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 Thermo Fisher Scientific releases ARL SMS-3500 automated spectrometerThursday, November 12, 2009Thermo Fisher Scientific has released the ARL SMS-3500 automated optical emission and X-ray fluorescence spectrometers, designed for the mining and metals industries. read more » Thermodynamics of selective roasting of arsenic from tennantite containing copper concentratesMonday, November 09, 2009Australia exports ~ 3 millions of tpa of base metals in form of concentrate and refined metals. Base metal ores contain low levels (1- 104 ppm) of toxic/hazardous elements (As, Sb, Bi, Cd, Hg, Se, Te, Po, Th, U, ..). Smelters impose treatment charges and penalty payment on minor elements in concentrates and reject those beyond the level they can safely process. read more » Water: Coalbed methane decision adds salt to Montana farmers' wounds Tuesday, November 03, 2009Roger Muggli has worked his family's 1,700-acre farm in east Montana almost the entire length of his 61 years, and he considers the nearby Tongue River to be the very lifeblood of his alfalfa and barley crops. But three years ago, something happened to the river's water, Muggli said, as routine irrigation began turning the Custer County farm's once-rich soil the consistency of mayonnaise. read more » U.S. water use down but migration to West a concernFriday, October 30, 2009Steady migration to the hot and dry Western states along with water use by coal and nuclear plants are undermining conservation efforts that have kept U.S. water use steady in recent years, a study said on Thursday. read more » Chemical optimisation and sustainability in flotationWednesday, September 30, 2009The depletion of mineral resources associated with the cost and limited availability of water and energy is putting pressure on the industry to optimise its processes, especially concentration by flotation, Ricardo Capanema reports. read more » |
