Phosphate fertilizer from sewage sludge ash (SSA)

Ashes from sewage sludge incineration are rich in phosphorus content, ranging between 4% and 9%. Due to the current methods of disposal used for these ashes, phosphorus, which is a valuable plant nutrient, is removed from biological cycling. This article proposes the possible three-stage processing...

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Veröffentlicht in:	Waste management (Elmsford) 2008, Vol.28 (10), p.1809-1818
1. Verfasser:	Franz, M.
Format:	Artikel
Sprache:	eng
Schlagworte:	Applied sciences Calcium Compounds - chemistry Chemical Precipitation Exact sciences and technology Fertilizers Ion Exchange Metals, Heavy - isolation & purification Other industrial wastes. Sewage sludge Other wastes and particular components of wastes Oxides - chemistry Phosphates - isolation & purification Pollution Sewage - analysis Sewage - chemistry Sulfides - chemistry Waste Disposal, Fluid - methods Wastes
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