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- Borges, Alisson C., et al. Show all 5 Authors
- Journal of environmental management 2012 v.108 pp. 14-21
- biomass; chemical oxygen demand; coffee beans; foams; furnaces; models; polyurethanes; porosity; wastewater treatment
- ... An evaluation was performed of three upflow anaerobic fixed bed reactors for the treatment of wastewater from coffee bean processing (WCP). The supports used were: blast furnace cinders, polyurethane foam and crushed stone with porosities of 53, 95 and 48%, respectively. The testing of these 139.5 L reactors consisted of increasing the COD of the influent (978; 2401 and 4545 mg L⁻¹), while maintai ...