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gold tailings recovery for bentonite in sudan

hassai gold mine - mining technology

the hassai gold mine is an open pit mine located in the red sea hills desert in north-eastern sudan approximately 50km from khartoum it is the only gold in the first phase a carbon-in-leach cil plant will be constructed to treat the open pit resources and the collected tailings on the property the second phase will

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artisanal mining in sudan - opportunities challenges - unctad

nov 26 gold production current challenges facing artisanal mining sub-sector impact of artisanal gold production on the socio-economic life in sudan 2 12 small scale - 43 tailings processing 34 6 15 other statistics of minerals production in sudan source ministry of minerals report-

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performance of polymer-enhanced bentonitesand mixture for

nov 23 experiments conducted over a 4 year period on a polymer-enhanced bentonitesand mixture pebsm used as cover for gold mine tailings are reported the effect on pebsm hydraulic conductivity k of subgrade porewater chemistry subgrade water content and confining stress are investigated results

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re-processing gold tailings in south africa - sgs

abstract the technical and economic feasibility or re-processing hundreds of millions of tons of tailings in a number of historic gold tailings dams in the witwatersrand area of south africa is being investigated the objective is to recover uranium and residual gold from the tailings as well as to oxidize the sulphides to

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from tailings to treasure? miners make money reprocessing

may 7 drd gold one of the first south african companies to abandon traditional mining to focus on extracting gold from tailings new technology allows it to recover up to 40 of the gold left in particle form in tailings drd gold extracted 33 ounces of gold worth nearly us 40 million in the last quarter of

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tunnelling underground works cde global

maximise bentonite recovery and water recycling in tunnelling and underground works with a cde system

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