastern University and LYSTEEL patent application for Hot-rolled Strip Steel Production Control Method and Device, Equipment and Storage Medium. This invention was developed by Zhang Junxian, Wang Xueqiang, Zhong Huachun, Li Zhenlei, Jiang Gao, Wang..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Shanxi Nangang Heli New Material Tech Co Ltd patent application for Rolling Method and Hole Shape System of Three-side Rib Cold-rolled Ribbed Steel Bar. Ding Xiaobing, Xia Weixi, Li Wei and Lu Bo developed the invention.
The patent application number ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Lixian Jiaxuan Plastic Steel Building Mat Co Ltd has applied Chinese patent for Plastic Steel Door and Window Frame Part Machining Device and Machining Method Thereof. Chen Jiaxuan developed it.
The patent application number is CN202511804303 20251203. The patent publication number is CN121339549 (A). Inter..
Steel
| Sun 17 May 2026
Beijing, May 18 -- MCC Baosteel Technology Services has submitted a patent application for Deslagging Treatment Process and Deslagging Treatment System. This invention was developed by Deng Hongbo, Geng Huiliang, Li Limin, Zou Huozhao and Qiu Dongping.
The patent application number is CN202511388764 20250926. The patent publi..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Panzhihua Iron & Steel Research Institute, Pangang Group and Wuhan University of Science and Technology patent application for Method for Reducing Slag Amount of Steel Ladle in Continuous Casting Process of Heavy Rail Steel. This invention was developed ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Hunan Highway Construction Eng Co Ltd has submitted a patent application for Reinforcing Steel Bar Shearing Equipment and Method for Reinforcing Steel Bar Shed Manufacturing. Xie Fu, Feng Guojun, Fan Jiayan, Zhu Junjie, Yang Huiping, Deng Linfeng, Jiang Xing, Jiang Shaobo, Xu Qingzheng, Tang Lunxiang, Liu Wei,..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Hefei Wannan Fire Equipment Co Ltd has sought patent for Fire-fighting Steel Cylinder Forming Machine Capable of Automatically Transferring and Positioning Workpieces. This invention was developed by Li Shibing, Tang Xianpeng and Wen Naihai.
The patent application number is CN202511557470 20251029. The pate..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Chengdu Advanced Metal Materials Industry Technology Research Institute and Panzhihua Iron & Steel Research Institute, Pangang Group have applied Chinese patent for Nano Oxide Electrode Material Based on Flame Synthesis, Preparation Method and Application Thereof. Li Jie, Zeng Hua, Li Daoyu and Liu Bo develope..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Central Iron & Steel Research Institute and Zhonglian Advanced Steel Tech Co Ltd have submitted a patent application for High-purity Corrosion-resistant Structural Steel and Preparation Method Thereof. Zhou Naipeng, Luo Xiaobing, Chai Xiyang, Liang Fengrui, Li Jian, Shi Zhongran, Wang Tianqi and Ning Xiaozhi d..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Central Iron & Steel Research Institute and Zhonglian Advanced Steel Tech Co Ltd have submitted a patent application for High-strength and High-toughness Bainite Wear-resistant Steel with Tensile Strength of 2100 Mpa and Preparation Method Thereof. Gao Bo, Cao Yanguang, Li Zhaodong, Zhang Chao, Wang Huimin and..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Pangang Group Vanadium Titanium & Resources have submitted a patent application for High-vanadium-iron Alloy Cake, Preparation Method Thereof and Alloy Component Analysis Method. This invention was developed by Ye Mingfeng, Wang Ning, Zhang Jian and ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Pangang Group Vanadium Titanium & Resources have submitted a patent application for High-vanadium Iron for Tool and Die Steel and Preparation Method of High-vanadium Iron. This invention was developed by Ye Mingfeng, Peng Zhen, Wang Ning and Yu Bin.
..
Steel
| Sun 17 May 2026
Beijing, May 18 -- CFHI Dalian Nuclear Power Petrochemical Co Ltd and China First Heavy Industries have filed a patent application for Continuous Vacuum Suction-injection Pouring Device and Method for Large Steel Ingot. This invention was developed by Zhao Zhiguo, Xing Sishen, Yang Chunhui and Sun Baolu.
The patent applicatio..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Qianan Iron And Steel Company Of Shougang Corp and Beijing Shougang have submitted a patent application for Hot Rolling Strip Steel Coiling Temperature Control Method and Related Equipment. This invention was developed by Wang Qiuna, Dong Lijie, Tian Baoqian, Wu Qiaoling, Hu Zhiyong, Cui Erbao, Ma Fuming, Kao ..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Ningbo Bolin Metal Products Co Ltd has applied Chinese patent for Stainless Steel Valve Assembly with Multiple Seals. Wang Chuanlin developed it.
The patent application number is CN202511907914 20251217. The patent publication number is CN121346029 (A). International Patent Classification codes are F16K31/5..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Jiangsu Harmonious World Energy Saving Tech Co Ltd has sought patent for Modularized Box Body Structure of Steel Structure. This invention was developed by Zhou Guofei and Jin Guangbing.
The patent application number is CN202511462661 20251014. The patent publication number is CN121341527 (A). International..
Steel
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Hunan International Communications Economic Engineering Cooperation, Zhejiang Dongxin Intelligent Equipment Co Ltd and Hunan Xunhui Tech Co Ltd patent application for Automatic Steel Strand Bundling Manipulator. The invention was developed by Wu Chuping..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Hebei Electric Power Eng Supervision Co Ltd has sought patent for Swing Arm Type Angle Steel Tower Climbing Robot. This invention was developed by Zhang Liqun, Han Yang, Yang Yanhui, Wang Gang and Wei Dong.
The patent application number is CN202511774818 20251128. The patent publication number is CN12134131..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Wenshui Xinyuanchang Steel Structure Co Ltd has applied Chinese patent for Pier Body Steel Formwork with External Pull Rod. Wu Quanming, Qu Zongyuan and Wen Xiaorui developed it.
The patent application number is CN202511891716 20251216. The patent publication number is CN121345045 (A). International Patent ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Chongqing High Speed Juneng Construction Group Co Ltd has sought patent for Steel Box Girder Falling Frame and Girder Falling Method. This invention was developed by Yu Haixiang, He Junyuan, Yang Guihua, Ai Qing, Chen Wei, Wang Wei, Fan Zhijun, Duan Shaolei, Hu Ming and Gan Jin.
The patent application numbe..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Shenzhen Puxin High Prec Equipment Co Ltd has filed a patent application for Passivation Solution and Application Thereof as Well as Stainless Steel Surface Treatment Method and Application Thereof. This invention was developed by Li Jianfeng, Zhang Yuanguo, Bin Jie, Tan Jinsheng and Liu Conggao.
The patent..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Hebei North Casting Co Ltd patent application for High-strength Stainless Steel and Preparation Process Thereof. The invention was developed by Wang Tianqing and Liu Chunting.
The patent application number is CN202511858822 20251210. The patent publi..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Handan Iron & Steel Group and Hbis Group Hansteel Co patent application for Gigabar-grade Cold-rolled High-strength Steel for Seat Framework and Production Method Thereof. This invention was developed by Chen Xiaohu, Li Shouhua, Zhang Yichun, Yu Xiaofei,..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Jiangsu Fujie High End Equipment Mfg Group Co Ltd patent application for Aisi 410 Stainless Steel with Good Low-temperature Toughness and Manufacturing Process of Aisi 410 Stainless Steel. The invention was developed by Cui Liyun, Qian Xigen, Zhao Qinla..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Sichuan Liuhe Special Metal Mat Co Ltd has applied Chinese patent for Large Ingot Type Cold Work Die Steel and Preparation Process Thereof. Yang Xinqi, Zhu Xiaoyang, Liu Dongxu, He Jian and Zhang Yi developed it.
The patent application number is CN202511784475 20251201. The patent publication number is CN12..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Panzhihua Iron & Steel Research Institute, Pangang Group and Pangang Group Vanadium Titanium & Resources patent application for Method for Maintaining Adhered Slag Layer of Ferrovanadium Spray Gun. This invention was developed by Ye Mingfeng, Wang Ning, ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Shandong Chentai Heavy Steel Construction Group Co Ltd has sought patent for Steel Structure Machining Manipulator and Working Method Thereof. This invention was developed by Gao Zhifeng, Lyu Chuanjun, Yi Hongliang and Ju Rongcai.
The patent application number is CN202511924163 20251219. The patent publicat..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Jiangsu Yonggang Group and Jiangsu Lianfeng Energy Equipment patent application for Smelting Method of High-purity High-carbon Bearing Steel Gcr15. The invention was developed by Li Chao, Wang Zhigang, Chen Yuanqing, Zha Yaxin, Shang Tian'ao, Meng Yaoqi..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Handan Iron & Steel Group and Hbis Group Hansteel Co patent application for Smelting Method for Controlling B-type Inclusions in High-carbon Chromium Bearing Steel. Li Meng, Yan Lu, Yang Sen, Wang Ruimin, Li Tao, Yang Wen and Chen Xi developed the invent..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Dongying City Jinyilai Petroleum Machinery Co Ltd patent application for Anti-corrosion Stainless Steel Coupling Processing Technology and Processing Equipment Thereof. Liu Guoguang, Liu Yiliang, Liu Yichen, Liu Yihe and Wang Jiwei developed the inventio..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Nantong Luwei Metal Products Co Ltd patent application for Intelligent Control Method and System for Steel Plate Cutting. The invention was developed by Yang Xiaolong and Zhao Cairong.
The patent application number is CN202511276029 20250908. The pat..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Shandong Jinghang Wisdom New Steel Invest Operation Co Ltd has submitted a patent application for Manufacturing Equipment for Steel Cutting. This invention was developed by Liu Fangsong, Wang Qinghua, Li Yong, Xu Jifan and Niu Lei.
The patent application number is CN202511917076 20251218. The patent publica..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Qingdao Shuangyuan Steel Structure Co Ltd has submitted a patent application for Automatic Angle Steel Feeding Cut-off Machine. This invention was developed by Zhou Guifang, Zhao Mingkai, Zhao Haoqi and Zhao Mingsheng.
The patent application number is CN202511698529 20251119. The patent publication number i..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Jiangsu Dadong New Material Tech Co Ltd patent application for Indoor Decoration Color-coated Steel Plate Containing Negative Oxygen Ions and Production Process. This invention was developed by Tang Honghai, Tang Qingwei and Qiu Dong.
The patent appli..
Steel
| Sun 17 May 2026
Beijing, May 18 -- GKN Bazhou Metal Powder Co Ltd has sought patent for High-compressibility Water Atomization Steel Powder and Preparation Method Thereof. This invention was developed by Sun Yan and Cai Wenjie.
The patent application number is CN202511491277 20251018. The patent publication number is CN121339418 (A). Interna..
Steel
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published POSCO Holdings Co Ltd and POSCO patent application for Recycling Method of Cylindrical Battery. The invention was developed by Han Sang Woo, Park Chong Lyuck, Lee Ju-seung, You Ki-sung and Kim Wan Yi.
The patent application number is CN20248040836 20..
Steel
| Mon 18 May 2026
Singapore, May 18 -- Toyo Kohan has sought patent for Surface-treated Steel Sheet and Production Method Therefor. This invention was developed by Nakano Yuji, Yoshioka Koh and Ishihara Kazuhiko.
The patent application number is SG20211111895S 20200427. The patent publication number is SG11202111895S (A). International Patent Cl..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Nippon Steel & Sumitomo Metal has submitted a patent application for Sn-zn-based Plated Steel Material. This invention was developed by Yamaguchi Shinichi.
The patent application number is CN20258002445 20250509. The patent publication number is CN121336004 (A). International Patent Classification codes are C..
Steel
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received ArcelorMittal patent application for Method for Determining Amount of Bainite Ferrite Formed During Steel Processing Operation, Associated Monitoring or Control Method. Charbonnier Nicolas and Jacolot Ronan developed the invention.
The patent applicat..
Steel
| Mon 18 May 2026
Beijing, May 18 -- POSCO has sought patent for Side Beam for Vehicle. This invention was developed by Lee Kyu-min.
The patent application number is CN20248037857 20240508. The patent publication number is CN121335832 (A). International Patent Classification codes are B62D25/02, B62D27/02 and B62D29/00. Cooperative Patent Classi..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Nippon Steel & Sumitomo Metal has submitted a patent application for Press Molding Device, Method for Manufacturing Press-molded Article, and Press-molded Article. This invention was developed by Urushibata Ryo, Yoshida Hiroshi, Ohtsuka Kenichiro, Tabata Ryo, Kitahara Yuki and Yamaoka Ryoya.
The patent applic..
Steel
| Mon 18 May 2026
Singapore, May 18 -- Sanyo Special Steel has submitted a patent application for Ni-based Sputtering Target and Magnetic Recording Medium. Matsubara Noriaki, Imoto Miyuki and Aikawa Yoshikazu developed the invention.
The patent application number is SG20211112079R 20200501. The patent publication number is SG11202112079R (A). In..
Steel
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Baoshan Iron & Steel patent application for Method for Recycling Waste Leveling Liquid. The invention was developed by Ke Yanglin, Hou Hongjuan, Wang Zongzhi, Yin Tingting, Jiang Lei and Wu Sheng.
The patent application number is CN202410950850 2024071..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Shandong Iron & Steel has submitted a patent application for Setting Method for Override Trip Protection of Power Supply System. Li Yongchen, Liu Enwei, Wang Xin, Xu Guoqiang, Li Chuandong, Yu Lei, Zhu Gen and Wang Xindi developed the invention.
The patent application number is CN202511756536 20251127. The pa..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Guizhou Normal University patent application for High-flexibility and High-filling-coefficient Steel Wire Rope. The invention was developed by Yin Xiaogang, Fu Hai and Qin Yushi.
The patent application number is CN202511782479 20251129. The patent pu..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Ningbo Zhongchao Machinery has applied Chinese patent for Locating and Taking Mechanism for Cold-roll Steel Sheet Machining and Feeding Equipment. Xu Gongli, Zhong Chao and Chen Zefeng developed it.
The patent application number is CN202511736197 20251125. The patent publication number is CN121339215 (A). Int..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Hunan Valin Xiangtan Iron & Steel has submitted a patent application for Control Method for Improving Scale on Surface of Free-cutting Steel. This invention was developed by Zhang Daichen, Zeng Jinglin, Yang Wei, Chen Jilin, Yang Yong, Wu Jinlong, Yuan Zheng and Hui Shixu.
The patent application number is CN2..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Wuhan Iron and Steel patent application for Strip Steel Cross Section Temperature Uniformity Control Method and Device. The invention was developed by Zhang Pengwu, Ding Ru, Chen Yifeng, Xu Hao, Zheng Xiaoqiang, Wang Yujun and Chen Gang.
The patent app..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Angang Steel Cold Rolled Steel Sheet (Putian) has filed a patent application for Self-adaptive Regulation and Control Method and System for Rib Defects of Cold-rolled Strip Steel. This invention was developed by Cong Jinsong and Lin Chenci.
The patent application number is CN202511920732 20251218. The patent ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Fushun New Steel has submitted a patent application for Finish Rolling Device for Deformed Steel Bar Production and Finish Rolling Process Thereof. This invention was developed by Ni Xiaodong, Jiang Xianxun, Yang Hongwei, Zhang Jinxin, Liang Baocai, Feng Chengshan, Zhao Yang, Cai Jianyuan and Chai Zhigang.
Th..
Steel
| Sun 17 May 2026
Beijing, May 18 -- China 22MCC Group Corporation has filed a patent application for Multi-directional Moving Spherical Steel Support Beam Plate Mounting Method. This invention was developed by Song Youhong, Zhang Zhibo, Chen Kebin, Liu Yingjuan, Liu Lili, Zhou Shuang and Wang Baoshan.
The patent application number is CN20251155..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Baoshan Iron & Steel patent application for Long Nozzle and Method for Removing Ladle Filler Sand. Fan Zhengjie, Wang Yingchun and Xu Guodong developed the invention.
The patent application number is CN202410948532 20240716. The patent publication numbe..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Iraeta Energy Equipment has filed a patent application for Device and Method for Cutting Water Gap and Dead Head of Steel Ingot. This invention was developed by Li Jun, Gao Ning, Yang Peiyu, Li Min, Liu Jin, Niu Jinhong, Niu Jiazhen and Teng Xujin.
The patent application number is CN202511568185 20251030. The..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Harbin Institute of Technology patent application for Method for Reducing Nitrogen Surface Modification Temperature of Austenitic Stainless Steel by Adopting Ultrasonic Frequency Ion Injection and Infiltration Technology. Wang Langping and Zou Yuanshu de..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Baoshan Iron & Steel has submitted a patent application for Method for Preparing Composite Aluminum Nitride High-corrosion-resistance Coating Through Plasma Spraying and Low-alloy Steel Plate. This invention was developed by Li Yulin, Zhou Qingjun, Liu Mingliang and Wu Weiwei.
The patent application number is..
Steel
| Sun 17 May 2026
Beijing, May 18 -- North University of China has submitted a patent application for Method for Improving Forming Performance of High-chromium and High-molybdenum Ferritic Stainless Steel. This invention was developed by Du Lingyun, Lu Huihu, Weidong Qiao, Li Zeyang, Yang Shengchao and Wang Xiaojie.
The patent application number..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published North University of China patent application for Preparation Method of High-formability Super Ferritic Stainless Steel. The invention was developed by Du Lingyun, Lu Huihu, Li Zeyang, Weidong Qiao, Yang Shengchao and Wang Xiaojie.
The patent applicatio..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Baoshan Iron & Steel has submitted a patent application for High-strength, High-toughness and Low-density Steel Pipe and Manufacturing Method Thereof. Zhu Wenqi and Zhang Zhonghua developed the invention.
The patent application number is CN202410950554 20240716. The patent publication number is CN121344484 (A..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Baowu Jiefuyi Special Steel has submitted a patent application for Non-tempered Steel for Shaft Head, Shaft Head Forge Piece and Preparation Method of Shaft Head Forge Piece. This invention was developed by Zhong Fanghua, Liu Nianfu, He Jiannan, Li Jian, Hu Zhaofeng, Wu Xuexing, Dong Fengkui, Zhang Zhengbo, Li..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Baoshan Iron & Steel patent application for Economical High-hardenability Medium-carbon Low-alloy Steel and Manufacturing Method Thereof. Gao Jiaqiang, Zhao Sixin and Yu Dajiang developed the invention.
The patent application number is CN202410950926 20..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Central Iron & Steel Research Institute patent application for Wide-temperature-range High-strength Corrosion-resistant Stainless Steel Plate and Preparation Method Thereof. The invention was developed by Liu Geng, Su Jie, Wang Ao, Ding Yali, Ning Jing ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Wuyang Iron & Steel patent application for Low-alloy Hb600 Wear-resistant Steel Plate and Production Method Thereof. This invention was developed by Wang Shaoyi, Zhao Xiwei, Long Jie, Wei Ming, Wang Jiuqing, Luo Yingming, Xi Yifan, Wang Zhuo and Chen Qi...
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Baoshan Iron & Steel patent application for Continuous Casting Production Method for Improving Homogeneity and Compactness of High-carbon Steel Swrh87a Small Square Billet and Small Square Billet Thereof. This invention was developed by Chen Zhiping and ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Shanghai Meishan Iron & Steel patent application for Automobile Beam Steel Plate with Tensile Strength of 750MPa and Hot Rolling Control Method Thereof. Liu Xin, Shao Guangfeng, Tao Chong and Cai Yan developed the invention.
The patent application num..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Baotou Iron and Steel Group has sought patent for Low-cost Steelmaking Process of S420GD + ZAM Zinc-aluminum-magnesium Steel Plate. This invention was developed by Wang Qingxian, Jing Xin, Song Mun-jong, Zhao Shaopeng, Zhao Pengfei, Hui Xin, Zhang Qi, Xue Xinglong, Zhang Litong and Hai Liang.
The patent app..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Panzhihua Iron & Steel Research Institute, Pangang Group patent application for Method and System for Preparing Spongy Tc4 Alloy Raw Material. This invention was developed by Peng Weixing, Zhu Fuxing, Deng Bin and Mu Tianzhu.
The patent application numb..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Hubei Shenfeng Automobile Spring patent application for Clamp and Steel Plate Spring Assembly. This invention was developed by Wu Shuihua, Wu Qingjun, Zheng Junhong and Zhou Miaosen.
The patent application number is CN202511659961 20251113. The patent p..
Steel
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Baoshan Iron & Steel patent application for Supporting Device for Realizing Automatic Steel Sleeving and Hoisting and Stress, Deformation and Stress Analysis Method Thereof. The invention was developed by Gong Jian.
The patent application number is CN2..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Shandong Shinmada Mat Techn Co Ltd patent application for Online Surface Passivation Treatment Method and Film Forming Process for Aluminum-zinc Plated Steel Plate. This invention was developed by Wei Jiaming, Ding Qun, Wang Mingsheng, Zheng Wei, Kong Li..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Panzhihua Iron & Steel Research Institute, Pangang Group patent application for Vanadium-titanium Ore Pellet as Well as Preparation Method and Application Thereof. This invention was developed by Hu Peng, Ling Xinke, Pu Shuiqiang and Zhu Fengxiang.
The ..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Angang Steel Cold Rolled Steel Sheet (Putian) patent application for Cold-roll Steel Sheet Surface Color Difference Defect Control Method. This invention was developed by Xu Dong and Zhu Zhenfeng.
The patent application number is CN202511929161 20251219..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Panzhihua Iron & Steel Research Institute, Pangang Group patent application for Cr-containing Low-alloy Carbon Steel Rail and Heat Treatment Production Method Thereof. Yuan Jun, Deng Yong, Zou Ming and Li Ruoxi developed the invention.
The patent applic..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Maanshan Iron & Steel has submitted a patent application for Plate Shape Control Method for Ultrahigh-strength Low-alloy High-strength Steel. This invention was developed by Zhang Jun, Zheng Xiaofang, Hu Di, Tang Dongdong, Cui Lei and Han Feng.
The patent application number is CN202511345012 20250919. The pat..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Baotou Iron and Steel Group has filed a patent application for Annealing Process System of 300mpa Galvanized Low-alloy High-strength Steel for Industrial Production. This invention was developed by Song Mun-jong, Liu Yan, Lu Lu, Chang Hui, Wang Ting and Wang Jinchao.
The patent application number is CN2025117..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Panzhihua Iron & Steel Research Institute, Pangang Group has sought patent for Production Method of High-cleanliness Heavy Rail Steel. This invention was developed by Wang Zhangyin, Li Hongguang, Du Tianyu and Guo Qing.
The patent application number is CN202511684527 20251117. The patent publication number is..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Central Iron & Steel Research Institute has sought patent for Iron Ladle Dynamic Management and Control System and Method Applied to Iron-steel Interface Area. This invention was developed by He Qing, Zeng Jiaqing, Lin Lu, Dai Yuxiang, Cui Huaizhou, Feng Menglong, Lin Tengchang, Yang Yong and Meng Huadong.
Th..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Shanghai Jwell Automation Equipment patent application for Automatic Butt Welding Device for Steel Structure. The invention was developed by Jin Gaohui.
The patent application number is CN202511757709 20251127. The patent publication number is CN121339..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Angang Steel has sought patent for Anti-surge Dynamic Adjusting Method for Blast Furnace Blower. This invention was developed by Zhang Yue, Zhang Yong, Ma Guangyu, Lin Ke, Duan Yongming, Liu Jiachun, Guan Zelei, Meng Haoran, Jiao Linlin and Wang Qinghong.
The patent application number is CN202511820703 202512..
Steel
| Mon 18 May 2026
Beijing, May 18 -- Poly Changda Engineering has applied Chinese patent for Safe Hoisting and Erecting Method for Overpass Prefabricated Steel Box Girder Tailgating on High-speed Main Line. Xie Jianliang, Wang Yaxiong, Xiao Donghui, Li Guoqiang, Xu Yao, Lai Minghong, Tang Yao and Wang Xuelin developed it.
The patent application ..
Steel
| Mon 18 May 2026
Beijing, May 18 -- China Chemical Southern Construction Investment Jiangxi has submitted a patent application for Auxiliary Hoisting Equipment for Assembling Steel Structure Grid Based on State Maintenance. This invention was developed by Zeng Yuanlai, Qi Shuangxing, Liu Wei, Pei Libin, Kong Lingpu and Qiu Junyuan.
The patent a..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Shanghai Mechanized Construction Group has applied Chinese patent for Steel Bar Positioning Method for Cast-in-place Skewback. Wang Tao, Huang Weidong, Hu Jin, Zhao Shenchong, Geng Lei, Teng Yanfeng, Xiang Yangsheng, Jin Jing, Zhu Wei, He Yao and Chen Xuyang developed it.
The patent application number is CN20..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Shijiazhuang Senpu Stainless Steel Products patent application for Intelligent Machining Device for Stainless Steel Plate. The invention was developed by Sun Juncheng, Yin Jianping and Wang Haiyin.
The patent application number is CN202511828086 202512..
Steel
| Sun 17 May 2026
Beijing, May 18 -- Guangdong University of Technology has submitted a patent application for Steel Plate Butt Joint Device for Steel Structure Machining. Wu Ting developed the invention.
The patent application number is CN202511735635 20251125. The patent publication number is CN121339815 (A). International Patent Classificatio..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Changshu Changsheng Heavy Industry Steel Structure patent application for Self-adaptive Welding Control System for Special-shaped Curved Surface Steel Structure. Zhang Jun, Xue Jie and Liu Xiaofan developed the invention.
The patent application number i..
Steel
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Shandong Ever Good Steel Structure Group patent application for Welding Auxiliary Device and Method for Assembly Type Prefabricated Steel Structure. This invention was developed by Chi Junqing, Zheng Zaifa and Zhu Konglei.
The patent application number ..
Steel
| Fri 15 May 2026
Beijing, May 16 -- Road & Bridge International, China Communication South Road & Bridge and Harbin Institute of Technology have submitted a patent application for Method for Rapidly Evaluating Fatigue Life of Steel Trestle Facing Extreme Heavy Load Impact. This invention was developed by Cao An, Zheng Mingdao, Wang Huijun, Jia F..
Steel
| Fri 15 May 2026
Munich, May 16 -- Kobe Steel Ltd and National University Corporation Tokai National Higher Education and Research System have submitted a patent application for Gas Treatment Apparatus and Gas Treatment Method. This invention was developed by Maeda Norihide, Kishimoto Akira, Yoshizawa Mai, Machida Hiroshi and Norinaga Koyo.
T..
Steel
| Fri 15 May 2026
Beijing, May 16 -- Baoshan Iron & Steel and Shanghai Meishan Iron & Steel have sought patent for Iron and Steel Enterprise Order Contract Preferential Quotation Method. This invention was developed by Yi Jian, Jia Shujin, Zhang Yaling, Shu Chang, Hu Xuesong and Wen Jing.
The patent application number is CN202410917462 2024071..
Steel
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released NCS Testing Technology and Central Iron & Steel Research Institute patent application for Corrosion Tank Device for Horizontal Variable Temperature Stress Corrosion Test. This invention was developed by Wang Guiyong, Zhu Linmao, Zhu Tiezhu, Li Dongling, ..
Steel
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has received Henan Angang Zhoukou Iron And Steel Co Ltd, Anyang Iron & Steel, Henan Iron & Steel Group Co Ltd and Anyang Iron & Steel Group patent application for Iron Ore Sintering Equipment Process. Zhang Hongli, Li Fazhan, Chao Hongzhao, Xu Pan, Dong Jiangbing, Yu..
Steel
| Sat 16 May 2026
Beijing, May 16 -- Hebei Jinxi Section Steel Co Ltd has filed a patent application for H-shaped Steel with Patterns and Hot Rolling Process Thereof. This invention was developed by Zhang Guiying, Cheng Xinchao, He Junnan, Li Furong, Bai Ying, Liang Bowen, Dong Mingchao, Liu Limeng, Gao Wei and Wang Yonggui.
The patent applica..
Steel
| Fri 15 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Tangshan Iron & Steel Group, Hegang Leting Steel, Tangshan Branch HBIS and North China University of Science and Technology patent application for Multi-cycle Blast Furnace Operation Process Evaluation and Prediction Method and Device. This invention was..
Steel
| Sat 16 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has released Hunan Xunke Xuguang Tech Co Ltd patent application for Fluorine-coated Steel Air Heat Exchanger with Adjustable Heat Exchange Structure. This invention was developed by Liu Pu, Zou Shuye, Liu Haoliang and Liu Wei.
The patent application number is CN20..
Steel
| Fri 15 May 2026
Beijing, May 16 -- State Intellectual Property Office of China has published Jiangsu Xinlantian Steel Structure patent application for Bridge Hoisting and Assembling Dynamic Deformation Monitoring and Shaping Parameter Optimization Method. The invention was developed by Chen Long.
The patent application number is CN2025119045..
Steel
| Sat 16 May 2026
Beijing, May 16 -- Huaxin Cement has submitted a patent application for Phosphoric Acid Modified Steel Slag, Carbonized Aerated Concrete and Preparation Method Thereof. This invention was developed by Li Yeqing, Lee Byeong-ho, Bai Zhijun, Yu Songbai, Deng Xikun, Liu Gang and Wang Liyao.
The patent application number is CN2025..
Steel
| Fri 15 May 2026
Munich, May 16 -- JFE Steel has submitted a patent application for Method for Extracting Deposits and/or Inclusions. This invention was developed by Sugawara Seiya.
The patent application number is EP20240859068 20240527. The patent publication number is EP4741796 (A1). International Patent Classification codes are C25F3/02, ..
Steel
| Sat 16 May 2026
Beijing, May 16 -- Baoshan Iron & Steel has applied Chinese patent for Method for Evaluating Improvement Effect of High-strength Steel Heat Treatment Process. Liu Mingliang developed it.
The patent application number is CN202410917314 20240710. The patent publication number is CN121323841 (A). International Patent Classificatio..
Steel
| Fri 15 May 2026
Munich, May 16 -- Nippon Steel has filed a patent application for Film-laminated Steel Sheet and Method for Manufacturing Di Can. This invention was developed by Kadowaki Nobuo, Tajima Yuta, Iwakiri Kazushi and Mizutani Tomohiro.
The patent application number is EP20240885286 20240906. The patent publication number is EP4741156..
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