MUMBAI, India, June 13 -- Intellectual Property India has published a patent application (202311083335 A) filed by Council Of Scientific And Industrial Research, New Delhi, on Dec. 6, 2023, for 'complete process for recycling spent/waste li-ion batteries by hydrometallurgy.'
Inventor(s) include Nayaka Girish Praveen; Purnima Rawat; and Shivamurthy Bogalera Papaiah.
The application for the patent was published on June 13, under issue no. 24/2025.
According to the abstract released by the Intellectual Property India: "The present invention relates to a field of recycling and waste management. Specifically, the present invention relates to a process of recovery/extracting of essential metal and non-metal components from waste or spent batteries, the recovery is done using all or wjavascript:WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions("ctl00$ctl00$ContentPlaceHolder1$ContentPlaceHolder2$btnSave", "", true, "A", "", false, true))hole parts of said waste batteries. Specifically, the invention relates to recovery/extracting of essential metal and non-metal components from waste or spent batteries comprising multiple steps of aqua leaching, evaporative crystallization, and treating with different solvent(s)/solution(s), acids and/or bases, to obtain essential metal and non-metal components."
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