[HTML][HTML] Raw water biofiltration for surface water manganese control

MR Earle, AK Stoddart, GA Gagnon - Scientific Reports, 2023 - nature.com
Manganese (Mn) control in surface water systems is a challenge for the drinking water
industry, especially through a sustainability framework. Current methods for removing …

The generation of biogenic manganese oxides and its application in the removal of As (III) in groundwater

G Liang, Y Yang, S Wu, Y Jiang, Y Xu - Environmental Science and …, 2017 - Springer
The generation of biogenic manganese oxides (BMnOx) by Microbacterium sp. CSA40, and
As (III) removal efficiency and mechanism by BMnOx were investigated in this study. The …

Oxidants-assisted sand filter to enhance the simultaneous removals of manganese, iron and ammonia from groundwater: formation of active MnOx and involved …

H Yang, X Tang, X Luo, G Li, H Liang… - Journal of Hazardous …, 2021 - Elsevier
Oxidants are routinely employed to remove manganese from groundwater deeply, but the
conversion pathway of manganese in the process still needed to be explored. In this study …

A pilot study of Mn redox driven nitrogen removal in municipal tailwater: Nitrogen metabolic pathway and electron transport mechanism

Y Li, B Yang, H Liu, Y Li, Q Han, L Feng, Y Liu… - Chemical Engineering …, 2024 - Elsevier
Microbial-mediated manganese (Mn) cycle coupled with nitrogen removal in municipal
tailwater has received increasing attention. Herein, this study successfully extended the …

Filtration and manganese removal

G Hamilton, B Chiswell, J Terry, D Dixon… - Journal of Water Supply …, 2013 - iwaponline.com
Manganese removal through a filter bed is generally carried out and accepted by
practitioners and researchers as occurring through catalytic oxidation at the surface of MnO2 …

Predicting manganese and iron precipitation in drinking water biofilters

MR Earle, IL Breda, AK Stoddart… - AWWA Water …, 2021 - Wiley Online Library
Manganese is removed from drinking water because of aesthetic, health, and corrosion
concerns. Like iron, manganese removal in biofilters depends on homogeneous …

Application of biological process to treat the groundwater with high concentration of iron and manganese

D Li, J Zhang, H Wang, L Chen… - Journal of Water Supply …, 2006 - iwaponline.com
A biological process was adopted in a groundwater plant for iron and manganese removal.
The process included low-level aeration and single stage biological filtration. The separated …

Key factors maintaining catalytic ammonium oxidation activity of manganese oxide active filter media: The role of bicarbonate

Y Cheng, A Miao, G Wen, F Shi - Journal of Environmental Chemical …, 2024 - Elsevier
The removal of ammonium (NH 4+-N) via the catalytic oxidation of manganese oxide (MnOx)
active filter media is a new technology. In this study, three different types of water …

[HTML][HTML] Engineered manganese redox cycling in anaerobic–aerobic MBBRs for utilisation of biogenic manganese oxides to efficiently remove micropollutants

G Wang, AC Hambly, G Wang, K Tang… - Chemical Engineering …, 2022 - Elsevier
Freshly formed manganese oxides (MnOx) can oxidise various organic pollutants, but its
reactivity is short-lived and therefore continuous pollutant removal by MnOx is not feasible …

Fe3+ Augmentation Enhancing the Nitrogen and Phosphorus Control in Denitrification Biofilter Based on Water Supply Sludge: Performance and Microbial …

Y Gao, X Yan, X Huang - Journal of Environmental Chemical Engineering, 2024 - Elsevier
The intricate mechanisms of iron (Fe) enhancing the simultaneous nitrogen (N) and
phosphorus (P) removal in the denitrification biofilter (DNBF) remain enigmatic and warrant …