Patents Assigned to Indian Rare Earths Limited - Justia Patents Search

Patents Assigned to Indian Rare Earths Limited

Process of solvent extraction for separation of rare earth elements (REEs) through partial reflux of rare earths in solvent based on separation factor

Patent number: 10227676

Abstract: A process of solvent extraction for separation of rare earth elements (REEs) based on separation factor is provided. The method includes repeatedly contacting the REEs containing aqueous solution with a suitable solvent containing a diluent and/or a modifier and an REE as a partial reflux.

Type: Grant

Filed: July 14, 2017

Date of Patent: March 12, 2019

Assignee: Indian Rare Earths Limited

Inventors: Chandru Kumar Asnani, Padmanabhan Narayanan, Surya Kumar Siddhani, Deependra Singh