The aim of this study is to understand mechanisms that occur during leaching of alkali-resistant zirconium-containing glasses in acid and alkaline solutions. For this, we have developed 5 glass compositions: two alkali-resistant model glasses type CEMFIL, V1 (with zirconium and w...
Open access
Research Article10.9734/cjast/2019/v38i330361
Inadequate management of ash generated by household waste burned in open air in Republic of Congo, generates pollution sites especially through heavy metal contamination (Pb, Ni, Cr, Cu, Zn). The aim of this study is to evaluate the chemical durability of cementitious matrices co...
Open access
Research Article10.9734/irjpac/2019/v20i230130
The objective of this study is to develop a process for producing alkali-resistant zirconium-containing glasses for use as a heavy metal retention matrix contained in fly ashes. For this, we have developed 5 glass compositions: Two alkali-resistant model glasses type CEMFIL, V1 (...
The aim of this study is to evaluate the purifying ability of 3 parallel planted filters (PF1, PF2 and PF3) composed of three plants (Phragmites australis (Cav) Trin ex Steud, Typha latifolia L., Cyperus papyrus L.) on leachates from a landfill of industrial waste in Pointe-Noire...
Open access
Research Article10.9734/ijecc/2019/v9i930137
Songolo River receives daily domestic and industrial wastewaters from households, laboratories, small and medium size industries (SMEs) and the Loandjili hospital, which are discharged directly into it without prior treatment. The objective of this study is to evaluate the physic...
Open access
Research Article10.9734/CSJI/2019/v28i130126
The brewing industry generates large amounts of wastewater which are released into surface water after treatment. The aim of this study is to evaluate the performance of the anaerobic treatment of brewery wastewaters in a UASB bioreactor containing activated sludge. After six-wee...
Open access
Research Article10.9734/ijecc/2019/v9i730127