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公开(公告)号：US12199318B2
公开(公告)日：2025-01-14
申请号：US18558301
申请日：2022-07-15
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.
Inventor： Haijun Yu , Yinghao Xie , Aixia Li , Changdong Li
Abstract: Disclosed is an orderly differentiated recycling and processing apparatus for waste batteries, including an apparatus housing, where several crushing cavities are arranged inside the apparatus housing along a length direction, crushing modules are provided inside each of the crushing cavities, servo cavities are provided inside the apparatus housing at both sides of the crushing cavities, several cutting modules are symmetrically arranged inside the servo cavities facing the crushing cavities, and a screen assembly is provided inside the apparatus housing below the crushing module.
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公开(公告)号：US20240367140A1
公开(公告)日：2024-11-07
申请号：US18681105
申请日：2022-07-29
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Haijun Yu , Aixia Li , Yinghao Xie , Xuemei Zhang , Yingsheng Zhong , Changdong Li
Abstract: Disclosed in the present invention are a wastewater adsorbent, and a preparation method therefor and the use thereof. The method comprises: mixing a carbon black powder and an ammonium salt solution, heating same for a hydrothermal reaction, followed by filtering, and washing the obtained filter residues with acid to obtain an ammonium-salt-modified carbon black; mixing and grinding a nickel-cobalt-manganese mixed salt and a sodium salt to obtain a mixture, mixing the mixture with an organic acid solution, evaporating same to remove water, subjecting same to a heating reaction in an inert atmosphere, and subjecting the reacted material to acid pickling to obtain a nickel-cobalt-manganese-sodium mixed salt; and mixing the nickel-cobalt-manganese-sodium mixed salt, the ammonium-salt-modified carbon black and a binding agent, and compacting, drying and heating same to obtain a multimetal-carbon-based adsorbent.
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3.发明授权公开(公告)号：US12132178B2
公开(公告)日：2024-10-29
申请号：US18558154
申请日：2022-07-15
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.
Inventor： Aixia Li , Haijun Yu , Changdong Li , Yinghao Xie
CPC classification number: H01M10/54 , B01F23/808 , B01F27/70 , B01F35/75455
Abstract: Disclosed is a stirring mechanism for extracting lithium from a waste liquid of a lithium iron phosphate battery, including a pedestal, a clamping jaw and a stirring mechanism; the stirring mechanism includes a first motor, a rotating member and a stirring member; the rotating member includes a second motor, a connecting end and a rotating shaft; the rotating shaft includes an inner shaft and an outer shaft; the stirring member includes a jaw-shaped connecting base, a separating frame, a material guide wheel and a collecting frame; the jaw-shaped connecting base is connected to an outside lower end of the outer shaft; the separating frame is connected to a bottom end of the jaw-shaped connecting base; the collecting frame is connected to a bottom portion of the separating frame; and the material guide wheel is fixed to a lower end of an inner cavity of the collecting frame and is connected with a bottom end of the inner shaft.
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公开(公告)号：US20240351909A1
公开(公告)日：2024-10-24
申请号：US18687314
申请日：2023-02-08
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Haijun Yu , Yinghao Xie , Aixia Li , Xuemei Zhang , Changdong Li
CPC classification number: C01G51/42 , C01G51/04 , H01M4/525 , C01P2004/03 , C01P2004/32 , C01P2006/12 , C01P2006/40 , H01M2004/028
Abstract: The present disclosure discloses a porous and spherical cobalt oxide particle and a preparation method therefor. The preparation method includes the following steps: (1) mixing a cobalt salt solution, thiourea, and urea to obtain a mixed solution; (2) heating the mixed solution obtained in step (1) to allow a reaction in an aerobic atmosphere; (3) conducting solid-liquid separation (SLS) to obtain a solid product, and subjecting the solid product to calcination in an aerobic atmosphere to obtain a calcined material; and (4) washing and drying the calcined material obtained in step (3) to obtain the porous and spherical cobalt oxide particle. The cobalt oxide particle prepared by the preparation method has a larger specific surface area (SSA), which can significantly improve a specific capacity of a battery.
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公开(公告)号：US12126015B2
公开(公告)日：2024-10-22
申请号：US18553067
申请日：2022-04-29
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Haijun Yu , Yinghao Xie , Aixia Li , Xuemei Zhang , Changdong Li
IPC: H01M4/485 , H01M4/36 , H01M4/505 , H01M10/0525 , H01M4/02
CPC classification number: H01M4/485 , H01M4/366 , H01M4/505 , H01M10/0525 , H01M2004/028
Abstract: A layered sodium ion battery positive electrode material and a preparation method therefor. The chemical formula of the layered sodium ion battery positive electrode material is NaxMnO2-a(MO4)a, wherein 0
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Patent Agency Ranking
公开(公告)号：US20240343602A1
公开(公告)日：2024-10-17
申请号：US18682147
申请日：2022-12-01
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Haijun Yu , Aixia Li , Yinghao Xie , Bo Li , Changdong Li
CPC classification number: C01G51/04 , C01P2002/54 , C01P2004/03 , C01P2004/04 , C01P2004/10 , C01P2006/12 , H01M10/54
Abstract: The present application belongs to the technical field of battery materials, and discloses an aluminum-doped needle-like cobaltosic oxide and a preparation method therefor. The preparation method comprises the following steps: mixing a waste battery powder and an amino acid, adjusting the pH until an alkaline state is reached, and subjecting same to solid-liquid separation to obtain an aluminum-removed battery powder and a first filtrate; adding an acid to the aluminum-removed battery powder, mixing same, and subjecting same to solid-liquid separation to obtain a cobalt-containing acid solution and a copper-containing slag; adding, in a dropwise manner, a templating agent to the cobalt-containing acid solution, then adding an alkali to adjust the pH, centrifuging same, and subjecting same to a heat treatment to obtain an aluminum-doped needle-like cobaltosic oxide.
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公开(公告)号：US20240343582A1
公开(公告)日：2024-10-17
申请号：US18684834
申请日：2022-11-15
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Maohua Feng , Changdong Li , Xingyu Wu , Dingshan Ruan , Baoye Liu
CPC classification number: C01B32/05 , H01M4/587 , C01P2004/03 , C01P2004/32 , C01P2004/62 , C01P2006/12 , C01P2006/40 , H01M2004/027
Abstract: The present disclosure discloses a method for preparing a porous microsphere carbon negative electrode material and an application thereof, the method comprising steps of: mixing plant fiber with a halogenated lithium salt to obtain a mixed solid, heating the mixed solid and introducing an oxidizing gas to obtain a pre-dissociated product; mixing the pre-dissociated product with a dissociation solution and heating for reaction to obtain a dissociated cellulose solution; and adding a hybrid to the dissociated cellulose solution to obtain a hybrid solution, spray-drying the hybrid solution to obtain a microsphere precursor, and heating the microsphere precursor in an inert atmosphere to obtain the porous microsphere carbon negative electrode material.
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公开(公告)号：US20240339688A1
公开(公告)日：2024-10-10
申请号：US18681884
申请日：2022-12-09
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP EV RECYCLING CO., LTD.
Inventor： Haijun Yu , Yinghao Xie , Aixia Li , Xuemei Zhang , Changdong Li
IPC: H01M10/54 , B09B3/40 , B09B3/70 , B09B101/16
CPC classification number: H01M10/54 , B09B3/40 , B09B3/70 , B09B2101/16
Abstract: The present disclosure discloses a method for recovering active material from waste battery by desorption, comprising steps of: reacting wound cores of cathode and anode current collectors of waste battery with carbon tetrachloride and chlorine to obtain remaining wound cores, a solution of aluminum chloride in carbon tetrachloride and a first desorption powder of cathode; soaking the remaining wound cores and the first desorption powder of cathode in water to obtain soaked wound cores, a lithium salt solution and a second desorption powder of cathode; and reacting the soaked wound cores with nitric acid to obtain a copper nitrate solution and a desorption powder of anode. The waste lithium-ion battery only needs to be discharged and disassembled, and no shredding process is required, which avoids steps of shredding and sorting, reduces equipment investment. In addition, cathode and anode materials can be effectively recovered, and the product has high economic value.
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9.发明公开公开(公告)号：US20240327950A1
公开(公告)日：2024-10-03
申请号：US18558151
申请日：2022-07-15
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.
Inventor： Aixia LI , Haijun YU , Changdong LI , Yinghao XIE
IPC: C22B3/02 , C22B26/12 , H01M4/58 , H01M10/0525 , H01M10/54
CPC classification number: C22B26/12 , C22B3/02 , H01M10/54 , H01M4/5825 , H01M10/0525
Abstract: Disclosed is a stirring mechanism for extracting lithium from a waste liquid of a lithium iron phosphate battery, including a pedestal, a clamping mechanism and a stirring mechanism; the clamping mechanism is movably connected to a bottom portion of the pedestal; the stirring mechanism is rotatably arranged between the pedestal and the clamping mechanism; the stirring mechanism includes a motor, a rotating member and a stirring member; the rotating member is rotatably arranged in a center of a fixed portion of the clamping mechanism, and the rotating member is obliquely arranged; the stirring member is detachably connected to a bottom portion of the rotating member; and the stirring member includes a connecting base, a separating hopper and a stirring wheel which are connected in sequence.
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10.发明授权公开(公告)号：US12091328B2
公开(公告)日：2024-09-17
申请号：US18564772
申请日：2022-08-31
Applicant: GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD. , HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD. , YICHANG BRUNP RECYCLING TECHNOLOGY CO., LTD.
Inventor： Yingsheng Zhong , Haijun Yu , Yinghao Xie , Aixia Li , Bin Li , Changdong Li
CPC classification number: C01G53/50 , H01M4/131 , H01M10/54 , C01P2002/01 , C01P2004/03 , C01P2004/04 , C01P2006/40
Abstract: Disclosed are a high-nickel sodium ion cathode material and a preparation method therefor and a battery, wherein a chemical formula of the high-nickel sodium ion cathode material is NaNiaCobMncO2·fCNP—Al/tMVOx, wherein a+b+c=1, 0.5≤a
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