Patents by Inventor Chaoqun LI
Chaoqun LI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240131635Abstract: A welding clamp for use in battery manufacturing is described. The welding clamp includes a plurality of clamping portions used to fit and clamp a case of a battery cell, the clamping portion includes a body portion and a connecting portion, and the connecting portion is detachably connected to the body portion; and a wear-resistant layer is connected to a surface of the connecting portion facing the case. In the process of welding the case and the end cover of the battery cell, through fitting and clamping the case by the clamping portion of the welding clamp, the clamping portion can play a position-limit role to the wall of the case to relieve the deformation of the case during the welding process, thereby improving the welding quality of the case and the end cover and thus improving the production quality of the battery cell.Type: ApplicationFiled: July 17, 2023Publication date: April 25, 2024Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Chaoqun HUANG, Guangcheng ZHONG, Lei SONG, Zhonglin LAI, Hongtao LI, Shengdong CHEN
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Publication number: 20240123552Abstract: A welding device includes a laser welding head and a cooling mechanism. The laser welding head is provided with a channel for laser to pass through, and the cooling device is arranged on a side wall of the laser welding head and configured to cool the laser welding head.Type: ApplicationFiled: July 4, 2023Publication date: April 18, 2024Inventors: Chaoqun HUANG, Lei SONG, Guangcheng ZHONG, Hongtao LI, Zhonglin LAI, Shengdong CHEN
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Patent number: 11957996Abstract: Disclosed is a microwave chemical method for totally extracting fluorine and rare earth from bastnaesite concentrate, including: alkaline conversion defluorination of bastnaesite through microwave irradiation, microwave-assisted leaching of fluorine, solid-liquid separation of leaching solution and microwave-assisted leaching of rare earth. The rare earth hydrochloric acid solution for leaching contains no fluorine ion, so that the fluorine interference of subsequent processes such as impurity removal can be completely avoided; the fluorine and the rare earth are leached with microwaves, which does not need the stirring, so that the automatic control is easy to implement; the fluorine and rare earth leaching speed is high, the leaching time is short and the complete leaching of fluorine and little residual alkali in the slag can be realized by two-time leaching; and no fluorine-containing waste water is discharged, and the total extraction of the rare earth can be realized by one-time leaching.Type: GrantFiled: April 26, 2021Date of Patent: April 16, 2024Assignee: Sichuan Normal UniversityInventors: Shilin Zhao, Hongcheng Zhang, Jun Ma, Yang Liao, Liyang Han, Meng Jiang, Hao Huang, Chaoqun Li, Xiaoting Li, Hongyan Shang
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Publication number: 20240117134Abstract: The present disclosure belongs to the technical field of waterproofing, and relates to a waterproof membrane, a preparation method and a construction method thereof, and a tunnel waterproof system. The waterproof membrane includes a resin sheet layer, a non-asphalt-based macromolecular self-adhesive layer and an interface bonding layer which are sequentially disposed, where the waterproof membrane has a light transmittance of ?45%. The present disclosure provides a visual waterproof membrane, that is, light may penetrate through the membrane to make gaskets visual, and when the membrane has a light transmittance of ?45%, it has good visibility for gaskets with warm colors such as orange and red.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Inventors: Yuqin XIONG, Chaoqun WANG, Nan CHEN, Kai LI
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Patent number: 11954105Abstract: Methods and computer systems for storing a query plan in a cache are provided. The method can include: determining a use frequency of the query plan; determining a target storage layer for storing the query plan based on the determined use frequency, wherein the cache includes at least two storage layers and each of the storage layers is associated with a compression level of query plans; processing the query plan according to the compression level of the target storage layer; and storing the processed query plan in the target storage layer.Type: GrantFiled: January 30, 2019Date of Patent: April 9, 2024Assignee: Alibaba Group Holding LimitedInventors: Fang Zheng, Zhe Chen, Ruiping Li, Congnan Luo, Yu Dong, Jie Zhang, Li Zhang, Ji Jiannan, Dongcan Cui, Chaoqun Zhan
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Patent number: 11780004Abstract: Disclosed is a trolley sealing device for a flue gas circulation system of a sintering machine, including a cover body covering a top surface of a sintering machine trolley. A top end of the cover body is provided with communication assemblies, and the communication assemblies communicate an inner cavity of the cover body with an outside environment; two ends of the inner cavity of the cover body are fixedly connected with vertical adjusting sections respectively, and a sealing device is arranged between the vertical adjusting sections and two ends of the top surface of the sintering machine trolley; and the cover body includes a plurality of frameworks; the plurality of frameworks are arranged above the sintering machine trolley, the communication assemblies are arranged on the frameworks, and skins are fixedly connected with the frameworks; and thermal insulation layers are arranged outside the skins.Type: GrantFiled: September 13, 2022Date of Patent: October 10, 2023Inventors: Tingyu Zhu, Wenqing Xu, Chaoqun Li, Yang Yang
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Publication number: 20230243586Abstract: The present application discloses a pellet flue gas circulation and waste heat utilization process and a system thereof, which relates to the technical field of flue gas treatment. The system includes a grate, a rotary kiln, an annular cooler, and ducts connecting each part. On the basis of not changing the existing process a flue gas circulation unit and intelligent control equipment are arranged additionally in the present application. The process is simple, and not only can ensure the parameter stability of the production system such as temperature, gas flow or gas pressure, but also can make full use of the low and medium temperature flue gas components and the waste heat, so as to achieve net zero waste gas discharging, energy saving and emission reduction.Type: ApplicationFiled: January 27, 2023Publication date: August 3, 2023Inventors: Tingyu ZHU, Wenqing XU, Jun XIE, Chaoqun LI, Yixi WANG
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Publication number: 20230140052Abstract: Disclosed is a trolley sealing device for a flue gas circulation system of a sintering machine, including a cover body covering a top surface of a sintering machine trolley. A top end of the cover body is provided with communication assemblies, and the communication assemblies communicate an inner cavity of the cover body with an outside environment; two ends of the inner cavity of the cover body are fixedly connected with vertical adjusting sections respectively, and a sealing device is arranged between the vertical adjusting sections and two ends of the top surface of the sintering machine trolley; and the cover body includes a plurality of frameworks; the plurality of frameworks are arranged above the sintering machine trolley, the communication assemblies are arranged on the frameworks, and skins are fixedly connected with the frameworks; and thermal insulation layers are arranged outside the skins.Type: ApplicationFiled: September 13, 2022Publication date: May 4, 2023Applicant: Institute of Process Engineering, Chinese Academy of SciencesInventors: Tingyu ZHU, Wenqing XU, Chaoqun LI, Yang YANG
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Patent number: 11641350Abstract: An information processing system includes: a service system, a plurality of agent machines, and a plurality of encryption machines. The plurality of agent machines and the plurality of encryption machines are divided into a plurality of groups, and each group includes at least two encryption machines and a plurality of agent machines communicatively connected to the at least two encryption machines. The encryption machine is configured to encrypt and decrypt data from the service system and to perform signature verification on the data when the service system performs a security call on the encryption machine via the agent machine in the group containing the encryption machine. The service system is configured to perform service processing and to perform the security call on the encryption machine via the agent machine in the group containing the encryption machine.Type: GrantFiled: May 13, 2019Date of Patent: May 2, 2023Assignee: NETSUNION CLEARING CORPORATIONInventors: Zhizhang Teng, Tong Zhao, Cunjing Shen, Chaoqun Li
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Publication number: 20220266237Abstract: Provided in the invention are a catalyst for preparing phosgene and a preparation method therefor, and a method for the preparation of phosgene and the comprehensive utilization of energy thereof. The preparation method comprises the following steps: 1) stirring and soaking activated carbon in a modifying solution, then adding dimethyltin dichloride and chromium oxide powders and carrying out a reaction, and then adding a nickel oxide fine powder and ultrasonically oscillating same to prepare a pre-modified activated carbon; 2) drying the pre-modified activated carbon; and 3) heating and calcinating the dried pre-modified activated carbon from step 2) to prepare the catalyst.Type: ApplicationFiled: September 2, 2019Publication date: August 25, 2022Applicants: WANHUA CHEMICAL (NINGBO) CO., LTD., WANHUA CHEMICAL GROUP CO., LTD.Inventors: Chao DONG, Dongke ZHAO, Yujie ZHOU, Chaoqun LI, Fang WEN, Wenbo WANG, Hongke ZHANG, Dan XU, Chong LI, Jie SHI
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Publication number: 20210236956Abstract: Disclosed is a microwave chemical method for totally extracting fluorine and rare earth from bastnaesite concentrate, including: alkaline conversion defluorination of bastnaesite through microwave irradiation, microwave-assisted leaching of fluorine, solid-liquid separation of leaching solution and microwave-assisted leaching of rare earth. The rare earth hydrochloric acid solution for leaching contains no fluorine ion, so that the fluorine interference of subsequent processes such as impurity removal can be completely avoided; the fluorine and the rare earth are leached with microwaves, which does not need the stirring, so that the automatic control is easy to implement; the fluorine and rare earth leaching speed is high, the leaching time is short and the complete leaching of fluorine and little residual alkali in the slag can be realized by two-time leaching; and no fluorine-containing waste water is discharged, and the total extraction of the rare earth can be realized by one-time leaching.Type: ApplicationFiled: April 26, 2021Publication date: August 5, 2021Inventors: Shilin ZHAO, Hongcheng ZHANG, Jun MA, Yang LIAO, Liyang HAN, Meng JIANG, Hao HUANG, Chaoqun LI, Xiaoting LI, Hongyan SHANG
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Publication number: 20210194862Abstract: An information processing system includes: a service system, a plurality of agent machines, and a plurality of encryption machines. The plurality of agent machines and the plurality of encryption machines are divided into a plurality of groups, and each group includes at least two encryption machines and a plurality of agent machines communicatively connected to the at least two encryption machines. The encryption machine is configured to encrypt and decrypt data from the service system and to perform signature verification on the data when the service system performs a security call on the encryption machine via the agent machine in the group containing the encryption machine. The service system is configured to perform service processing and to perform the security call on the encryption machine via the agent machine in the group containing the encryption machine.Type: ApplicationFiled: May 13, 2019Publication date: June 24, 2021Inventors: Zhizhang TENG, Tong ZHAO, Cunjing SHEN, Chaoqun LI
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Patent number: D924657Type: GrantFiled: February 1, 2021Date of Patent: July 13, 2021Assignee: Shenzhen Lvkun Business Consulting Co., Ltd.Inventor: Chaoqun Li
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Patent number: D938381Type: GrantFiled: January 26, 2021Date of Patent: December 14, 2021Assignee: Shenzhen Lvkun Business Consulting Co., Ltd.Inventor: Chaoqun Li
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Patent number: D959550Type: GrantFiled: July 29, 2021Date of Patent: August 2, 2022Inventor: Chaoqun Li