MUMBAI, India, July 25 -- Intellectual Property India has published a patent application (202517046788 A) filed by African Rainbow Minerals Limited, Johannesburg, on May 15, for 'process for the oxidative pre-melting and smelting of a metalliferous feedstock material-containing agglomerate.'
Inventor(s) include Visser, Marius; Zietsman, Johannes Hendrik; Sweeten, Nicole Jane; and Bouwer, Petrus Hendrik Ferreira.
The application for the patent was published on July 25, under issue no. 30/2025.
According to the abstract released by the Intellectual Property India: "The invention relates to a process for the smelting of a manganese-containing feedstock material utilising oxidative pre-melting, the process comprising the steps of: feeding agglomerates comprising a manganese-containing feedstock material to a reactor 12 and forming a packed bed 14 of the agglomerates in the reactor 12; feeding a hot oxidizing gas into the reactor 12 and passing the hot oxidizing gas through the packed bed 14 of agglomerates to form an oxidized fluid material comprising a liquid phase; channeling the fluid material to flow from the reactor 12 into an electrothermal furnace 26; adding a reductant to the fluid material in the electrothermal furnace 26 to form a manganese metal product, a slag product and a CO-containing gas; and combusting the CO-containing gas to form the hot oxidizing gas and feeding the hot oxidising gas back to the reactor."
The patent application was internationally filed on Dec. 13, 2022, under International application No.PCT/IB2022/062116.
Disclaimer: Curated by HT Syndication.
