· Published in Waste Management Research 3 March 2016. Environmental Science, Materials Science. TLDR. In this mini-review article, different recycling techniques for waste lead-acid batteries are highlighted and the present state of such recycling and its future perspectives are discussed. Expand.
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· This study has focused on lead recovery from spent lead paste by the pre-desulfurization process followed by low-temperature reduction smelting. The desulfurization efficiency of spent lead paste with NaOH as the desulfurizer at normal pressure and high pressure was compared. The low-temper-ature reduction smelting
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· Solvent extraction (SX) of zinc (Zn) can be used to recover high-purity Zn from sulphide mineral leaching solutions, low-grade ores, and secondary resources. The method is quick, environmentally friendly, and can be adjusted to treat a variety of aqueous solutions. Download chapter PDF.
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:Secondary LeadLead Pollution · several strategies for the recovery of lead-contaminated soils with plants and mic roorganisms such as fungi and bacteria. The phytoextraction acts mainly by removing heavy meta ls from the
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· The characteristics of individual fire events can filter plant functional types in the short-term, leading to local mortality or recruitment failures 14,15,16,17,18, while the overall fire regime
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· Energy recovery can significantly contribute to benefit the total environment (as reported 71%). This aspect of thermal energy, however, does not receive adequate attention, even though thermal
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· Directly Recovering Lead and Recycling Electrolyte via Electrolyzing Desulfurized Lead Paste with PVDF as Binder. A green, efficient, and short route for recovering metal lead from spent lead-acid batteries has a great advantage in both environmental protection and sustainable development of lead industry. This….
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The Secretary of State for Environment, Food and Rural Affairs has appointed 48 responsible authorities to lead on preparing a local nature recovery strategy for their area. Together these 48
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· This research investigated the treatment process of an Iranian zinc plant residue for recycling lead utilizing brine leaching and cementation with aluminum powder. Response surface modeling was employed for this purpose and accordingly, two quadratic mathematical models with R2 of 0.9058 and 0.9463 were identified for relationship
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Therefore, submerged plants suffer from an energy and carbohydrate crisis that can lead to cell, organ and whole-plant death (Bailey-Serres and Voesenek, 2008; Colmer and Voesenek, 2009). Responses to submergence have been characterized in various crops, wetland plants and model species (Bailey-Serres et al ., 2012b ; Toulotte et al ., 2022 ).
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· However, native plants that have adapted to local environments (e.g., soils, climate) and are physically surviving in heavy metal contaminated environments could be utilized over proven yet non-native heavy metal accumulator species (Sun et al., 2016; Christou et).
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· Lead was recovered through a direct smelting reduction route from a lead concentrate by using mixtures of Na2CO3 and SiC to 1000 °C. The lead concentrate was obtained from the mining State of Zacatecas, México by traditional mineral processing and froth flotation. The experimental trials showed that 86 wt.% of lead with a purity up to
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As an important producer of lead acid batteries for the Middle Eastern and Eastern European market, Turkey seems to meet 22%-52% of its total lead demand by waste lead acid battery recovery. In this study, the wastes from Turkish waste lead acid battery recovery plants are identified and management strategies that are both technically
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· review aims to focus on the different bioremediation strategies applied s o far and will consider. Appl. Sci. 2020 10, 3528 2 of 18. various studies concerning both the use of plants for
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This book reviews current methods for detecting, assessing, and remediating lead in the plant environment. The book recounts the properties and toxic effects of lead, and
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· After extended pilot plant tests, a demonstration plant, with rated capacity of 50,000 metric tons/yr of lead bullion, was designed by Lurgi and erected at the Berzelius Lead-Zinc Smelter in
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:Environmental Impacts of LeadAdverse Effect of Lead · Lead reduced the plant height of sunflower plants, leaf number, and dry matter of plants at higher concentrations (Hung et al., 2014). Weights of the fruits play a
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· We have examined several strategies for the recovery of lead-contaminated soils with plants and microorganisms such as fungi and bacteria. The phytoextraction acts mainly by removing heavy metals from
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· The assessments cover impacts from extraction, processing and transportation of fuels, construction of power plants, and power generation. Life cycle assessment (LCA) to power generation technologies is very useful as the world seeks ways to meet growing electricity demand with less health and environmental impacts.
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· 2.1. Generation of lead slag. Lead slag is a by-product of lead production process, mainly from two ways: lead ore smelting and waste lead-acid battery recovery ( Ettler and Johan, 2014 ). The production of primary lead is a process of extracting lead from lead sulfide concentrate by smelting.
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· Lead dioxide (PbO 2) is difficult to dissolve, Pb 4+ must be reduced to Pb 2+ with a reducing agent. M. Volpe et al. (2009) uses urea acetate as desulfurizing agent and different types of metallic iron substrates as
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· This research is part of a continuing effort to reduce environmental conflicts and occupational hazards of lead-bearing zinc plant residues (ZPRs), and to break through this problem and recover lead of the wastes. The residue with an assay of 14.4% Pb was used in chloride leaching for lead recovery, and sulfate was controlled in the
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· We first selected three traditional and two innovative lead paste recycling processes for LABs, which are widely accepted in China. Most small illegal secondary lead plants in developing countries use the process A (Stevenson, 2009); The process B is commonly used in large-scale (Annual capacity ≥100,000 tons batteries) plants
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:Lead in PlantsEnvironmental Impacts of LeadEffect of Lead On Plants · The recovery of lead from battery scrap leads to a reduction in negative impacts of lead mining, as well as making the battery production cycle environmentally
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· The flowsheet of lead recovery from zinc direct leaching residue is shown in Fig. 2.The zinc direct leaching residue was leached by calcium chloride (CaCl 2) and sodium chloride (NaCl), and lead was introduced into the solution in the form of complex ions including PbCl +, PbCl 2, PbCl 3-and PbCl 4 2-, as shown in Eqs.
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· The recovery of zinc, lead, and Ge from zinc processing residue (ZPR) collected from a Cinkur Plant in Kayseri, Turkey, was studied and reported by (Turan et al., 2004) by leaching with sulphuric
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· This study aims to predict the potential for secondary lead recovery from motorcycle batteries in Brazil, since this is considered the second largest category of automobiles in the country. To achieve this objective, a forecasting model based on the ARIMA methodology was applied, with input data taken from Brazilian sectorial
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· Contamination of the environment with metals, their adverse impact on plant performance and transmission to the human food chain through crops and vegetables are important concerns worldwide. Although the literature on metal contamination, toxicity and plant response to this stress factor is quite abundant, there are very limited reports
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· At the Huili lead-zinc dressing plant, flotation of lead-zinc sulfide ore was divided in two parallel series, each of which had the process capacity of 522 tons/day. After the flotation of sulfide lead-zinc minerals, the tailings of the two series merged together into hydro-cyclones for de-sliming, and then the underflow of the hydro-cyclones entered into
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· As an important producer of lead acid batteries for the Middle Eastern and Eastern European market, Turkey seems to meet 22%–52% of its total lead demand by waste lead acid battery recovery. In this study, the wastes from Turkish waste lead acid battery recovery plants are identified and management strategies that are both
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