منابع مشابه
Recycling of Scrap Tires
As Rachel Louise Carson (1907-1964) successfully noted in her phrase “The human race is challenged more than ever before to demonstrate our mastery not over nature but of ourselves”, we are challenged to find ways to produce more energy, reduce our waste production while minimizing use of limited natural resources. Although recycling of materials has a history going back to the times of Plato B...
متن کاملRecycling of Precious Metals from E-scrap
Recovery of gold and other valuable metals from electronic scrap involves a complex metallurgical flow sheet and requires state-of-the-art recovery technologies that are available in large-scale, integrated smelter and refinery operations. At the end of their use, electronic and other electrical product scrap offer an important recycling potential for the secondary supply of gold and silver...
متن کاملScrap prices, waste and recycling policy
This study examines the effect of waste and recycling policy on scrap prices and the importance of scrap price feedbacks as a determinate of the costs of waste and recycling policy. The effects of a deposit/refund, advance disposal fee, and recycling subsidies on scrap prices are derived, and the direct and indirect channels of waste reduction are decomposed for the three instruments. Scrap pri...
متن کاملScrap Iron and Steel Recycling in Nigeria
Nigeria is blessed with abundant iron ore deposits of nearly 3 billion tonnes and other basic minerals for steel production including coal and limestone. Yet the Nigerian steel sector has collapsed principally due to shortage of raw materials particularly iron ore for the integrated steel plants and billets for the rolling mills. The privatization of the steel sector that was done in 2004-2005 ...
متن کاملthe recycling of end - of - life tyres . technological review
In this review, a summary of current legislation applicable to End-of-Life Tyres (ELTs), management of that waste, both in Spain and Europe, and a compilation of existing technologies to enlarge the life of tyres and treatment technologies for material and energy recoveries, are provided. In recent years, there have been a number of studies in the field of treatment of ELTs, therefore applicabl...
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ژورنال
عنوان ژورنال: International Journal of Materials Science and Applications
سال: 2014
ISSN: 2327-2635
DOI: 10.11648/j.ijmsa.20140305.16