Precipitation of Heavy Metal Ions (Cu, Fe, Zn, and Pb) from Mining Flotation Effluents Using a Laboratory-Scale Upflow Anaerobic Sludge Blanket Reactor

2021 ◽  
Vol 232 (5) ◽  
Author(s):  
Manuel José Leal-Gutiérrez ◽  
Rodrigo Cuéllar-Briseño ◽  
Andrei M. Castillo-Garduño ◽  
Marisela Bernal-González ◽  
Ángel Enrique Chávez-Castellanos ◽  
...  
Author(s):  
Manuel José Leal-Gutiérrez ◽  
Marisela Bernal-González ◽  
María del Carmen Durán-Domínguez-de-Bazúa ◽  
Ángel Enrique Chávez-Castellanos ◽  
Enrique Rodolfo Bazúa-Rueda

1989 ◽  
Vol 21 (4-5) ◽  
pp. 109-120 ◽  
Author(s):  
M. Yoda ◽  
M. Kitagawa ◽  
Y. Miyaji

The anaerobic expanded micro-carrier bed (MCB) process, which utilizes fine (50-100 microns) support materials as expanded bed media, was found to have the ability to cultivate granular sludge similar to that formed in the upflow anaerobic sludge blanket (UASB) process. Two laboratory-scale MCB reactors were studied with VFA and glucose wastewaters to clarify the role of the micro-carrier and the influence of substrates on granular sludge formation. Based on these results, a scale-up model with a reactor volume of 800 1 was successfully operated using molasses wastewater to demonstrate the feasibility of granular sludge formation in the MCB process.


2020 ◽  
Vol 231 (8) ◽  
Author(s):  
José Antonio Contreras-Contreras ◽  
Marisela Bernal-González ◽  
Julio Alberto Solís-Fuentes ◽  
María del Carmen Durán-Domínguez-de-Bazúa

2018 ◽  
Vol 4 (3) ◽  
pp. 438-448 ◽  
Author(s):  
Arun Kumar Shukla ◽  
Javed Alam ◽  
Mansour Alhoshan ◽  
Lawrence Arockiasamy Dass ◽  
Fekri Abdulraqeb Ahmed Ali ◽  
...  

We investigate the removal of heavy metal ions from synthetic contaminated water on a laboratory scale using a carboxylated-graphene oxide (GO)-incorporated polyphenylsulfone (PPSU) nanofiltration membrane (the so called PPSU/carboxylated-GO nanocomposite membrane).


1995 ◽  
pp. 830-837 ◽  
Author(s):  
Takashi SHIRAKASHI ◽  
Kazuo KAKII ◽  
Toshiyasu TAMURA ◽  
Mitsuo KURIYAMA

2002 ◽  
Vol 45 (10) ◽  
pp. 151-156 ◽  
Author(s):  
S. Sawayama ◽  
K. Tsukahara ◽  
T. Yagishita

The possibility of 3-chlorobenzoate removal from water using an upflow anaerobic sludge blanket (UASB) reactor without the addition of any extra dechlorinating culture under light conditions has been studied on a laboratory scale. Benzoate removal was observed in the first three months of operation under light conditions, but the 3-chlorobenzoate removal was not observed. After three months of operation under light conditions, the 3-chlorobenzoate concentration in the UASB reactor effluent gradually decreased to less than 1 mg·L−1. The 3-chlorobenzoate concentration in the effluent did not increase under dark conditions. The DOC concentration in the effluent decreased according to the removal of the 3-chlorobenzoate by the UASB granules. These results indicated that granules in the UASB reactor provided the 3-chlorobenzoate removability after 80–100 d of adaptation to the 3-chlorobenzoate, and that the UASB reactor is useful for 3-chlorobenzoate removal.


2015 ◽  
Vol 75 ◽  
pp. 133-139 ◽  
Author(s):  
Erkan Sahinkaya ◽  
Adem Yurtsever ◽  
Yasemin Toker ◽  
Harun Elcik ◽  
Mehmet Cakmaci ◽  
...  

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