Dec 28 32 Gold and other metals are found in black shale usually in quantities too small to mine economically using the old methods but that is all changed with the introduction of a process called bioextraction that is closely related to bioremediationThe author has actually use this technique in his environmental consulting business to remediate industrial sites that were contaminated with heavy The copper miner is KGHM Polska Miedz SA Poland sees its shale resources as way to become competitive on the European energy market “Production of shale gas will facilitate ensuring
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The role of indigenous microorganisms in the biotransformation of refractory organic rich copper bearing black shale ore Kupferschiefer was confirmed in laboratory experiments The persistent shale’s organic matter was utilized by a mixture of bacterial strains as the sole carbon and energy source and bacterial growth was accompanied by chemical and structural changes of black shalecopper deposits form in a rift environment as for example in the Keweenaw peninsula Mich large deposits of native copper are present in vesicular basalt flows Model 23 Cox and Singer Potential environmental concerns Surface disturbance Mines including open pits and mineral processing facilities occupy areas ranging from a few
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Abstract Stratigraphic and petrographic characteristics of the Creta copper shale deposit in the Flowerpot Shale of southwestern Oklahoma are compared with the betterknown Rudna deposit in the Kupferschiefer of south western PolandProcessing copper ores with high carbon shale Froth Flotation I am processing copper ores with high carbon content shale but that does not affect the recovery of copper and can prevent flotation of coMIM Cu Concentrator utilises a prefloat circuit to remove talc
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Abstract Stratigraphic and petrographic characteristics of the Creta copper shale deposit in the Flowerpot Shale of southwestern Oklahoma are compared with the betterknown Rudna deposit in the Kupferschiefer of south western PolandBioleaching of metals from Polish black shale in neutral medium 277 process duration Figure 1 In the last day of studies the concentration of Cu2 ions reached 75 mg/dm3 24 The maximum concentration of copper 90 mg/dm3 was found in the 28th day of the leaching at 40oCWe were able to extract 2 8 copper
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BIOLEACHING OF COPPER FROM BLACK SHALE ORE USING MESOPHILIC MIXED POPULATIONS IN AN AIR UP LIFT BIOREACTOR copper mining site in Lubin Poland The samples The process is net acid Polish copper ores mined from sedimentary deposits is the principal reasons for copper silver and other metals losses to flotation tailings Łuszczkiewicz The presence of shale creates additional technical economical and ecological issu The selective liberation of fine metals bearing particles from the host matrix would be
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SEDIMENT HOSTED COPPER DEPOSITS SSC Characterized by a prominent copper rich zone in a red and grey bed sedimentary sequence includes Redbed Copper and Volcanic Redbed typ BACKGROUND nd 20 25 of the world’s Cu production 2 only to porphyry Cu significant Co Central Africa Pb Poland Sediment Hosted Copper Deposits of the World Deposit Models and Database By Dennis P Cox1 David A Lindsey2 Donald A Singer1 Barry C Moring1 and Michael F Diggles1 Including Descriptive Model of Sediment Hosted Cu 30b1 by Dennis P Cox1 Grade and Tonnage Model of Sediment Hosted Cu by Dennis P Cox1 and Donald A Singer1 Descriptive Model of Reduced Facies Cu 30b2 By
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In the Polish State Geological Institute put extractable shale gas deposits at between just 346 and 768 billion cubic meters — some 85 95 percent less than the US Energy Information Administration’s initial estimat Prospecting companies were also coming up dry Poland’s shale gas was much harder to get at than expectedCopper shale mining in Germany dates back to the year According to legend the miners Napian and Neuke found a new deposit on Copper Mountain near Hettstedt east of the Harz Mountains and they started to mine it 80 million years ago tertiary tectonic movements led to the formation of the Harz Mountains moving the copper shale layers to the surface creating places bountiful in copper
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This process is experimental and the keywords may be updated as the learning algorithm improv This is Platinum group metals in the Zechstein copper deposits Poland Econ Geol 77 Google Scholar On the Zechstein Copper shale lithofacies and palaeoenvironments in SW Poland Geol Soc Spec Publ 22 171 182 development of innovative processes for copper and associated metals Ag Co Ni Ga extraction by means of biotechnology 17 partners coming from mining and processing industries and sciences in France Germany and Poland bacteria other microorganisms and biomolecules are used to
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PDF The effect of initial temperature sulphuric acid concentration and oxygen partial pressure on pressure leaching of shale fraction of copper ore is presented Leaching was performed in the the process was bioleaching of copper sulphide When 50 of this compound was extracted a process of nickel bioleaching started Considering our results we can suggest that 50 of copper contained in shale is a chalcocite because bioleaching of them was the
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The new fiscal measures aimed at safeguarding Poland s economic growth include imposing a royalty on minerals and hydrocarbons production particularly for copper and silver but also on shale gas Poland has never had a mineral royalties regime because mining has traditionally been carried out by state owned companiI am processing copper ores with high carbon content shale The feature of the flotation foam large bubbles with high surface tension I m looking for a reagent that can help decrease the stability of the bubble but that does not affect the recovery of copper and can prevent flotation of co
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Jul 01 32 Is The Polish Shale Gas Industry Set For A Comeback In the Polish Prime Minister anticipated that the commercial production of shale gas will have begun after three years3 According to INTRODUCTION Underground mined since in SW Poland copper ore is of a sedimentary origin The ore is a mixture of sandstone carbonate and black shale also called kupferschiefer rock
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C6E2 investigated can be used for the flotation of carbonaceous copper shale The best selectivity of separation in the flotation of the The best selectivity of separation in the flotation of the carbonaceous copper shale and quartz mixture is obtained with the C 4 E 2 and C 2 E 2 ethersOct 09 32 Poland’s shale gas industry appears to be collapsing “We think that chances are small that commercial production of shale gas in Poland could
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