Yankuang Energy has obtained patents related to wire rope clamps, and the balanced wire rope clamping device solves the fixation problem.

March 28 news, information from the National Intellectual Property Administration shows that Jining Energy Group Co., Ltd. has applied for a patent titled “A Balanced Wire Rope Clamping Device.” The authorized publication number is CN224030439U, and the authorized publication date is March 24, 2026. The application number is CN202520833907.X. The application publication date is March 24, 2026. The application date is April 29, 2025. The inventors are Yao Wenbiao, Li Chuanqing, Shi Tiancheng, Wang Tao, Chen Lei, Liu Yang, Ping Wei, Jian Kai, and Wang Yalu. The patent agency is Beijing Tonghui Intellectual Property Agency (General Partnership). The patent agent is Ding Xue. Classification numbers are B66B7/06 and F16B2/12.

According to the patent abstract, this utility model relates to a balanced wire rope clamping device, which includes a clamping plate assembly and a pressing plate assembly. The pressing plate assembly is located above the clamping plate assembly. The clamping plate assembly includes two clamping plates arranged facing each other. Between the two clamping plates, a screw rod is provided to adjust the spacing between the two clamping plates. The pressing plate assembly includes two pressing plates arranged facing each other. Between the two pressing plates, a locking bolt is provided. This utility model can solve the technical problem that in the existing technology, when it is not possible to fix a balanced wire rope using pressing plates, there is high labor intensity, low efficiency, and an easy occurrence of pinching accidents.

Jining Energy was established on September 25, 1997, and was listed on the Shanghai Stock Exchange on July 1, 1998. Its registered address and office address are both in Shandong Province. The company is a leading coal and related energy enterprise in China, with business covering coal and coal chemical engineering, among others, and it has advanced and efficient coal mining technologies.

Jining Energy’s main businesses include coal mining, washing and processing, sales, and coal railway transportation, as well as coal chemical engineering and power business, among others. The industry to which it belongs under Shenwan classification is Coal - Coal Mining - Thermal Coal. It involves concept sectors such as thermal coal, coal concepts, anti-“involution,” and other concept sectors.

In 2025, Jining Energy’s operating revenue reached RMB 144.933 billion, ranking 2nd among 6 listed companies in the industry. The top company, China Coal Energy, had RMB 148.057 billion. The industry average and median were RMB 58.863 billion and RMB 25.552 billion, respectively. In terms of net profit, in 2025 it was RMB 14.226 billion, also ranking 2nd; the top company, China Coal Energy, was RMB 21.839 billion. The industry average and median were RMB 6.5883 billion and RMB 2.224 billion, respectively.

Jining Energy Group Co., Ltd.’s recent patent situation is as follows:

| No. | Patent name | Patent type | Legal status | Application number | Application date | Publication (announcement) number | Publication (announcement) date | Inventor | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | A Frame Support Erection Lifting and Transport Vehicle | Invention patent | Published | CN202610078590.2 | 2026-01-21 | CN121675990A | 2026-03-17 | Guo Wanli, Su Litang, Chen Xiaofei, Kong Xiangyu, Tian Shengli, Zhou Baolong, Wang Tao, Hu Botao, Niu Guizhi, Li Jie, Cang Kai, Han Xin | | 2 | An Emergency Sealed System and Method for Underground Mine Fires | Invention patent | Published | CN202610071913.5 | 2026-01-20 | CN121738695A | 2026-03-27 | Guo Ying, Sun Xuefeng, Liu Xingle, Jiang Xiyin, Liu Jiuzhong, Shangguan Liangliang, Fan Liyu, Liang Yuengjian, Hao Changmiao, Sun Chao, Sun Lizhi, Gao Xinke, Ma Ruiyue, Sun Bing | | 3 | A Braking Belt Device and Braking Method of a Direct-Acting Accumulator Energy Storage Mechanism for a Belt Conveyor | Invention patent | Substantive examination has become effective and published | CN202610066350.0 | 2026-01-19 | CN121590908A | 2026-03-03 | Li Zhaochao, Wei Qingshi, Zhu Mingzhou, Lv Ziming, Zhang Xiaoguang, Song Fuyong, Tong Xiaohua, Yang Yang, Lv Ruixiang, Yang Ning, Lv Dongdong | | 4 | Nuclear Shell-Satellite-Structure Microcapsules and Preparation Method for Coordinated Treatment of Deep-Mine Heat Damage and Methane | Invention patent | Published | CN202610069170.8 | 2026-01-19 | CN121715118A | 2026-03-24 | Sun Qingchao, Liu Heng, Zhang Zhen, Hou Zhanfeng, Yang Yan, Zeng Xiangfeng, Mou Yutong, Meng Yangyang, Zhou Zhongqiao, Yang Kun, Yan Yushan, Wang Shouhe, Luo Wei, Zhang Tianyu, Liu Zenghui, Ye Zhenlin, Pan Yúhao, Yang Wenyu | | 5 | A Novel Welding Fume Collection Device | Invention patent | Substantive examination has become effective and published | CN202610059338.7 | 2026-01-16 | CN121607393A | 2026-03-06 | Liu Tao, Ma Yuntao, Xin Longquan, Hu Xiuzheng, Hu Min, Li Peiru, Guo Lei, Li Feng, Zhao Zhifei | | 6 | An Intelligent Adjustment System and Method for Belt Misalignment in a Coal Mine, and Electronic Equipment | Invention patent | Published | CN202512039014.5 | 2025-12-31 | CN121536678A | 2026-02-17 | Li Ting, Wang Huanwei, Zheng Zhaotu, Chen Lin, Li Qingguo, Miao Feng, Zhang Wenhao, Zhou Zhigang | | 7 | A Material Squeezing Device | Invention patent | Published | CN202511992013.6 | 2025-12-26 | CN121671069A | 2026-03-17 | Si Dawei, Wang Yan, Liu Qinglin, Zhu Benyi, Hou Jiahao, Zhao Youhai, Li Yuzhen, Ren Lei, Zhang Dehe, Liu Bin, Hu Xiaoning, Wang Ru, Liang Qingpeng | | 8 | A Slurry Water Treatment Device for Coal Washing and Processing | Invention patent | Substantive examination has become effective and published | CN202511979221.2 | 2025-12-25 | CN121449189A | 2026-02-03 | Hao Quanmin, Zhu Guoqing, Li Zhenan, Bao Sudong, Li Xinxiang, Qian Xiong, Yang Sheng, Zou Lei, Zhang Weishuò, Shi Meng, Xiao Yang, Sang Gangwei | | 9 | Inner and Outer Diameter Turning Device for Rubber Rings | Invention patent | Published | CN202511963215.8 | 2025-12-24 | CN121670769A | 2026-03-17 | Si Dawei, Lin Weili, Zhu Benyi, Wang Xiuli, Hou Jiahao, Gao Yuyunwen, Zhao Youhai, Ma Ting, Li Yuzhen, Li Chuanjun, Yan Zhenhua, Zhai Xiujie, Wang Jian | | 10 | A Gas Control and Ventilation Guiding Device for the Working Face in Coal Mining | Invention patent | Published | CN202511940883.9 | 2025-12-22 | CN121539334A | 2026-02-17 | Ling Yunzhi, Jia Shaoxiong, Qi Qingwei, Song Xu, Zhang Decan | | 11 | A Spray Dust-Reduction Device for a Coal Mining Machine | Invention patent | Published | CN202511940735.7 | 2025-12-22 | CN121556850A | 2026-02-24 | Zhao Feng, Ding Qi, Liu Shiping, Sun Xiang, Wei Qiang, Wang Daibin | | 12 | A Multi-Functional Integrated Safety Working Platform | Invention patent | Published | CN202511941313.1 | 2025-12-22 | CN121698278A | 2026-03-20 | Wang Chengcheng, Feng Ran, Li Haizhou, Zhang Chen, Li Xinmeng, Zhai Ge, Zhao Hongfu, Zhao Guchao, Han Jizi, Wang Xingjun, Guo Bingchi, Zhang Tiemeng, Zhang Jin, Bai Changhe | | 13 | A Pressure Monitoring Device for Keeping Rock Alongside the Goaf Side of a Cut-Top and Leave-Entry Wall | Invention patent | Published | CN202511928934.6 | 2025-12-19 | CN121497433A | 2026-02-10 | Bao Sudong, He Qiang, Guo Chuanqing, Qin Zhongcheng, Liu Nan, Zhang Feng, Liu Yongle, Fu Kaikai, Wang Tao | | 14 | A Portably Deployable Sealing Device for Emergency Water-Disaster Rescue | Invention patent | Substantive examination has become effective and published | CN202511926820.8 | 2025-12-19 | CN121519464A | 2026-02-13 | Zhong Chongwu, Hao Guowei, Li Jing, Qiu Wuchang | | 15 | A Anti-Belt Misalignment Device for a Belt Conveyor | Invention patent | Published | CN202511929823.7 | 2025-12-19 | CN121536692A | 2026-02-17 | Chen Guohua, Tian Gang, Liu Yuanyuan, Zhang Jing, Wang Huijun, Kang Feng, Song Shanshan, Zhou Yunsong, Wang Yanan | | 16 | A Screen Net Device for Coal Mining | Invention patent | Substantive examination has become effective and published | CN202511912407.6 | 2025-12-18 | CN121491016A | 2026-02-10 | Ding Qi, Zhao Feng, Liu Shiping, Wei Qiang, Sun Xiang, Zhao Zhqiang, Zhang Xianchen | | 17 | A Methane Monitoring System for Mine Vent Shafts Using a New Type of Electrical Switching Unit and Its Application | Invention patent | Published | CN202511888275.8 | 2025-12-15 | CN121539752A | 2026-02-17 | Sun Qingfeng, Guo Ying, Ren Dongdong, Han Xing, Liu Bai, Wang Wei, Zhang Jie, Feng Chen, Zhang Chengtai, Liu Yuhao, Li Shuyuan, Xu Guang | | 18 | A Mining High-Foaming Ratio Foaming Inhibitor and Its Preparation Method | Invention patent | Published | CN202511882981.1 | 2025-12-15 | CN121652821A | 2026-03-13 | Han Xuehua, Li Yahui, Feng Hao, Tang Chao, Xin Min, Qin Shiling | | 19 | A Fire-Proof Door Frame for a Mine Ventilation Shaft | Invention patent | Substantive examination has become effective and published | CN202511855113.4 | 2025-12-10 | CN121593842A | 2026-03-03 | Min Xiangsheng, Tang Bo, Yin Qingge, Wang Qingyu, Tian Xudong, Han Xiangdong, Shi Xinhao, Wang Bing, Sun Chao, Zhang Yue, Li Pengfei, Li Wenlong, Mao Qiang, Liu Cheng, Zhang Xingyu | | 20 | A Gas-Water Separation Device | Invention patent | Published | CN202511845799.9 | 2025-12-09 | CN121648718A | 2026-03-13 | Chen Dianxing, Wang Shengguo, Zhao Chuanlu, Liu Yu, Jin Yingze | | 21 | A Mine Water Level Monitoring Method, Device, Equipment, and Medium Based on AI Recognition | Invention patent | Published | CN202511849948.9 | 2025-12-09 | CN121720541A | 2026-03-24 | Chen Dianxing, Long Yong, Zhao Chuanlu, Liu Yu, Jin Yingze | | 22 | A Segmented Resistance-Adjusting Support System and Method | Invention patent | Published | CN202511840931.7 | 2025-12-08 | CN121701273A | 2026-03-20 | Li Wei, Liu Jian, Qi Yuhào, Zhang Jinhu, Han Huijun, Wang Jiuhong, Zhao Qingmin, Zhang Jun, Wei Xuntao, Kang Dan, Zheng Can’guang, Zhang Lei | | 23 | An Intelligent Monitoring Method and System for the Locked Closing State of a Bottom Door of a Coal Hopper Car | Invention patent | Published | CN202511827228.2 | 2025-12-05 | CN121707439A | 2026-03-20 | Zhou Heng, Lou Xiangdong, Jiang Jin, Zhou Xin, Wang Bin, Sun Jikang, Jiang Xianxian, Zhu Jinping, Zhao Yang, Dong Bo, Song Baoye | | 24 | A Positive Position Connection Device for a Monorail Suspended-rail | Invention patent | Substantive examination has become effective and published | CN202511803082.8 | 2025-12-03 | CN121374125A | 2026-01-23 | Zhou Pengyun, Wang Zhaoxiang, Yuan Xin, Liu Guo, Wang Fangzhou, Ma Shuanglong, Zhou Zelong, Du Encong | | 25 | A Three-Strip Partitioning Method Based on Isolated Filling at Both Ends of a Coal Mining Working Face | Invention patent | Substantive examination has become effective and published | CN202511802354.2 | 2025-12-02 | CN121363451A | 2026-01-20 | Guo Ying, Jiang Xiyin, Chen Anming, Liang Daofu, Sun Xuefeng, Li Zhiyong, Tian Xianghong, Wu Jianbin, Song Zhaoxue, Fu Wei, Zhao Liang, Hou Yuting, Yan Lì, Liu Qu, Zhao Qingshan, Liu Jiuzhong, Zhang Chengtai, Zheng Xuan, Gu Sholei, Hou Chunlei | | 26 | An Intelligent Device and Method for Detecting the Grouting Effect of Stratum Induced Fractures | Invention patent | Published | CN202511795730.X | 2025-12-02 | CN121558990A | 2026-02-24 | Wang Yongjun, Meng Fanzhen, Lv Wenmao, Zhang Wenquan, Zhu Xianxiang | | 27 | An Underground Mobile Belt Automated Recovery Equipment | Invention patent | Published | CN202511773031.5 | 2025-11-28 | CN121470244A | 2026-02-06 | Xu Jing, Han Xiangdong, Fan Shoujun, Wang Qingyu, Wei Liangyue, Huo Yutao, Zou Deming, Du Lei, Du Qiang, Yan Yu | | 28 | A Mechanical Underground Battery Vehicle Sand-Dispersing Device | Invention patent | Published | CN202511745797.2 | 2025-11-26 | CN121553192A | 2026-02-24 | Wang Shangshang, Fan Baogui, Bao Xiaoqing, Yin Wenjian, Liu Guangxu, Xie Cuihong, Chen Xiaoming, Fu Yan | | 29 | A Nanomodified Grouting Material, Preparation Method, and Applications Based on Loose Water-Bearing Strata | Invention patent | Substantive examination has become effective and published | CN202511740442.4 | 2025-11-25 | CN121362000A | 2026-01-20 | Wang Yongjun, Lv Wenmao, Meng Fanzhen, Wang Jian | | 30 | A Reasonable Prevention Method for Deep-Hole Blasting Unloading and Wave-Dissipation Coupling for Impact Ground Pressure in Steeply Inclined Coal Seams | Invention patent | Substantive examination has become effective and published | CN202511729702.8 | 2025-11-24 | CN121273328A | 2026-01-06 | Chen Dayong, Li Binghong, Huang Bingxiang, Wang Chao, Tong Zhi, Gong Tianlei, Gao Weiming, Wang Yanli, Zhao Bo, Du Yugen | | 31 | A Method for Decolorizing a Fischer-Tropsch Wax Crude Product | Invention patent | Published | CN202511732210.4 | 2025-11-24 | CN121674109A | 2026-03-17 | Zhu Mingshuo, Cao Xuejiao, Xue Chenglin, Song Lingpo, Wang Chuanzhi, Feng Qiang, Huang Zhifu, Liu Zhongpan, Lu Xiaoming, Wang Jun | | 32 | A Method for Laying Nitrogen Injection Pipework and Monitoring Bundled Pipework in Goaf Areas | Invention patent | Substantive examination has become effective and published | CN202511728654.0 | 2025-11-21 | CN121184172A | 2025-12-23 | Jiang Xiyin, Guo Ying, Chen Anming, Liang Daofu, Hou Chunlei, Liu Jiuzhong, Zhao Qingshan, Zhang Chengtai, Gu Sholei, Liu Qu | | 33 | A Minecart Mechanical Self-Locking Coupling Device | Invention patent | Substantive examination has become effective and published | CN202511716961.7 | 2025-11-21 | CN121375875A | 2026-01-23 | Yin Wenjian, Huang Jianli, Bao Xiaoqing, Zhong Chongyan, Xue Jia, Xie Cuihong, Chen Xiaoming, Fu Yan | | 34 | A Fan-Dust Control Device | Invention patent | Substantive examination has become effective and published | CN202511710728.8 | 2025-11-20 | CN121322077A | 2026-01-13 | Guo Ying, Wang Jiuhong, Zhang Zhaoyun, Zhai Wenjie, Fu Yongjie, Fu Wei, Jiang Xiyin, Guo Chuanqing, Xie Huadong, Song Haizhou, Liu Jiuzhong, Zhang Chengtai, Liu Qu, Guo Wanli, Shi Yinghua, Chen Jun, Hu Haiyong | | 35 | A Fan-Dust Control System and a Fan-Dust Control Method | Invention patent | Substantive examination has become effective and published | CN202511706498.8 | 2025-11-20 | CN121322076A | 2026-01-13 | Guo Ying, Liu Jian, Wang Jiuhong, Zhang Zhaoyun, Zhai Wenjie, Fu Yongjie, Fu Wei, Jiang Xiyin, Guo Chuanqing, Xie Huadong, Song Haizhou, Liu Jiuzhong, Zhang Chengtai, Liu Qu, Guo Wanli, Shi Yinghua, Chen Jun, Li Yunxuan | | 36 | An Intelligent Connected-Unloading Drill Rod Device | Invention patent | Substantive examination has become effective and published | CN202511697498.6 | 2025-11-19 | CN121451863A | 2026-02-03 | Gang Luobao, Li Qinghai, Sun Yi, Wang Chuan, Wang Jiao, Zhu Lei, Cui Qing, Li Long, Li Jiarui, Zhou Shengqiang | | 37 | A Coal Bunker Cleaning Device | Invention patent | Published | CN202511697496.7 | 2025-11-19 | CN121626575A | 2026-03-10 | Sun Yi, Wang Chuan, Li Qinghai, Gang Luobao, Wang Jiao, Zhu Lei, Cui Qing, Yang Bo Yuan, Li Jiarui, Wang Yang | | 38 | A Super-Temperature Water Sprinkling Protection Device | Invention patent | Substantive examination has become effective and published | CN202511675865.2 | 2025-11-14 | CN121158452A | 2025-12-19 | Yang Yang, Wang Jianying, Shi Kai, Song Fuyong, Li Zhaochao, Lv Ziming | | 39 | A Combined Exploration and Interpretation System and Method for Multi-Source Prediction Information in Deep Solid Resource Mining | Invention patent | Substantive examination has become effective and published | CN202511672617.2 | 2025-11-14 | CN121522765A | 2026-02-13 | Li Dongdong, Chen Lei, Xiao Yaomeng, Ge Xiao, Chen Yong, Sun Qingchao, Li Shidong, Zhang Xiangchao, Su Lijun, Yin Cong, Ren Xuecun, Liu Mingming, Ma Yulin, Li Jia | | 40 | A Laboratory Experimental Device for Flocculants for Coal-Containing Wastewater and Its Use Method | Invention patent | Published | CN202511653597.4 | 2025-11-12 | CN121540673A | 2026-02-17 | Yu Wencha o, Zhang Heng, Song Ruiling, Wang Zixyang, Xu Wenbo | | 41 | An Intelligent Monitoring and Early-Warning System and Method for Geological Disasters in a Mining Area | Invention patent | Published | CN202511654235.7 | 2025-11-12 | CN121725582A | 2026-03-24 | Qi Yuhào, Liu Ya, Jiang Yang, Wang Jingyi, Yu Tongzhu, Yang Chuanjiu, Xie Jinsuo, Yang Mu’yi, Yang Yang, Wu Jun, Pang Zhian | | 42 | A Positioning-Triggered Exploration Method with an Onboard Mobile Seismic Source System for a Deep-Mine Boring Machine | Invention patent | Substantive examination has become effective and published | CN202511635115.2 | 2025-11-10 | CN121186850A | 2025-12-23 | Xiao Yaomeng, Chen Lei, Zhou Bo, Hao Lei, Chen Yong, Cao Hongyi, Li Dongdong, An Ming, Zhang Xiangchao, Li Zhenhuan | | 43 | An Adaptive Variable-Diameter Pressure-Relief Drill Tool | Invention patent | Substantive examination has become effective and published | CN202511632954.9 | 2025-11-10 | CN121407845A | 2026-01-27 | Zhu Ning, Sun Hang, Zhang Quan, Wang Lei, Li Peijian, Liu Yong, Yao Zhenhui | | 44 | A Method for Evaluating Accuracy of Attitude Algorithms for Strapdown Inertial Navigation | Invention patent | Substantive examination has become effective and published | CN202511633331.3 | 2025-11-10 | CN121453093A | 2026-02-03 | Chen Qiang, Bian Hefang, Chen Chun, Wang Cuailing, Chang Guobin, Gao Yandong, Tang Zonghao, Li Shijin | | 45 | A Concrete Pumping Dispatching Method and System for Long-Distance Construction | Invention patent | Substantive examination has become effective and published | CN202511619122.3 | 2025-11-06 | CN121504115A | 2026-02-10 | Hu Gang, Zhang Zhaoshan, Qian Hengchang, Zhang Jianpeng, Song Xianfeng, Du Zhendong, Li Can, Li Gangqiang, Li Erbin, Bao Sudong, Yue Wei, Li Fangdi, Yin Shuai, Lv Ruixiang, Liu Jingwei, Wang Bin, Xu Lei, Yang Kailin, Ren Hegeng, Huang Huang | | 46 | A Fixed Pneumatic Dual-Rotating-Arm Handling Device | Invention patent | Substantive examination has become effective and published | CN202511605078.0 | 2025-11-05 | CN121202012A | 2025-12-26 | Si Dawei, Liu Qinglin, Zhu Benyi, Wang Xiuli, Chen Tao, Zhao Youhai, Li Yuzhen, Meng Qingjun, Li Guoqing, Hang Miaomiao, Zhang Kuangjun, Wang Bing, Liang Qingpeng | | 47 | An Independent Flexible Air Duct Cold-Air Direct-Feed System Adapted for Hydraulic Supports | Invention patent | Published | CN202511611659.5 | 2025-11-05 | CN121229163A | 2025-12-30 | Sun Qingchao, Li Shidong, Yan Xianlei, Liu Heng, Jian Junchang, Yang Wenyu, Cui Xiaochao, Zeng Xiangfeng, Yan Yushan, Wang Shouhe, Zhang Tianyu, Liu Zenghui, Ye Zhenlin, Pan Yúhao, Han Zhichang | | 48 | An Adaptive Protective Keyboard | Invention patent | Substantive examination has become effective and published | CN202511605613.2 | 2025-11-05 | CN121349315A | 2026-01-16 | Song Wenhui, Zhai Guangkuang, Liang Maoyu, Sun Qianqian, Zhang Ji, Wang Hua, Wang Jian | | 49 | A Method for Evaluating the Rationality of Critical Early-Warning Values for Impact Hazard Stress Monitoring in Coal Mines | Invention patent | Substantive examination has become effective and published | CN202511610672.9 | 2025-11-05 | CN121412961A | 2026-01-27 | Cai Xianfeng, Guo Jianquan, Hao Shenglei, Han Fei, Cai Hui, Wang Fangfang, Jia Xiaodong, Sun Lihui, Zhao Xianping, Li Hua, Zhang Yu | | 50 | A Method for Reusing Gasification Fine Slag | Invention patent | Substantive examination has become effective and published | CN202511598934.4 | 2025-11-04 | CN121406388A | 2026-01-27 | Gao Chunlei, Wang Xingjun, Yu Guangsuo, Chen Yong, Guo Qinghua, Chen Xueli, Wang Yifei, Wang Fuchen, Wang Fuchen |

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