earthplatform.com

Results 1 - 10 from 40 for mineral leaching in 0.390 sec.

BIOMINET Proceedings : Mining Effluent Technologies
(L.P. Visenti et al.) Technical Seminars A review of bioadsorption techniques to recover heavy metals from mineral-processing streams ... Poster Session: Determination of activity parameters in Thiobacillus ferrooxidans strains as criteria for mineral leaching efficiency. (I. Suzuki et. al.) Growth characteristics and effect of metals ...
www.nrcan.gc.ca

MDAG Case Study 17
(ARD) and metal leaching at minesites. To some, there would be no ARD without this organism. Numerous references point ... this in detail in a previous Internet Case Study, entitled Contribution of Bacteria to Sulphide-Mineral Reaction Rates in Natural Environments. Can the Gaia Theorem help to explain this? In our ...
www.mdag.com

EPA Ground Water & Drinking Water
Solids, Zinc. Scaling and sedimentation are other processes which have economic impacts. Scale is a mineral deposit which builds up on the insides of hot water pipes, boilers, and heat exchangers ... used to transport water. By controlling these factors, the public water system can reduce the leaching of metals such as copper, iron, and zinc from pipes or fixtures, as well as ...
epa.gov

Specialized Services - Mine Waste Management at CANMET-MMSL
Innovations in Mine Waste Management Program at CANMET Mining and Mineral Sciences Laboratories (MMSL) is to develop technologies or apply existing technologies to reduce ... drainage. Other areas of expertise: Abandoned mines; Environmental technologies for cold (northern) climates; Leaching characteristics of key metals (As, Sb, Se); Tailings dam stability; Novel prediction methods ...
www.nrcan.gc.ca

EJMP&EP -
SO2 leaching from three different grade of manganese ores, viz. high grade, medium grade and low-grade from Nishikhal deposit of Orissa have been undertaken. The influence of mineral fabric ... of SO2 in medium grade ore further attests the role of mineral fabric in metal recovery.
ejmpep.com

EJMP&EP -
M.I. Jeffrey1,* and C.G. Anderson2 1 Department of Chemical Engineering, Monash University, Vic, 3800, Australia 2 The Center for Advanced Mineral and Metallurgical ... in this system is sulfide, and polysulfide was ascertained to be the oxidant. The leaching reaction was determined to be chemically controlled, thus highly dependent on temperature. Other variables ...
ejmpep.com More from this site

Coal Combustion Products Partnership
K) Learn more about the C2P2 program. Final Report to Congress on Recovered Mineral Components Introductory letters to the Speaker of the House and the President of the ... Management Evaluation Model (IWEM) can be used as a predictive tool to accurately determine whether leaching from materials will result in significant changes in groundwater concentrations when the materials are reused ...
epa.gov

Groundwater Glossary: The Groundwater Foundation
Liquids that have percolated through a soil and that carry substances in solution or suspension. Leaching: The process by which soluble materials in the soil, such as salts, nutrients, pesticide ... system. Soil: The top layer of the Earth's surface, containing unconsolidated rock and mineral particles mixed with organic material. Soil moisture: Water contained in the aeration or unsaturated ...
groundwater.org

Internet Case Studies
Leaching of Nitrogen Species during Underground Mining Morin, K.A., and N.M. Hutt. 2008. Leaching of Nitrogen Species during Underground Mining. MDAG Internet ... Natural Environments Morin, K.A., and N.M. Hutt. 1998. Contribution of Bacteria to Sulphide-Mineral Reaction Rates in Natural Environments. MDAG Internet Case Study #9, www.mdag.com/case_studies/ ...
mdag.com

Leaching course
The aim of this policy is both to stimulate the usage of waste materials and to protect the soil and the surface water from pollution due to leaching ... has been introduced. Because of the complex nature of the leaching phenomena, this decree is accompanied by a set of ... to have insight in the underlying principles and theory of leaching, as well as an overview of the system in ...
iscowa.org