MUMBAI, India, Sept. 28 -- Intellectual Property India has published a patent application (202621038877 A) filed by Sage Green Industries Pvt Ltd on March 29, 2026, for A Method For Recovery Of Nickel From Lithium-Ion Batteries Scrap.
Inventor includes Khurana, Karan.
The application for the patent was published on September 25, 2026, under issue no. 39/2026.
Abstract: The present invention provides an advanced electrowinning methodology for direct recovery of high-purity metallic nickel ( 99.8%) from battery-derived nickel sulphate solutions, integrated with upstream hydrometallurgical processing through a novel closed-loop acid recycling system. The electrowinning cell operates under precisely controlled parameters: temperature 60-80°C...