Archives: Comminution of minerals

Earlier this year, IM Editorial Director Paul Moore had the chance to visit the Remote Monitoring Center for Gold Fields’ Salares Norte gold mine in Chile with Reynaldo Martinez, Asset Management and Operational Performance Manager. The centre is in downtown Santiago, some 1,500 km from the mine and plant. The first gold was produced on March[…]

At the upcoming MINExpo 2024 event in Las Vegas next month, DeZURIK will showcase a number of pinch valves and knife gate valves, all specifically engineered for the harsh conditions experienced in mining. The acquisition of Red Valve in 2021 greatly enhanced DeZURIK’s offerings in the mining industry, particularly the addition of Red Valve’s pinch[…]

ABB has developed a new tool within its ABB Ability™ Predictive Maintenance for Grinding (PMG) platform, designed to make troubleshooting and diagnostics in mineral processing faster and more efficient than ever before, it says. Traditionally, troubleshooting for grinding technology has required the on-site presence of an engineer or a direct remote access to the plant[…]

Molycop has opened a new SAG Ball line in Cilegon, Indonesia, that will double its SAG Ball production capacity from 50,000 t to 100,000 t. The new line positions Molycop to meet the region’s increasing demand with greater efficiency and reliability. In a significant achievement, the production line also achieves a local content certification of[…]

St Barbara Ltd says that results of the current testwork program have allowed the early selection of the Saleable Concentrate Flowsheet option for the Simberi Sulphides Expansion, three months ahead of schedule. The expansion project has the potential to extend the life of mine by at least 10 years. The Simberi Operations consist of an[…]

Weir Group PLC has been awarded a contract to provide industry-leading energy efficient, sustainable solutions to the Reko Diq copper-gold project, the 50% owned greenfield development by Barrick Gold Corporation. The Tier 1 copper project is located in the Chagai district of Balochistan in Pakistan and is targeting first production in 2028 with an estimated[…]

Weir has been awarded the contract to supply a large ø2.4m x 2.25 m Enduron® HPGR (high-pressure grinding rolls) for De Grey Mining’s flagship Hemi gold project in the Pilbara of Western Australia. Hemi has a mineral estimate of 10.5 Moz and at full capacity, the processing plant will have a nameplate throughput of 10[…]

Chris Carpenter, VP of Technology for Weir ESCO®, is on a crusade to educate the mining industry on the importance of orebody knowledge. As an executive with more than 35 years of experience and 40 patents to his name, he has heard numerous stories about “sub-optimal operational decisions” being made at mine sites due to[…]

Metso says it has been awarded an order to deliver grinding mills to an African copper mining project, with the order representing approximately €20 million ($22 million) of business. Metso’s scope of delivery consists of energy-efficient HIGmill™ high-intensity stirred mills with auxiliary equipment and services, it says. The OEM has experience with over 8,000 grinding[…]

Metso has signed a comprehensive frame agreement with Barrick Gold Corp’s Reko Diq Mining for key process equipment deliveries to the company’s greenfield copper-gold project in the province of Balochistan in Pakistan. Reko Diq is one of the largest undeveloped copper-gold deposits in the world. The gross value of the various Metso equipment packages under[…]