Heavy metal removal from industrial wastewater and runoff discharge using modified diatomite as filtration medium

2020 ◽  
Vol 10 (4) ◽  
pp. 299
Author(s):  
Laura Nell ◽  
Tatiana Dominguez ◽  
Faegheh K. Moazeni ◽  
Shirley E. Clark
Author(s):  
Manisha Shakya ◽  
Pratibha Sharma ◽  
Syeda Shaima Meryem ◽  
Qaisar Mahmood ◽  
Arun Kumar

RSC Advances ◽  
2016 ◽  
Vol 6 (114) ◽  
pp. 113737-113744 ◽  
Author(s):  
Sepideh AghaBeiki ◽  
Ali Shokuhi Rad ◽  
Ali Shokrolahzadeh

The process of a lab-scale moving bed biofilm reactor (MBBR) using simulated sugar-manufacturing wastewater as feed was investigated.


2015 ◽  
Vol 7 (8) ◽  
pp. 4207-4218 ◽  
Author(s):  
N. Prakash ◽  
M. Soundarrajan ◽  
S. Arungalai Vendan ◽  
P. N. Sudha ◽  
N. G. Renganathan

2020 ◽  
Vol 4 (1) ◽  
pp. 16 ◽  
Author(s):  
Shanta Biswas ◽  
Taslim Ur Rashid ◽  
Tonmoy Debnath ◽  
Papia Haque ◽  
Mohammed Mizanur Rahman

In recent years, there has been increasing interest in developing green biocomposite for industrial wastewater treatment. In this study, prawn-shell-derived chitosan (CHT) and kaolinite rich modified clay (MC) were used to fabricate biocomposite beads with different compositions. Prepared composite beads were characterized by FTIR, and XRD, and SEM. The possible application of the beads was evaluated primarily by measuring the adsorption efficiency in standard models of lead (II) and methylene blue (MB) dye solution, and the results show a promising removal efficiency. In addition, the composites were used to remove Cr (VI), Pb (II), and MB from real industrial effluents. From tannery effluent, 50.90% of chromium and 39.50% of lead ions were removed by composites rich in chitosan and 31.50% of MB was removed from textile effluent by a composite rich in clay. Moreover, the composite beads were found to be activated in both acidic and basic media depending on their composition, which gives a scope to their universal application in dye and heavy metal removal from wastewater from various industries.


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