Detailed processes and parameters in three P recovery scenarios and P chemical fertilizer application. a, Struvite scenario; b, Vivianite scenario; c, Treated sludge scenario; d, P chemical fertilizer application. WASSTRIP®: Waste Activated Sludge Stripp (IMAGE)
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Three P recovery pathways were assessed starting from sewage sludge, all of which included assessments of anaerobic digestion (AD), combined heat and power (CHP), dewatering, and solid–liquid separation.
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The authors
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