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公开(公告)号：US11850659B2
公开(公告)日：2023-12-26
申请号：US17486062
申请日：2021-09-27
Applicant: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
Inventor： Hongxi Liu , Jingzhou Liu , Xuanhong Hao , Yingnan Di , Jianquan Lin
CPC classification number: B22F1/054 , B22F1/107 , B23K26/0006 , B23K26/34 , B23K26/60 , C22C30/00 , C23C24/103 , C23C24/106 , B22F2301/15
Abstract: The present disclosure discloses a high-entropy alloy powder for laser cladding and a use method thereof. The alloy powder is CoCrFeMnNiCx, and x has a value of 0.1-0.15. The specific method includes: subjecting a 45 steel substrate to surface pretreatment, mixing the weighed CoCrFeMnNi high-entropy alloy powder with different content of a nano-C powder uniformly and pre-placed on the pre-treated substrate surface to form a prefabricated layer, then placing the prefabricated layer at 80-90° C. for constant temperature treatment for 8-12 h, and under a protective atmosphere, subjecting the cladding powder to laser cladding on the surface of the 45 steel. The method of the present disclosure prepares a CoCrFeMnNiCx high-entropy alloy coating with performance superior to the CoCrFeMnNi high-entropy alloy coating.
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公开(公告)号：US20230191478A1
公开(公告)日：2023-06-22
申请号：US17928471
申请日：2022-03-24
Applicant: Kunming University of Science and Technology
Inventor： Baoqiang XU , Tengteng SHI , Bin YANG , Wenlong JIANG , Yang TIAN , Lingxin KONG , Jinyang ZHAO , Fei WANG
IPC: B22D43/00
CPC classification number: B22D43/007
Abstract: Disclosed is a device for continuous treatment of materials containing volatile components, which belongs to the field of pyrometallurgical equipment. The device includes a feeding unit, a heating unit, a slag raking unit and a slag collecting unit. The feeding unit is configured to feed the materials with a push rod or in a spiral mode. The heating unit is provided with a square furnace body, and a first slag raking port is provided in the lower part of the furnace body. The slag collecting unit is provided with a slag discharging port at the lower portion thereof, is provided with a slag smashing port at the sidewall thereof, and is provided with a viewing port at the top thereof. The slag collecting unit and the heating unit are connected through a pipeline, thus achieving the pressure balance of the whole device during operation.
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33.发明公开公开(公告)号：US20230141348A1
公开(公告)日：2023-05-11
申请号：US17873178
申请日：2022-07-26
Applicant: Kunming University of Science and Technology
Inventor： Ying JIANG , Wenjun YAO , Yang YANG , Shouguo TANG , Lingyu LI , Runxin LI
CPC classification number: G06F8/30 , G06F8/447 , G06F40/14 , G06K9/6215
Abstract: The disclosure discloses a method and an apparatus for determining code generation quality and efficiency evaluation values based on multiple indicators. The method includes that: an object code is acquired; an interactive data set is acquired; a multidimensional evaluation indicators is determined and characteristic values corresponding to each piece of data in the interactive data set are extracted; characteristic values corresponding to each piece of data in the interactive data set are determined as a characteristic data set; a multidimensional syntax tree is constructed; feature learning is performed on the multidimensional syntax tree to obtain feature parameters; the evaluation parameter model is controlled to output an evaluation value. According to the disclosure, the evaluation method in a related art is to evaluate a static automatic code generation result, ignoring the influence of code changes on the evaluation result, resulting in low reliability of the evaluation result is solved.
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公开(公告)号：US11616226B2
公开(公告)日：2023-03-28
申请号：US17232241
申请日：2021-04-16
Applicant: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
Inventor： Yingjie Zhang , Peng Dong , Qi Meng , Siyuan Zhou , Qingxiang Li , Shaoqiang Zhou , Jianguo Duan , Xue Li , Yin Liu , Duanyun Chen
Abstract: The disclosure discloses a method for preparing a high-voltage cathode material by body modification and regeneration of a waste lithium cobaltate material. The waste lithium cobaltate cathode material is calcined, and then measured; a lithium source, a magnesium source, nano-scale TiO2 and the waste lithium cobaltate cathode material powder are mixed to obtain a mixture, placed in a ball milling tank containing absolute ethanol, and the resulting mixture is ball milled, and then dried to obtain a mixed powder; the mixed powder is calcined to obtain a magnesium-titanium co-doped regenerated lithium cobaltate cathode material; the magnesium-titanium co-doped regenerated lithium cobaltate cathode material is added into a mixed solution obtained by ultrasonically mixing absolute ethanol with the aluminum source, and then heated and stirred continually until the solvent evaporates to obtain a residue; the residue is calcined to obtain an aluminum-coated magnesium-titanium co-doped regenerated lithium cobaltate cathode material.
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公开(公告)号：US20230002692A1
公开(公告)日：2023-01-05
申请号：US17853426
申请日：2022-06-29
Applicant: Kunming University of Science and Technology
Inventor： Yi MEI , Chi ZHAI , Yunxiang NIE , Jupei XIA , Delong XIE , Yuanzhi ZHU , Ping LONG
Abstract: A system for combined production of yellow phosphorous and syngas is disclosed. The air separation unit, the pulverized coal preparation unit and the mineral aggregate forming unit are respectively connected to a gas inlet and a top feeding port of the phosphorus coal gasifier; phosphorus-containing syngas obtained from phosphorus coal gasifier is connected to a gas inlet of the separating washing unit through an outlet of the phosphorous coal gasifier; Yellow phosphorus products and crude syngas are respectively output from the output port of the separating washing unit; and then the crude syngas is purified to obtain refined syngas. A slag discharge port at the bottom of the phosphorus coal gasifier is connected to an input port of a slag cold quenching unit. The system can improve the available energy of yellow phosphorous production, the production capacity of yellow phosphorus and the yield of syngas, and reduce CO2 emission.
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Patent Agency Ranking
公开(公告)号：US20220396507A1
公开(公告)日：2022-12-15
申请号：US17663238
申请日：2022-05-13
Applicant: Kunming University of Science and Technology
Inventor： Yingjie LI , Senlin TIAN , Huaying LIU , Maoze HOU , Yina TU , Qun ZHAO
Abstract: Disclosed is a method for degrading antibiotics by aqueous phase transfer catalysis using an anionic liquid and hydrogen peroxide, including: adding hydrogen peroxide to a wastewater containing the antibiotics to obtain a first mixture, and adjusting a pH of the first mixture to 3-4 to form an aqueous phase, and adding a catalyst to a water-insoluble ionic liquid to obtain a second mixture, and stirring the second mixture to form an ionic liquid phase, wherein the catalyst is selected from the group consisting of ferrocene, iron dodecyl sulfonate, ferrous dodecyl sulfonate, and copper dodecyl sulfonate; and mixing the aqueous phase and the ionic liquid phase in a volume ratio of (8-11):1 to obtain a mixed phase, and stirring the mixed phase to degrade the antibiotics.
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公开(公告)号：US20220341590A1
公开(公告)日：2022-10-27
申请号：US17398531
申请日：2021-08-10
Applicant: Kunming University of Science and Technology
Inventor： Qiulin Zhang , Ping Ning , Lianyun Gao , Jianjun Chen , Tianrun Shao
Abstract: The present disclosure provides a graded oxygen regulating, explosion preventing and recycling system and method for liquid nitrogen wash tail gas, and relates to the technical field of environmental protection and energy utilization. The system provided by the present disclosure includes a multi section catalytic combustor, the multi-section catalytic combustor being divided into a first-section catalytic combustion region, a second-section catalytic combustion region, and a third-section catalytic combustion region, the first-section catalytic combustion region and the second-section catalytic combustion region being internally filled with multiple layers of catalysts that are disposed at intervals, and an air flow guide pipe being arranged above each layer of catalyst; a first-section heat exchanger communicating with the first-section catalytic combustion region; a second-section heat exchanger communicating with the second-section catalytic combustion region; a pulverized coal drying section communicating with the second-section heat exchanger; and a boiler section communicating with the third-section catalytic combustion region.
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38.发明授权公开(公告)号：US11445580B2
公开(公告)日：2022-09-13
申请号：US16839195
申请日：2020-04-03
Applicant: Kunming University of Science and Technology
Inventor： Lei Xu , Jinhui Peng , Shenghui Guo , Libo Zhang , Zhaohui Han , Yi Xia , Shaohua Ju , Shanju Zheng , Shiwei Li , Zemin Wang , Zhang Xu
Abstract: The present invention provides a microwave-based high-throughput material processing device with a concentric rotary chassis. The device includes a microwave source generator, a microwave reaction chamber, and a temperature acquisition device. The microwave reaction chamber is provided with a rotary table, a thermal insulation barrel and a crucible die. The thermal insulation barrel is disposed on the rotary table, and the crucible die is disposed in the thermal insulation barrel. The crucible die is provided with a plurality of first grooves, and the first grooves are evenly distributed on a first circumference. A plurality of first fixing holes are disposed on a top of the thermal insulation barrel, and the first fixing holes are disposed corresponding to the first grooves. A first acquisition hole is disposed on the top of the microwave reaction chamber, and the first acquisition hole is located right above the first circumference.
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公开(公告)号：US11440842B2
公开(公告)日：2022-09-13
申请号：US16897447
申请日：2020-06-10
Applicant: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
IPC: C04B18/14 , C04B41/53 , C04B7/17 , B01D53/80 , C04B7/36 , C22B7/04 , B01D53/60 , C04B5/06 , C04B7/147
Abstract: The invention belongs to the technical field of the resource treatment of industrial wastes, and particularly relates to a method for preparing a cementing material using smelting industrial waste slag after utilizing the simultaneous removal of SO2 and NOx in flue gas and an application of the cementing material obtained by the same. According to the invention, SO2 and NOx in the flue gas can be treated with the smelting industrial waste slag, meeting requirement of flue gas desulfurization and denitration; moreover, the smelting industrial waste slag can be purified and separated by means of waste gas resources to obtain a cementing material, realizing the resource utilization of the smelting industrial waste slag and waste gas.
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公开(公告)号：US20220280907A1
公开(公告)日：2022-09-08
申请号：US17540229
申请日：2021-12-01
Applicant: Kunming University of Science and Technology
Inventor： Lei Xu , Libo Zhang , Hang Li , Zhaohui Han , Jianhua Liu , Hongying Xia , Zhimeng Tang , Lirong Guo
IPC: B01J19/18 , C01B21/068 , B01J4/00 , B01J19/00 , B01J8/00
Abstract: A device for rapidly preparing β-Si3N4 by gas-solid reaction and a method thereof, and relates to the technical field of recycling and reuse of waste fine silicon powder. The bottom of a stock bin communicates with a first opening and closing passage, a first connection passage, and the top of a first transitional bin; the bottom of the first transitional bin communicates with the first opening and closing passage, a second connection passage, and the top of a reaction bin; the bottom of the reaction bin communicates with a second opening and closing passage, the first connection passage, and the top of a second transitional bin; the bottom of the second transitional bin communicates with the top of a conveying passage through the first opening and closing passage; a material outlet of the conveying bin communicates with the collection bin.
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