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Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Dongguan Wanxin Metal Products has submitted a patent application for Evaluation Method for Machinability of Sulfur-containing Free-cutting Steel. This invention was developed by Wang Guoquan and Li Dailun. The patent application number is CN202511135864 20250814. The patent publication number is CN12080108..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Shandong University of Science and Technology has filed a patent application for Lateral Pressure Applying Device for Concrete-filled Steel Tube Structural Body and Lateral Loading Instability Judging Method. This invention was developed by Huang Wanpeng, Liu Yaxin, Zhu Lingzhuo, Yuan Xiao and Shen Jungang. ..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Chongqing General Industry Group has submitted a patent application for Finite Element-based Dissimilar Steel Welding Parameter Optimization Method. This invention was developed by Xiang Jian, Tan Jiangfeng, Hou Haichen, Man Chao, Liu Jing and Jiang Lijun. The patent application number is CN202510843656 202..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- State Intellectual Property Office of China has released Beijing Tiefu Track Maintenance Tech Co Ltd patent application for Implementation Method and System of Steel Rail Polishing Strategy Based on Abrasion Calculation and Comprehensive Scoring. This invention was developed by Guo Menggang, Chen Xiao, Li Di..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Chengdu Sei Optical Fiber Co Ltd has filed a patent application for Fiber Bragg Grating Pretension Maintaining and Temperature Decoupling Method Based on Invar Steel Composite Fixation. This invention was developed by Zhang Zhengtao, Jia Long, Xiang Tongwen and Xiang Lei. The patent application number is ..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Fenyang Fengyuan Grid Frame Co Ltd has applied Chinese patent for System and Method for Monitoring Health of Steel Grid Structure. Yan Su, Yan Yuzhi, Kong Fanqiang, Wang Lidong, Wu Zhengzhong, Wang Han, Cao Pengfei, Zhang Wei and Ma Wenhao developed it. The patent application number is CN202511248521 2025..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Sichuan Zhongrui Xinyuan Environmental Protection Tech Co Ltd has submitted a patent application for Biomass Gasification Coupling System for Steel Sintering Process and Control Method. Wang Lei, Tian Bi, Li Ruiheng, Li Xiangli and Liu Xiangbin developed the invention. The patent application number is CN2..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Shanghai Construction No 1 (Group) has submitted a patent application for Reinforcing Steel Bar Optimized Arrangement Method and Equipment for Deepening Design of Stiff Nodes. This invention was developed by Zhu Yimin, Wang Shaochun, Zhu Zhemin, Yu Fangqiang, Li Yiming, Hong Zibo, Seo Ji-hye and Huang Yulin...

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- State Intellectual Property Office of China has published Shandong Iron and Steel Group Yongfeng Lingang patent application for Metallurgy Intelligent Factory Full-process Dynamic Optimization Simulation and Data Interaction Control Method. The invention was developed by Zuo Junjie, Zhang Song, Chen Chao and..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Shandong Iron and Steel Group Yongfeng Lingang has submitted a patent application for Metallurgy Intelligent Factory Multi-scale Linkage Modeling Simulation Method Based on Digital Twinning. This invention was developed by Zuo Junjie, Zhang Song and Chen Chao. The patent application number is CN202511123309..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- State Intellectual Property Office of China has published Fujian Gosung Stainless Steel Pipe Co Ltd patent application for Integrally-formed Double-clamping-pressing Reducing Stainless Steel Tee Joint and Production Process Thereof. The invention was developed by Chen Gesheng, Liu Wanli and Liu Liping. Th..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- State Intellectual Property Office of China has published Hegang Leting Steel, Tangshan Iron & Steel Group and Tangshan Branch HBIS patent application for Monitoring Control System and Method for Achieving Rotational Flow Well Liquid Level Balance. The invention was developed by Zhou Zhuosuo, Liu Changwei, S..

Steel

  |  Fri 13 Mar 2026

Alexandria, March 14 -- JFE Steel has received a patent for Automotive Crashworthiness Energy Absorption Part, and Method for Manufacturing Automotive Crashworthiness Energy Absorption Part. This invention was developed by Higai Kazuhiko, Shiozaki Tsuyoshi and Tamai Yoshikiyo. The patent application number is US202118012719 202..

Steel

  |  Fri 13 Mar 2026

Alexandria, March 14 -- U.S. Patent and Trademark Office has awarded a patent to ThyssenKrupp Steel Europe AG for Process for Producing Raw Steel and Aggregate for Production Thereof. Weinberg Matthias and Ahrenhold Frank developed the invention. The patent application number is US202118020157 20210803. The patent publication n..

Steel

  |  Fri 13 Mar 2026

Alexandria, March 14 -- Northeast Electric Power University has been granted a patent for Joint Regulation Method of Material Flow, Energy Flow, and Carbon Emission Flow in Long-process Iron and Steel Enterprises. This invention was developed by Zhang Rufeng, Yuan Rui, Sun Haihang, Chen Houhe, Du Ershun and Han Jianpei. The p..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Shaanxi Yunfan Eng Co Ltd has applied Chinese patent for Method and Equipment for Identifying Looseness of Bolts of Pre-assembled Steel Structure. He Juan, Hua Bin and Yang Qian developed it. The patent application number is CN202511305121 20250912. The patent publication number is CN120807970 (A). Intern..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Yantai CIMC Raffles Offshore Co Ltd, CIMC Offshore Engineering Institute Co Ltd, Haiyang CIMC Raffles Offshore Co Ltd, Longkou CIMC Raffles Offshore Ltd and China International Marine Containers (Group) have applied Chinese patent for Recognition Method and Recognition System for Steel Plate Identification C..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Fuzhou Institute of Building Science and Fuzhou Construction Eng Testing Center Co Ltd have submitted a patent application for Long-term Monitoring and Early Warning Method Suitable for Large-span Steel Frame Beam. This invention was developed by Yang Fei, Xu Jianfeng, Chen Chunlai, Lin Lixi, Cai Lianjin, Li..

Steel

  |  Fri 13 Mar 2026

Beijing, March 14 -- Hbis Digital Technology Co Ltd, Beijing Yingtan Tech Development Co Ltd, HBIS Group and North China University of Science and Technology have filed a patent application for Steel Product Carbon Deal Cost Influence Analysis System. This invention was developed by Tian Jinglei, Miao Haitao, Xie Rongyuan, Zheng..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Shandong University and Panzhihua Iron & Steel Research Institute, Pangang Group have submitted a patent application for Electrochromic Device Based on Reversible Double Electrodeposition and Application Thereof. This invention was developed by Li Haizeng, Huang Bingkun, Wang Bin, Zhao Feifei, Yang Jiayue, Y..

Steel

  |  Sat 14 Mar 2026

Beijing, March 14 -- Jiangsu Shagang Institute Research Iron & Steel, Jiangsu Shagang Iron and Steel and Jiangsu Shagang Group have filed a patent application for Preparation Method of Sample for Reinforcing Steel Bar Low-temperature Tensile Test and Reinforcing Steel Bar Low-temperature Tensile Test Method. This invention was d..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- University of Science and Technology Beijing and Yangtze River Delta Carbon Fiber And Composite Materials Tech Innovation Center have submitted a patent application for Angle Steel Splicing Reinforcing Structure Based on Fiber Reinforced Composite Material Prefabricated Part. Hu Lili, Liao Qiwei, Yue Qingrui..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- CCCC First Highway Engineering Group and CCCC First Highway Engineering Group have filed a patent application for Modularized Steel Bar Truss Mounting Method. This invention was developed by Lei Fengwa, Tian Bobo, Wu Yanchao, Chen Tao, Liu Xiaobin, Chen Liuzhong, Zhao Shan, Mu Yichao, Li Pengdong and Men Lit..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Xihua University have submitted a patent application for Spot Welding Method for Super Bainite Steel. This invention was developed by Zhou Leilei, Wang Zhengyun, Liu Ke, Liu Yibo and Zhou Yuting. The patent application number is CN20251118411 20..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shaoxing Chengfa Construction Industrial Mfg Co Ltd, Shaoxing Tech Industry Investment Co Ltd and Zhejiang Communications Construction Group have submitted a patent application for Steel Reinforcement Cage Automatic Binding System and Application Thereof. This invention was developed by Yang Zijun, Zhu Ting,..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shandong Future Intelligent Technology and Shandong Electrical Engineering & Equipment Group have submitted a patent application for Automatic Angle Steel Hanging Production Line and Method. This invention was developed by Xu Changwei, Xie Yu, Jiang Tengguang, Dai Ning, Jiao Leilei, Wang Zhaofeng, Ren Guangy..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shandong High Speed Green Construction Steel Structure Co Ltd and Shandong Hi Speed Green Construction Dev Co Ltd have sought patent for Steel Material Storage Three-dimensional Mechanical Platform. This invention was developed by Lu Ning, Zhang Wenqi, Lou Huanying, Cheng Xiangdong, Wang Huilai, Shi Xi, Zhao..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Northeastern University and Hunan Valin Xiangtan Iron & Steel have submitted a patent application for Multi-scale Tic Particle Reinforced Large-thickness Abrasion-resistant Steel and Preparation Method Thereof. This invention was developed by Deng Xiangtao, Wang Shangkun, Zhang Qingxue, Deng Biao, Qian Yajun..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Huaneng Coal Tech Research Co Ltd and Tangshan Research Institute of China Coal Technology Engineering Group have submitted a patent application for Corrosion-resistant Chain Plate Steel as Well as Preparation Method and Application Thereof. This invention was developed by Gu Leiyu, Li Xiaolong, Zhao Liangxi..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shenyang Bohang New Material Tech Co Ltd and Handan Xinxing Special Pipe have sought patent for Production Process of T250 Seamless Steel Tube. This invention was developed by Wang Biao, Chai Renyuan, Zheng Lei, Gao Jie, Liu Fuqiang, Qi Xilun, Han Hengli, Cao Hongbo and Li Xiaolong. The patent application..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- China University of Mining and Technology, Beijing and Anhui University of Science and Technology have submitted a patent application for Steel Belt Hole Visual Identification and Drill Boom Positioning Method and Equipment of Drilling and Anchoring Robot. Ma Tianbing, Guo Yinan, Jiao Feng, Ji Peiyao, Jiang ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Panzhihua Iron & Steel Research Institute, Pangang Group and Xichang Steel and Vanadium of Pangang Group have submitted a patent application for Method for Rolling Wide Titanium Belt at Low Cost Through 18-roller Single-stand Rolling Mill. This invention was developed by Bai Yuliang, Zeng Zeyao, Chen Xiangyi..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- China Gezhouba Group First Eng Co Ltd has submitted a patent application for Special-shaped Truss Steel Structure Lifting Installation Method. This invention was developed by Wu Huifang, Cao Yunfeng, Yonghong Chen, Hu Shiyong, Tan Gang, Xing Hanhan, Zhou Dongbo, Guo Shuyu, Bai Yaoxing, Liu Linggong, Han Wei,..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Changzhou Seimitu New Mat Co Ltd patent application for Steel Belt Grinding and Polishing Equipment. The invention was developed by Huang Jinfeng, Jiang Lichi, Hu Dongtian, Liu Tianyu, Zhang Yang and Chi Peipei. The patent application number is CN2..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Wenzhou Yiyu Automation Co Ltd patent application for Steel Surface Superfinishing Equipment for High-strength Fastener. Shang Jianxun, Zhang Yuan and Liu Ning developed the invention. The patent application number is CN20251148685 20250729. The pat..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Wuxi Fengsu Steel Shot Co Ltd has submitted a patent application for Stainless Steel Shot Forming Rounding Device. This invention was developed by Wang Ting, Yu Yaoxi and Wang Ziyi. The patent application number is CN20251127187 20250724. The patent publication number is CN120791625 (A). International Pat..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Nantong Guohua New Material Tech Co Ltd patent application for Rapid Rust Removal Device for Horizontal Steel Bars of Constructional Engineering Beams and Slabs. Zhang Guowei, Ma Honghui, Zhang Lei and Zhou Lingsai developed the invention. The paten..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shanxi Duole Amusement Equipment Co Ltd has submitted a patent application for Stainless Steel Slide Cutting Device and Cutting Method. This invention was developed by Wu Ze, Li Xinhui, Wu Jialu, Lyu Ding and Duan Jinyuan. The patent application number is CN202511308122 20250915. The patent publication nu..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Wuhan Iron And Steel Jiangbei Group Cold Formed Steel Co Ltd patent application for Fine Sizing System and Method for Cold-bent Open Section Steel. This invention was developed by Zhou Can, Ruan Jiangang, Zhang Zhigang, Sheng Zhenjian, Duan Junke, Lian..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Hangzhou Yinghe Ind Co Ltd has submitted a patent application for Laser Welding Equipment for Stainless Steel Gridiron. This invention was developed by Pan Yong. The patent application number is CN202511302274 20250912. The patent publication number is CN120791149 (A). International Patent Classification ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Xi'an Tianli Clad Metal Mat Co Ltd patent application for Method for Preparing Copper-steel Composite Rod at Low Cost Through Vacuum Hot Pressing Furnace. The invention was developed by Shang Zhixuan, Li Donghai, Cao Xinfeng, Song Congbin and Deng Qip..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Xinjiang Corps Municipal Rail Transit Group Co Ltd has submitted a patent application for Building Steel Structure Joint Welding Device and Welding Method. This invention was developed by Zeng Xindi, Wang Xiaodong, Liu Zhi, Li Zhiguo, Wuryati Wueryati, Du Lei, Wang Chunhu, Song Huan, Zhang Zhengsheng, Zhao H..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Hunan Huagong Intelligent Equipment Co Ltd has submitted a patent application for Plasma Cutting Device for Wharf Mechanical Steel Plate. This invention was developed by Xie Pingguang, Lan Xulong and Xu Gang. The patent application number is CN202511141935 20250815. The patent publication number is CN1207..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Changshu Longteng Special Steel has sought patent for Metal Dust Recovery Device for Profile Steel Processing. This invention was developed by Qiu Xiaodan, Xu Sheng, Pu Hongbing, Zhou Jun and Zhang Xiaodan. The patent application number is CN202511247882 20250903. The patent publication number is CN120791..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Taizhou Quande Stainless Steel Co Ltd has applied Chinese patent for Steel Belt Cutting and Winding Device. Qian Zhongyi and Ji Qiaoyun developed it. The patent application number is CN202511307699 20250915. The patent publication number is CN120791021 (A). International Patent Classification codes are B2..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shandong Yuanfeng New Mat Co Ltd has submitted a patent application for Galvanized Steel Sheet Blanking and Shearing Device and Working Method Thereof. Han Keling, Han Kexin, Han Kehui and Wang Zelin developed the invention. The patent application number is CN202510960477 20250711. The patent publication ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Nanjing Iron and Steel has submitted a patent application for Control Method for Reducing Narrow Edge Bulging of Extra-thick Plate Blank. This invention was developed by Deng Junzong, Liu Tong, Wang Defu, Qian Zhiyou and Feng Guohui. The patent application number is CN202510876704 20250627. The patent pub..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Guangdong Tiansheng Metal Tech Co Ltd patent application for Die Steel Forging Equipment and Forging Method Thereof. This invention was developed by Liu Chenghao. The patent application number is CN202511135475 20250814. The patent publication numbe..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Jiangyin Longyu Forging Co Ltd patent application for Combined Forging Device for Special Steel Forgings. Zhu Yulong, Xu Yueqiang, Zhu Xiao, Zhu Xiaoming and Cao Haiping developed the invention. The patent application number is CN202511254606 202509..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Guangdong Jinhao Construction Co Ltd has submitted a patent application for Automatic Steel Bar Cutting Device and Method. This invention was developed by Lin Zexin, Lin Lijun, Zhang Zhenxin, Chen Yinzhe and Huang Yue. The patent application number is CN202511301471 20250912. The patent publication number..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Jilin Road And Bridge Eng Group Co Ltd has submitted a patent application for U-shaped Steel Bar Machining Equipment with Automatic Positioning Function. Ding Kai, Chen Hao, Jiang Qianyu, Li Fengchao, Zhang Hong, Liu Dong, Wang Nannan, Luo Hao and Ma Qiang developed the invention. The patent application n..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Xiamen Aoyi Tech Co Ltd has submitted a patent application for Steel Plate Continuous Production Device and Method. This invention was developed by Chen Liang. The patent application number is CN202511212441 20250828. The patent publication number is CN120790724 (A). International Patent Classification co..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Hunan Huachuang Architectural Tech Co Ltd has submitted a patent application for Steel Structure Plate Rib Bending Equipment. Dai Zhonghua, Xie Peiyuan, Huang Ruiwu and Zou Lin developed the invention. The patent application number is CN202511150293 20250818. The patent publication number is CN120790718 (..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Chengde Branch, HBIS, Chengde Iron & Steel Group Co Ltd and Chengde Vanadium Titanium New Mat Co Ltd patent application for Quick Positioning Method for Roll Replacement of Upper Supporting Roll of Hot Rolled Strip Steel. Li Ziwen, Ge Linnan, Zhang Xiu..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Wuhan Yiye Steel Structure Co has sought patent for Accurate Positioning and Mounting Method for Repeated Slippage of Steel Box Girder. This invention was developed by Zhang Pei, Hu Chen, Deng Yu, Li Lu and Wang Mingxiang. The patent application number is CN20251145681 20250729. The patent publication num..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Jiangxi Suolagu New Mat Co Ltd has submitted a patent application for Steel Belt Packing Machine Capable of Shearing Steel Belts in Staggered Mode and Steel Belt Packing Method. This invention was developed by Wu Guangyi and Mao Zhiren. The patent application number is CN202511264927 20250905. The patent ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Jiangsu Weika Metal Alloy Mat Co Ltd patent application for Steel Strip Continuous Quenching Device. This invention was developed by Yao Liguo. The patent application number is CN202511257943 20250904. The patent publication number is CN120796686 (A..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Haiwei Silk Printing Mat Jiangyin Co Ltd has filed a patent application for Online Annealing Device for Stainless Steel Microwires. This invention was developed by He Wenlong, Liu Xiaofeng, Wu Sheng and Zhou Chuang. The patent application number is CN20251157353 20250730. The patent publication number is ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Nanjing Mingke Trans System Co Ltd has submitted a patent application for Heat Treatment Quenching Process for High-toughness Steel Strip. This invention was developed by Wei Yanyan, Wang Xinmin, Sun Lanjuan, Chen Sunqi, Shi Fan, Liu Hongwei, Tang Yusheng and Ge Ziping. The patent application number is CN..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received MCC Wukan Engineering Technology Co Ltd patent application for Local Heat Treatment Method for Circumferential Weld of Large Hydrogen Storage Chamber Steel Lining Composite Structure. Chen Zhuang, Ding Hongyuan, Xie Liang, Yang Guangyu, Wang Chenxu, Pa..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Yixing Yongchang Roll Co Ltd has sought patent for Deep Induction Quenching Process Based on Large Forged Steel Supporting Roller. This invention was developed by Chu Enjie, Gu Chenghui, Jiang Liuyang and Shao Bin. The patent application number is CN202510978866 20250716. The patent publication number is ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Handan Iron & Steel Group and HBIS Group Hansteel Co patent application for Method for Avoiding Steel Rail End Quenching Head Lowering. This invention was developed by Han Zhijie, Zhang Weige, Li Junzheng, Chen Xiaoya, Gu Shuangquan, Chen Like and Song..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Zhejiang Wanzhong Industrial Tech Co Ltd has sought patent for Alloy Steel Medium-frequency Quenching Equipment. This invention was developed by Feng Kun, Xiao Shaobo, Li Yunan, Li Ziwei and Chang Yuxin. The patent application number is CN202510955357 20250711. The patent publication number is CN120796660..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Jiangsu Delong New Material Tech Co Ltd patent application for Precipitation Hardening Stainless Steel Bar Heat Treatment Process and Device. The invention was developed by Song Leijun and Lu Lei. The patent application number is CN202510803597 202..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shandong Chentai Heavy Steel Construction Group Co Ltd has applied Chinese patent for Heavy Steel Member Stress Relief Heat Treatment Method. Li Wenxue, Gao Zhifeng, Ju Rongcai and Du Tian developed it. The patent application number is CN202511321149 20250916. The patent publication number is CN120796640 ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published CCCC Fourth Harbor Engineering, China Communications Construction Company Ltd, Hainan Zhelian Steel Structure Group Co Ltd and CCCC First Harbor Engineering patent application for Steel Box Unit Combined Structure of Large Berthing Buoyancy Tank. The ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Guangdong Zhongjiang Eng Construction Co Ltd has applied Chinese patent for Drilling Device for Steel Structural Part Machining and Method Thereof. He Jianping, Wang Bing, Yang Xunwu, Deng Zhihua and Mao Ting developed it. The patent application number is CN202511261154 20250905. The patent publication nu..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Nantong Xincheng Steel Structure Eng Co Ltd patent application for Welding Device for Steel Structure. The invention was developed by Yuan Hongliang. The patent application number is CN202511316926 20250916. The patent publication number is CN12079..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Jiangxi Sanding Heavy Ind Co Ltd patent application for Steel Structure Welding Forming Arrangement Fixing Clamp. Zhang Zilin, Zhang Pingxin and Huang Guoqing developed the invention. The patent application number is CN202511311306 20250915. The pat..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Li Yiming has submitted a patent application for Steel Shaping Equipment for Steel Product Machining. This invention was developed by Li Yiming, Sun Jing and Zhang Shuai. The patent application number is CN202510867109 20250626. The patent publication number is CN120791278 (A). International Patent Classi..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Tianjin Tianyingtai Steel Pipe Co Ltd patent application for Automatic Welding System for Galvanized Strip Steel Joints. This invention was developed by Ren Xiujian, Liang Debin, Ren Jiayi, Xu Guogang and Xu Guixi. The patent application number is C..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Anhui Masteel Equip Maintenance Co Ltd patent application for Process Evaluation Device and Process Evaluation Method for Butt Welding of Low-carbon Steel and Low-alloy Steel. Fan Xinghai, Li Peng, Cui Xuefeng, Cai Chuanbin, Lu Chongsong and Zeng Wu de..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Jiangsu Tuoyuan Machinery Mfg Co Ltd patent application for Welding Device for Steel Support Machining. The invention was developed by Zhang Zhiming. The patent application number is CN202511313084 20250915. The patent publication number is CN12079..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Baozelong Metal Mat Co Ltd Hejian has applied Chinese patent for Steel Strand Feeding Device. Xie Zhijie, Miao Gaofeng, Shi Lijia, Sun Guanfeng, Lu Shuaizhang, Wang Chenlong, Xu Changfeng, Zhong Lei and Zhang Yulin developed it. The patent application number is CN20251192185 20250805. The patent publicati..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Tianjin XZB Tech Co Ltd has submitted a patent application for Split Type Combined Vacuum Tank Body for Multi-element Co-permeation of Super-long Reinforcing Steel Bar. This invention was developed by Jiang Beibei and Shang Jian. The patent application number is CN202511272424 20250908. The patent publica..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Liyang Yuxinan Machinery Co Ltd has sought patent for Intelligent Suspension Conveying System for Mechanical Structural Steel. This invention was developed by Liu Wei, Sheng Lili, Ma Liuping, Chen Yuewei and Zhong Mengting. The patent application number is CN202511263021 20250905. The patent publication n..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Anhui Linhong Heavy Industry Tech Co Ltd has filed a patent application for Manufacturing Process of High-strength High-temperature-resistant Steel Material. This invention was developed by Fang Mingyuan, Tian Ruifeng, Xiang Zhiyang and Huang Fenghui. The patent application number is CN202510746693 202506..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Guangdong Bosence Ind Co Ltd has submitted a patent application for High-strength and High-toughness Steel Plate and Preparation Method Thereof. Chen Feng, Chen Jiayun and Chen Xiaopeng developed the invention. The patent application number is CN20251166587 20250731. The patent publication number is CN120..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Chengde Jianlong Special Steel has submitted a patent application for High-strength and High-toughness Steel for Offshore Oil Casing and Preparation Method of High-strength and High-toughness Steel. Liu Mingyang, Ren Likun, Li Gang and Zhang Jun developed the invention. The patent application number is CN..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Tangshan Iron & Steel Group, Hegang Leting Steel and Tangshan Branch HBIS patent application for Low-cost 550mpa High-performance Photovoltaic Zinc-aluminum-magnesium Coated Steel Plate and Manufacturing Method Thereof. This invention was developed by ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Shanghai Esu Laser Tech Co Ltd has submitted a patent application for Precipitation Hardening Stainless Steel and Preparation Method and Application Thereof. Zhao Bo, Li Zhen, Liu Qingdong and Wang Lijun developed the invention. The patent application number is CN202511272964 20250908. The patent publicat..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Zhejiang Jisen Metal Tech Co Ltd patent application for Ultra-pure Stainless Steel Precision Strip for Semiconductors and Consumer Electronics and Preparation Method of Ultra-pure Stainless Steel Precision Strip. The invention was developed by Cao Yiz..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Sichuan Huanqiu Insulator Co Ltd patent application for Insulator Steel Foot Painting and Conveying Device. The invention was developed by Zhang Qiming, Wang Shaohua, Wang Jian, Liu Ying, Liu Chenglong, Luo Rubo and Wu Jun. The patent application n..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Shaanxi Architecture Science Research Institute, Shaanxi Jianke Construction Special Eng Co Ltd and Shaanxi Testing Center Of Construction Eng Quality Co Ltd patent application for Connection Method of Newly-added Steel Columns on Existing Frame Colum..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Steel Structure Construction Co Ltd Of China Tiesiju Civil Eng Group, China Tiesiju Civil Engineering Group and The Ninth Eng Co Ltd Of Ctce Group patent application for Modularized Steel Formwork and Installation Crawling Ladder Thereof. The inventio..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Zhejiang Jinggong Steel Building Group Co Ltd, Jinggong Green Building Tech Group Co Ltd and Zhejiang Green Building Integration Tech Co Ltd patent application for Waterproof Construction Method for Joint of Steel Latticed Column and Basement Bottom Pl..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Ningxia Renjie Prefabricated Building Tech Co Ltd has submitted a patent application for Integrated Assembly Type Steel Structure. Han Jinhua and Han Qingmeng developed the invention. The patent application number is CN202511281975 20250909. The patent publication number is CN120797835 (A). International ..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- Luoyang Ousite New Mat Co Ltd has applied Chinese patent for Light Repairing Material for Steel Rolling Heating Furnace Lining Working Layer. Yang Guanghui developed it. The patent application number is CN202511295976 20250911. The patent publication number is CN120794654 (A). International Patent Classif..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Jiangsu Bama Section Steel patent application for Protective Cutting Device Capable of Achieving Automatic Clamping and Used for Steel Plate Machining. The invention was developed by Hu Peirong, Dong Meng and Wei Junqin. The patent application number..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Beijing Shougang Cold-Rolled Sheet has submitted a patent application for Strip Steel Shearing Device and Operation Method Thereof. This invention was developed by Ding Zhendong, Chen Xiangning, Chen Xiaoli, Gao Chunhui, Qi Chunyue, Zhang Yufei, Tian Guojie and Song Haoyuan. The patent application number is..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Angang Steel patent application for Aluminum-based Melting Speed Regulator for Casting Powder and Preparation Method of Continuous Casting Powder. Kang Wei, Liao Xiangwei, Kim Chul and Zhang Xiaobo developed the invention. The patent application numbe..

Steel

  |  Fri 13 Mar 2026

Beijing, March 13 -- Shanghai Meishan Iron & Steel has submitted a patent application for Automatic Control Method for Relatively Stable Power Factor of Generator. This invention was developed by Tao Jianjun, Wang Zhilong, Gu Rong, Zhao Guojun, Qian Yuhua and Ye Shude. The patent application number is CN202410381698 20240401. T..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Shanxi Construction Engineering Group patent application for Construction Platform for Mounting Steel Box Girder. This invention was developed by Chai Xiaojie, Wang Chao, Yan Xiaopeng, Guo Ruijiao, Jia Weizheng, Zhou Yang, Zuo Chaofan, Shi Yanjing, Li ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has received Qingdao Highway & Bridge Construction Group patent application for Steel Box Girder Pushing Device. Song Cheng, Lu Zhen, Zhou Silai and Zhu Wenxin developed the invention. The patent application number is CN202511265959 20250905. The patent publicatio..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published China chemical engineering second construction patent application for Modular Hoisting Method for Boiler Body Steel Structure. The invention was developed by Wang Donghui, Meng Wansheng, Zhang Zhiguo, Liu Yaohui and Cao Zhili. The patent application ..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Angang Steel patent application for Smelting Desulfurization Method for Ultrahigh-sulfur Molten Iron. This invention was developed by Zhu Hongjia, Wang Fuliang, Shang Deyi, Li Chao, Tian Yongjiu, Qi Jinsheng, Ma Ning, Lyu Zhiyong, Li Zhigang and Liu Bo..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Gansu Jiu Steel Group Hongxing Iron & Steel has submitted a patent application for Method for Preparing Raw Material Pure Iron from Direct Reduced Iron in Short Process. This invention was developed by Wu Zhenzhong, Lei Pengfei, Chen Degui, Wang Jianping, Kou Mingyue and Liang Xiuyan. The patent application..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has published Gansu Jiu Steel Group Hongxing Iron & Steel patent application for Method for Smelting High-strength Carbon Steel on Stainless Steel Production Line. The invention was developed by Wu Deming, Yu Yueshan, Liu Bin, Xu Bin, Chen Xingrun, Shang Yonglu, Li..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- Angang Steel has submitted a patent application for Device and Method for Guiding Iron Flow Entering Torpedo Ladle of Blast Furnace. Wu Guanyin, Zhang Lichao, Liu Baokui, Li Weiwei, Zhou Mingcan, Wang Feng, Yi Xiaoming, Li Junjie, Gong Xianghua and Zhang Nan developed the invention. The patent application n..

Steel

  |  Thu 12 Mar 2026

Beijing, March 13 -- State Intellectual Property Office of China has released Taizhou Daming Stainless Steel patent application for Stainless Steel Barrel Inner Wall Polishing Device. This invention was developed by Zhang Yurong. The patent application number is CN202511331484 20250918. The patent publication number is CN120791..
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