Tailings dam
LONG TERM RISKS OF TAILINGS DAM FAILURE
... "According to the current ICOLD guidelines, large dams have to be able to withstand the effects of the so-called maximum credible earthquake (MCE). This is the strongest ground motion that could occur at a dam ...
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GEOPHYSICAL-GEOTECHNICAL INVESTIGATION OF AN OLD TAILINGS DAM FROM A MINE IN THE PERUVIAN HIGHLAND
... A tailings dam is designed to operate under steady state flow ...the tailings deposit. The mine has an old tailings dam, where the electrical method was used by tomography to delineate ...
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Mineração através do beneficiamento à seco em canaã dos Carajás-Pa: alternativa para a barragem de rejeitos / Mining through dry processing in canaã dos Carajás-Pa: alternative to the tailings dam
... Braz. J. of Develop., Curitiba, v. 6, n. 10, p. 80788-80800, oct. 2020. ISSN 2525-8761 periodicals. The Vale SA Company was chosen in this research because it developed this technology in Minas Gerais and Pará. In the ...
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GEOPHYSICAL METHODS FOR BR TAILINGS DAM RESEARCH AND MONITORING IN THE MINERAL COMPLEX OF TAPIRA - MINAS GERAIS, BRAZIL
... BR dam at Tapira mining complex in Minas Gerais state, Brazil, had as main objective to develop a research geophysical methodology complementary to the existing conventional monitoring ...BR dam ...
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Biodegradation studies on fatty amines used for reverse flotation of iron ore
... the tailings dam led to the identification of the bacterial species Serratia marcescens as the microor- ganism responsible for degradation, while in laboratory flotation conditions, a strain of Enterobacter ...
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Rev. Esc. Minas vol.66 número4
... Compaction Penetrometer) can be used during construction for compaction con- trol of an iron ore tailings dam, raised by the upstream method. Such apparatus be- longs to the category of penetrometers and is ...
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REPOSITORIO INSTITUCIONAL DA UFOP: Iron ore tailings dry stacking in Pau Branco mine, Brazil.
... the tailings, eliminating the need of the currently used tailings ...dried tailings and mine waste will follow the project primarily developed for thickened tailings of Pau Branco ...
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Use of the DCP test for compaction control of staged dikes in mining tailings dams Uso do ensaio DCP para controle de compactação de alteamentos em barragens de rejeitos de mineração
... Compaction Penetrometer) can be used during construction for compaction con- trol of an iron ore tailings dam, raised by the upstream method. Such apparatus be- longs to the category of penetrometers and is ...
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Carlos Carvalho Niels Arne Dam Jae Won Lee
... Hence, on these grounds, one could imagine imposing alternative empirical distributions of price rigidity derived from micro data (e.g., with and without sales), estimating the other par[r] ...
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Phytoplankton composition of Sazlidere Dam lake, Istanbul, Turkey
... Sazlidere Dam did not have rich species variation except some dominant ...Sazlidere Dam consisted of centric and pennate diatoms, Chlorococcales members and blue-green ...Sazlidere Dam lake was ...
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Mosquito population dynamic (diptera: culicidae) in a eutrophised dam
... This study observed the mosquito population in a rural eutrophised dam. Larvae of L3 and L4 stages and pupae were dipped out during twelve month collections and the reared to the adult stage for identification. ...
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Arq. NeuroPsiquiatr. vol.54 número3
... Rõntgen, após sua praticamente única entrevista publica com Dam, se calaria sobre as circunstâncias de sua descoberta até sua morte, não tocando neste assunto nem mesmo com seus mais í[r] ...
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The Impact of Mining Activity upon the Aquatic Environment in the Southern Apuseni Mountains
... the tailings settling ponds situated in valleys is also recommended, to receive the slope runoff, avoiding this way the transportation of industrial detritus and of noxes into the fluvial ...the tailings ...
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TREATMENT OF ACID EFFLUENTS FOR THE REMOVAL OF MANGANESE AND HEAVY METALS ASSOCIATED WITH EFFLUENTS FROM THE COAL MINING THROUGH THE PROCESSES OF FLOCULATION AND FLOTATION BY DISSOLVED AIR
... da DAM apenas com aplicação da etapa de neutralização não são suficientes para a remoção total dos metais tóxicos presentes nesse tipo de efluente, por duas razões principais: uma, a ampla faixa de varia- ção de ...
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Bioleaching of copper from old flotation tailings samples (Copper Mine Bor, Serbia)
... Water from the Lake Robule (100 mL was poured into each of three 250-mL conical flasks and 5 g of different samples of flotation tailings were added to each flask. The flasks were labeled S-10, S-15 and S-20, ...
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REPOSITORIO INSTITUCIONAL DA UFOP: Studies on the use potential of iron ore tailings as alternative raw material in manufacture of ceramic and hydraulic tiles.
... as tailings and disposed of in containment dams that are liable for considerable environmental impact and human hazard in case of ...ore tailings and help mitigate the negative impact of ...
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COMPOSITION AND ECOLOGICAL DIVERSITY OF THE ICHTHYOFAUNA FROM THE NAMORADOS DAM, SEMI ARID REGION OF PARAÍBA, BRAZIL
... Most individuals collected in the Namorados Dam, mainly in the dry season, represented the order of the Characiformes, corroborating with the results found by Cardoso et al. (2012), in pools of an intermittent ...
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art fjstabosa elasticidades
... Diante dessas evidências, recomen- dam-se, principalmente, políticas com foco na redução da desigualdade para reduzir a pobreza nos estados da região Nordeste do Brasil, uma vez que [r] ...
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Estatuto da Criança e do Adolescente: a visão dos trabalhadores sobre sua prática.
... li- dam com crianças e adolescentes no Município de São Carlos, o Conselho Tutelar é ainda a grande referência quan- do indagados sobre as transformações que os atingiram pós ECA, revelando que o Objeto de atenção ...
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DIETA CETOGÊNICA PARA PACIENTES ADULTOS: UM GUIA PRÁTICO
... Na DAM, a relação de ingesta entre lipídeos, proteínas e carboidratos é de 1:1 (5) ...Na DAM não é necessário internação hospitalar ou jejum prévio, não requer pesagem dos alimentos, não há restrição ...
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