Inventor

Changdong LI

Inventor

CN

Overview

2022–2026

Patent span

Chemistry

Primary field (CPC C)

Patents· 88 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Mprimary

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy16%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management10%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds8%

C01GCompounds containing metals not covered by subclasses c01d or c01f7%

C22BProduction and refining of metals7%

Y02PClimate change mitigation technologies in the production or processing of goods5%

C01BNon-metallic elements4%

B09BDisposal of solid waste not otherwise provided for3%

B01DSeparation2%

PatentTitleYear

12,595,962Cathode material drying device and cathode material drying production line2026 12,586,789Recycling method of ternary material micropowder, and use thereof2026 12,570,474Battery conveyor belt2026 12,559,379Wet process for recovering valuable metals from lithium battery2026 12,562,384Preparation method and use of high-performance modified lithium-nickel- manganese-cobalt oxide (LNMCO) nickel 55 material2026 12,531,242Doped lithium iron phosphate encapsulated in ligand, and preparation method therefor and use thereof2026 12,525,662Method for recycling and treating electrolytic solution of lithium ion battery2026 12,498,220Multi-field integrated monitoring system and method for reservoir landslide water-level-fluctuation zone2025 12,449,199Device and method for safe aluminium residue storage2025 12,428,312Preparation method of Ni-Rich ternary precursor and use thereof2025 12,404,064Fixing assembly and fixing device2025 12,401,026Method for preparing silicon-carbon composite anode material and use thereof2025 12,383,932Ultrasonic vibrating screen2025 12,374,741Dustproof safety feeding device for power battery black powder acid leaching and feeding2025 12,327,859Method for coating lithium nickel cobalt manganese oxide cathode material2025 12,308,403Apparatus for efficiently pretreating and recycling waste battery2025 12,252,414Method for preparing ternary cathode precursor material with low sulfur content and high specific surface area2025 12,246,327Underwater crushing mechanism for aluminum housing battery2025 12,234,153Method for preparing graphene-based sodium ion battery negative electrode material2025 12,202,739Manganese-doped cobaltosic tetroxide and preparation method and application thereof2025 12,206,094Silicon-carbon composite anode material, and preparation method and use thereof2025 12,202,023Disassembling mechanism for waste battery module2025 12,195,347Method for regulating particle size of Prussian white2025 12,199,283Method for directly preparing nickel sulfate from low nickel matte, nickel sulfate and application thereof2025 12,199,318Orderly differentiated recycling and processing apparatus for waste batteries2025 12,187,630Treatment method of wastewater containing ferricyanide complex and oxalate2025 12,183,900Method for recovering waste lithium cobalt oxide battery2024 12,172,914Reflux unit and sewage treatment system2024 12,170,372Nitrogen-doped hollow cobaltosic oxide and preparation method and use thereof2024 12,162,753Preparation method for nano ferric phosphate with low sulfur content2024 12,166,189Disassembling and discharging device for battery recycling2024 12,157,676Preparation method for zinc manganate negative electrode material2024 12,136,714Method for selectively extracting lithium from retired battery and application of method2024 12,132,178Stirring mechanism for extracting lithium from waste liquid of lithium iron phosphate battery2024 12,126,015Layered sodium ion battery positive electrode material and preparation method therefor2024 12,116,651Stirring mechanism for extracting lithium from waste liquid of lithium iron phosphate battery2024 12,113,215Preparation method for Prussian blue sodium-ion battery positive electrode material2024 12,110,231Expanded graphite and preparation method therefor2024 12,107,245Method for recycling lithium iron phosphate waste battery2024 12,098,072Lithium iron phosphate material and preparation method therefor2024 12,098,442Method for enriching lithium from lithium clay2024 12,095,058Method for preparing copper-based negative electrode material by using waste battery2024 12,091,328High-nickel sodium ion positive electrode material and preparation method therefor and battery2024 12,095,085Preparation method of tin-based lithium cobaltate precursor and use thereof2024 12,083,533Separating mechanism for magnetic foreign matter in sintering slurry of lithium ion battery2024 12,077,373Gas absorption box2024 12,062,765Method for extracting lithium from waste lithium battery2024 12,057,560Pickling-free recovery process of battery electrode sheet2024 12,043,882Method for safely oxidizing and roasting neodymium-iron-boron powder and application thereof2024 12,046,726Method for repairing waste silicon-carbon material and application thereof2024 12,027,683Recovery processing method for spent battery electrode plate2024 12,027,682Method for preparing refractory material from waste battery residues, and use of refractory material2024 12,017,927Method for preparing nickel sulfate using low-nickel ferronickel2024 12,018,346Method for extracting valuable metal from low-matte nickel converter slag2024 12,012,331Preparation method of porous sodium iron phosphate used as sodium ion battery cathode material2024 12,009,492Method for recycling and preparing positive electrode material from waste lithium iron phosphate batteries2024 12,006,227Nickel-iron wet treatment method and application thereof2024 12,007,230Packaging structure of flexible sensing strip for monitoring large deformation at deep position of sliding mass and monitoring method2024 12,000,012Method for extracting nickel from high matte nickel leaching residue2024 11,986,794Preparation method for and use of lithium silicate-based adsorbent2024 11,984,596Rod-shaped sodium ion positive electrode material, preparation method therefor and application thereof2024 11,981,976Method for purifying nickel-cobalt-manganese leaching solution2024 11,958,743Method for preparing lithium iron phosphate by recycling waste batteries2024 11,952,289Method for preparing nickel sulfate from nickel-iron-copper alloy2024 11,952,288Method for producing battery-grade nickel sulfate by using laterite nickel ore2024 11,938,525Reaction kettle cleaning device2024 11,939,230Metal sulfide negative material of sodium ion battery and preparation method thereof2024 11,942,643Doped sodium vanadium phosphate and preparation method and application thereof2024 11,931,614Fire-extinguishing agent capable of extinguishing combustion of aluminum slag, and preparation method therefor and use thereof2024 11,931,722Preparation method for carbon dioxide capture agent, and application thereof2024 11,931,852Device for cutting connection of multi-piece module electrode2024 11,894,531Method for recovering lithium battery slurry and device for recovery of same2024 11,888,145Ternary single crystal positive electrode material, preparation method therefor and use thereof2024 11,876,209Pre-lithiated lithium ion positive electrode material, and preparation method therefor and use thereof2024 11,872,595Wet sorting process for waste lithium battery and application thereof2024 11,870,095Method for treating waste diaphragm paper of lithium battery2024 11,859,974Unmanned system and method for monitoring lateral deformation of landslide based on inertial measurement2024 11,840,918Manual/automatic non-electric-connection borehole clinometer and measurement method2023 11,837,734Oxygen reduction catalyst employing graphite of negative electrode of waste battery, and preparation method therefor2023 11,828,162Arrangement device for integrated sensors at deep position of sliding mass and monitoring method2023 11,802,055Method for preparing lithium nickle cobalt manganese oxide by reverse positioning of power battery and use thereof2023 11,760,655Method for recycling iron and aluminum in nickel-cobalt-manganese solution2023 11,719,838Array-type underwater apparatus and method for monitoring deformation of reservoir landslide2023 11,572,781Arrangement device for multiple sensors outside borehole of sliding mass and arrangement method2023 11,536,861Three-dimensional net-type monitoring system and method for underwater landslide deformation2022 11,501,623Arrangement apparatus for multiple integrated sensors in deep position of sliding mass and arrangement method2022 11,499,852Device for monitoring underwater surface overflow seepage of landslide and monitoring method2022 11,319,810Monitoring device for deformation of locked patch crack of rock slope and arrangement method2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2025Patents assigned to UNIV CHINA GEOSCIENCES WUHAN (11)· patent assignee history

2022–2026Based in CN· patent location history

2023–2026Patents assigned to HUNAN BRUNP RECYCLING TECH CO LTD (77)· patent assignee history

2023–2026Patents assigned to GUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD (76)· patent assignee history

2023–2026Patents assigned to HUNAN BRUNP EV RECYCLING CO LTD (43)· patent assignee history

2023–2025Patents assigned to HUNAN BRUNP VEHICLES RECYCLING CO LTD (11)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HUNAN BRUNP RECYCLING TECH CO LTD	77	2023–2026
GUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD	76	2023–2026
HUNAN BRUNP EV RECYCLING CO LTD	43	2023–2026
HUNAN BRUNP VEHICLES RECYCLING CO LTD	11	2023–2025
UNIV CHINA GEOSCIENCES WUHAN	11	2022–2025

Locations

Location	Patents	Span
CN	88	2022–2026