… pilot-scale vertical subsurface flow constructed wetlands (VSF… heavy metals from secondary
treated refinery wastewater … latifolia-planted VSF–CW had the best heavy metal removal …

… an unplanted microcosm constructed wetland were used for treating secondary refinery
wastewater from the Kaduna Refining and … petroleum refinery wastewater (mean values, N = 2) …

… of suspended solids, organic contaminants and heavy metals … Fate of heavy metals in vertical
subsurface flow constructed … for polishing secondary Kaduna refinery wastewater in Nigeria…

… vertical subsurface flow constructed wetlands (VSF CWs) and an unplanted microcosm
constructed wetland were used for treating secondary … constructed wetlands at Kaduna (Nigeria) …

… or horizontal subsurface flow constructed wetlands (HSF-CW). So … gotten from Kaduna
Refinery, Nigeria; but higher than the … Co and Hg heavy metals were not detected (ND) in the inlet …

… of Canna indica-planted and unplanted vertical subsurface flow CWs for the treatment of
Algiers petroleum refinery’s effluent. The selected species was … in north-central Nigeria. Int. J. …

… (ii) subsurface flow wetlands (those with wastewater flowing … Heavy metals were undetected
in the treated effluent with the … of contaminants in the Kaduna refinery effluent to the …

… the potentials of constructed wetland as a promising, effective … discharged point of the Kaduna
refinery and petrochemical … solids, sorption of heavy metals and organic matter as well as …

… , the subsurface vertical flow constructed wetlands (SSVF-CWs) … heavy metal removal from
refinery wastewater and found that … a secondary AMD treatment technology to ensure that the …

… Study conducted on River Kaduna shows that heavy metal … of constructed wetlands or
retention ponds. This is a low-cost … subsurface flow pilot-size wetlands were constructed to treat …