Archives: Metallurgy

Mineralogical data can be used across the entire mining value chain, from exploration to production, to build a detailed picture of a project, according to one of the world’s leading spectral mineralogy experts. Dr Sasha Pontual, who developed aiSIRIS – a cloud-based artificial intelligence spectral interpretation software for portable spectrometer data – told an IMDEX[…]

Jervois Mining says it plans to integrate a pressure oxidation leach (POX) circuit into the São Miguel Paulista nickel-cobalt refinery in Brazil. Jervois paid the first tranche towards its acquisition of SMP refinery in December after announcing plans to acquire the refinery in September 2020. The acquisition aims to complement its 100%-owned Idaho Cobalt Operations[…]

Newlox Gold Ventures Corp’s affiliate has reported what it says are “excellent results” from Stage 1 testing of the new Organic Aqua Regia (OAR) gold leaching technology on high-grade gold ore samples. Newlox Research and Development Corp’s final analysis of the results from Stage 1 testing indicated not only is a gold recovery of 94.68%[…]

Boston Metal has raised $50 million in Series B funding to further accelerate industrial-scale deployments of its molten oxide electrolysis (MOE) technology towards emissions-free steel. The financing was led by Piva Capital, BHP Ventures, and Devonshire Investors. Boston Metal’s MOE technology uses electricity to transform metals from a raw oxide form into high-purity molten metal[…]

Curtin University researchers say they have improved their award-winning glycine leaching technology by “significantly enhancing” the leaching rates for gold ore by using a low concentration of a strong oxidising agent known as potassium permanganate. The Curtin team is currently working with minerals industry partner, Mining and Process Solutions Pty Ltd (MPS), to commercialise the[…]

Metso Outotec has signed a contract to deliver a complete package of key process equipment for a greenfield zinc plant in the Chelyabinsk region in Russia. The contract value of approximately €100 million ($122 million) has been booked in Metso Outotec’s Decemeber quarter order intake, a quarter of which will be booked in Minerals segment[…]

Engineers at the Donskoy Ore Mining and Processing Plant of JSC TNC Kazchrome, in Kazakhstan, have successfully completed trials of a first-of-its-kind industrial flotation technology to increase the enrichment of chrome oxide-bearing tailings, Eurasian Resources Group reports. Kazchrome, the world’s largest high-carbon ferrochrome producer by chrome content with a total resource base of over 200[…]

Dundee Sustainable Technologies has entered into a Technology Transfer Licensing Agreement with Newmont for the use of DST’s cyanide-free gold extraction technology, known as the CLEVR Process™. DST has been in ongoing discussions and technology review with Newmont regarding its CLEVR gold extraction process to evaluate and quantify its applicability on projects selected by Newmont.[…]

Metso Outotec has been awarded a landmark contract by PJSC MMC Norilsk Nickel to modernise one of the company’s two existing smelting lines at their Nadezhda Metallurgical Plant in Norilsk, Russia. The contract value is approximately €90 million ($110 million), and the order has been booked in Metso Outotec’s December quarter 2020 order intake. Metso[…]

Metso Outotec says it is reorganising its Metals business as part of an earlier announced turnaround program. The target is to create an operational model for Metals capital and services that “suits the scale and nature of the business today” and meets the specific demands of the Metals refining segment customer base, it said. Jari[…]