MUMBAI, India, Oct. 5 -- Intellectual Property India has published a patent application (202647114399 A) filed by Umicore on September 24, 2026, for Environmentally Benign Method For Removing Uranium And/Or Scandium From Nickel- And/Or Cobalt-Containing Resources.
Inventors include Verdickt, Werner; Vereycken, Willem; and Roosen, Joris.
The application for the patent was published on October 02, 2026, under issue no. 40/2026.
Abstract: The present invention concerns an environmentally benign method for removal of uranium and/or scandium from nickel- and/or cobalt-containing resources, comprising the steps of: i. leaching a solid material feed comprising uranium and/or scandium, and at least 20 wt% of at least one of nickel and cobalt, with a mineral acid in an aqueous medium, thereby obtaining a leachate solution comprising uranium and/or scandium ions, and at least one of nickel ions and cobalt ions, ii. precipitating at least in part uranium and/or scandium, by adding a phosphate compound and bringing the pH of said leachate solution to at least 2.5, and separating the precipitate from the aqueous medium; iii. extracting the remaining uranium and/or scandium, from the aqueous filtrate obtained in step ii. into an organic phase comprising an extractant and a diluent, thereby obtaining an aqueous raffinate comprising at least one of nickel ions and cobalt ions.
Disclaimer: Curated by HT Syndication.
