نتایج جستجو برای: mineral waste
تعداد نتایج: 146941 فیلتر نتایج به سال:
industrial waste management is one of the most properly approaches which make industry and environment collaborating and coacting as well as reduce impacts of industry on environment. in this study, present management of yazd industrial township located in yazd province was studied. in order to properly manage and control waste production, questionnaires were used to collect data regarding type...
Industrial mineral waste accounts for a significant proportion of all global waste. In the European Union it is more than 71% (2,5 Gt ) total amount non-hazardous - construction and demolition waste, ash slag, tailings residues, unconditioned rocks, etc. Latvia, share this about 20%. Due to fact that they are inert, non-biodegradable materials cannot be used energy production reduced by inciner...
The objective of this paper was to study the performance of household refrigerator having both air and water-cooled condenser, with 0.06% mass fraction CuO nanoparticle-lubricant mixture and different types of compressor oils. The experiment was done using HFC134a as the refrigerant, CuO nanoparticles, Polyol-ester oil (POE) oil which is used as the conventional lubricant in the household refri...
Direct mineral carbonation (MC) is used to mitigate carbon dioxide (CO2) emissions. This method has the great advantages of reducing amount industrial residues and creating valuable materials by incorporating CO2. Waste gypsum, waste including flue gas desulfurization (FGD) gypsum (25.27–53.40 wt% CaO), phosphogypsum (30.50–39.06 CaO) can be for direct MC (conversion rate up 96%). Mineral conve...
(2014) " Resource recovery from hazardous waste – the case of MSW incineration fly ashes " In: Proceedings " 4th International Conference Industrial and Hazardous Waste Management", 2.-5. SUMMARY: In the European Union almost 78 million tons of waste are annually combusted in Waste-to-Energy plants. Solid residues generated thereby contain altogether about 72,000 t/a of Zn, of which more than 5...
In order to investigate the effects of municipal solid waste enriched with mineral fertilizers on some soil physical properties and lead (Pb) and chromium (Cr) concentration in plant organs of spinach, a field experiment was carried out in a factorial arrangement based on the randomized complete block design with three replications in 2008. The main plot included four levels of fertilizer, cont...
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