Intellectual Property India Publishes Patent Application for A Process For Simultaneous Production Of Potassium Sulphate, Mixed Rare Earth Oxides And Supplementary Cementitious Silicate Material From Nepheline Syenite And Phosphogypsum

MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202631123732 A) filed by C. V. Raman Global University on October 15, 2026, for A Process For Simultaneous Production Of Potassium Sulphate, Mixed Rare Earth Oxides And Supplementary Cementitious Silicate Material From Nepheline Syenite And Phosphogypsum.

Inventors include Dr Jayashree Samantray; and Dr Amit Anand.

The application for the patent was published on October 23, 2026, under issue no. 43/2026.

Abstract: The present invention relates to an integrated hydrometallurgical process for the simultaneous production of potassium sulphate, mixed rare earth oxides and a supplementary cementitious silicate material from nepheline syenite and phosphog...