Notícias da indústria
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Dez maneiras de melhorar a eficiência de moagem do seu moinho de bolas
Ten Ways to Improve the Grinding Efficiency of Your Ball Mill There are a lot of problems that most mineral processing plant will meet when operating the ball mill, such as low grinding efficiency, low processing capacity, high energy consumption, unstable product fineness of the ball mill. So h...Consulte Mais informação -
Para que serve um moinho de bolas?
What is a ball mill used for? A ball mill is a type of grinder used to grind, blend and sometimes for mixing of materials for use in mineral dressing processes, paints, pyrotechnics, ceramics, and selective laser sintering. It works on the principle of impact and attrition: size reduction is d...Consulte Mais informação -
Curvas de emissão de carbono para minério de ferro, cobre, carvão metalúrgico e níquel
Carbon emission curves for iron ore, copper, met coal and nickel Skarn Associates is pleased to announce the first release of its Carbon Emission Curves for the mining industry. These curves and underlying mine-by-mine data are available for iron ore, copper, nickel and metallurgical coal...Consulte Mais informação -
Ações da PolyMet disparam com decisão judicial sobre licença de água
PolyMet stock skyrockets on court decision over water permit Shares of PolyMet (NYSE: PLM) skyrocketed more than 75% during Friday’s morning session after a Ramsey County District Court judge found that Minnesota regulators did not break permitting rules for the company’s proposed co...Consulte Mais informação -
Vale fechará mina da Nova Caledônia com saída de comprador
Vale to shut New Caledonia mine as buyer walks away Vale (NYSE: VALE) is preparing to potentially shut down its nickel and cobalt operations on the Pacific island of New Caledonia after failing to reach an agreement on the asset’s sale with Australia’s New Century Resources (ASX: NCZ...Consulte Mais informação -
Preço do zinco entrará em declínio estrutural de longo prazo em 2021 – relatório
Zinc price to enter long term structural decline in 2021 – report Zinc prices will edge higher over the remainder of 2020, continuing a strong rebound from the lows posted during the initial covid-19 outbreak, according to Fitch Solutions’ latest industry report. Zinc prices fell by ...Consulte Mais informação -
Valor do negócio de mineração cai mais de US $ 18 bilhões devido à pandemia
Mining deal value down over $18bn due to pandemic Global mining deal value, suffering from an unanticipated shock from the covid-19 pandemic, fell by over $18 billion when compared to the first half of 2019 to $46.6 billion in the first half of 2020, GlobalData reports. The global ec...Consulte Mais informação -
Petra Diamonds acusada de abusos de direitos humanos na Tanzânia
Petra Diamonds accused of human rights abuses in Tanzania Struggling Petra Diamonds (LON:PDL), which put itself up for sale in June, is facing allegations of human rights abuses at its Williamson mine in Tanzania resulting from the actions of its security guards. The South African co...Consulte Mais informação -
OceanaGold prolonga a vida útil da mina e aumenta as reservas em Macraes
OceanaGold extends mine life, boosts reserves at Macraes OceanaGold (TSX, ASX: OGC) is extending the mine life at its Macraes operation on the South Island of New Zealand by at least seven years, the miner announced Thursday. The Macraes operation — comprising a series of open-pit mi...Consulte Mais informação -
BHP vai minerar carvão australiano usando energia mais verde
BHP to mine Australian coal using greener energy BHP (ASX, LON, NYSE: BHP) said on Tuesday it had inked a deal to support the development of new solar and wind farms in Australia’s Queensland state as part of a company-wide effort to use more renewable energy. The miner, which runs n...Consulte Mais informação -
BHP fica aquém do lucro esperado, alerta para desaceleração do crescimento fora da China
BHP falls short of expected profit, warns of slowing growth outside China BHP Group on Tuesday said it expects most major world economies except China to bear the brunt of a coronavirus-led downturn this year, reporting a 4% drop in annual profit that missed analysts’ estimates. Whil...Consulte Mais informação -
Barrick luta contra movimento de PNG para conceder arrendamento de Porgera a mineradora apoiada pelo estado
Barrick fighting PNG move to grant Porgera lease to state-backed miner Canada’s Barrick Gold (TSX: ABX) (NYSE: GOLD) said it would challenge the Papua New Guinea (PNG) government’s reported move to grant a 20-year lease for the Porgera gold mine to a state-backed firm. The world’s se...Consulte Mais informação
