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Conversion of Large Scale Wastes into Value-added Products
book

Conversion of Large Scale Wastes into Value-added Products

by Justin S.J. Hargreaves, Ian D. Pulford, Malini Balakrishnan, Vidya S. Batra
December 2013
Intermediate to advanced content levelIntermediate to advanced
174 pages
6h 16m
English
CRC Press
Content preview from Conversion of Large Scale Wastes into Value-added Products
48 Conversion of Large Scale Wastes into Value-added Products
Secondary aluminium dross, generated from white dross processing in a rotary
DC electric arc furnace, has been subjected to alkaline leaching and carbonation
(Lucheva etal., 2005). This results in aluminium hydroxide and NMP containing
80% alumina. The hydroxide is used to adjust the Al:Cl ratio in aluminium oxychlo-
ride coagulant and the NMP has applications in refractory materials.
Activated alumina has applications as an adsorbent and catalyst. In this context,
η-alumina was prepared by calcining aluminium hydroxide obtained by treating
dross with H
2
SO
4
followed by aqueous ammonia (Das etal., 2007). Aluminate from
dross tailings leached with sodium hydroxide has been precipitated ...
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Publisher Resources

ISBN: 9781466512610