Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria

Acid mine drainage (AMD) is a worldwide problem leading to contamination of water sources. AMD are characterized by low pH and high content of heavy metals and sulphates. The barium salts application presents one of the methods for the sulphates removing from AMD. Barium chloride, barium hydroxide a...

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Main Authors: Luptáková Alena, Kotuličová Ingrida, Bálintová Magdaléna, Demčák Štefan
Format: Article
Language:English
Published: SciCell s.r.o. 2015-12-01
Series:Nova Biotechnologica et Chimica
Subjects:
Online Access:http://www.degruyter.com/view/j/nbec.2015.14.issue-2/nbec-2015-0022/nbec-2015-0022.xml?format=INT
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author Luptáková Alena
Kotuličová Ingrida
Bálintová Magdaléna
Demčák Štefan
author_facet Luptáková Alena
Kotuličová Ingrida
Bálintová Magdaléna
Demčák Štefan
author_sort Luptáková Alena
collection DOAJ
description Acid mine drainage (AMD) is a worldwide problem leading to contamination of water sources. AMD are characterized by low pH and high content of heavy metals and sulphates. The barium salts application presents one of the methods for the sulphates removing from AMD. Barium chloride, barium hydroxide and barium sulphide are used for the sulphates precipitation in the form of barium sulphate. Because of high investment costs of barium salts, barium sulphide is recycled from barium sulphate precipitates. It can be recycled by thermic or bacterial reduction of barium sulphate. The aim of our study was to verify experimentally the possibility of the bacterial transformation of BaSO4 to BaS by sulphate-reducing bacteria. Applied BaSO4 came from experiments of sulphates removal from Smolnik AMD using BaCl2.
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spelling doaj.art-3785870c339549948a24154cd64763a42022-12-22T00:56:14ZengSciCell s.r.o.Nova Biotechnologica et Chimica1338-69052015-12-0114213514010.1515/nbec-2015-0022nbec-2015-0022Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing BacteriaLuptáková Alena0Kotuličová Ingrida1Bálintová Magdaléna2Demčák Štefan3Slovak Academy of Sciences, Institute of Geotechnics, Department of Mineral Biotechnologies, Watsonova 45, 040 01 Košice, Slovak RepublicSlovak Academy of Sciences, Institute of Geotechnics, Department of Mineral Biotechnologies, Watsonova 45, 040 01 Košice, Slovak RepublicTechnical University of Košice, Civil Engineering Faculty, Institute of Environmental Engineering, Vysokoškolská 4, 040 01 Košice, Slovak RepublicTechnical University of Košice, Civil Engineering Faculty, Institute of Environmental Engineering, Vysokoškolská 4, 040 01 Košice, Slovak RepublicAcid mine drainage (AMD) is a worldwide problem leading to contamination of water sources. AMD are characterized by low pH and high content of heavy metals and sulphates. The barium salts application presents one of the methods for the sulphates removing from AMD. Barium chloride, barium hydroxide and barium sulphide are used for the sulphates precipitation in the form of barium sulphate. Because of high investment costs of barium salts, barium sulphide is recycled from barium sulphate precipitates. It can be recycled by thermic or bacterial reduction of barium sulphate. The aim of our study was to verify experimentally the possibility of the bacterial transformation of BaSO4 to BaS by sulphate-reducing bacteria. Applied BaSO4 came from experiments of sulphates removal from Smolnik AMD using BaCl2.http://www.degruyter.com/view/j/nbec.2015.14.issue-2/nbec-2015-0022/nbec-2015-0022.xml?format=INTacid mine drainagesulphate-reducing bacteriabaritebacterial reduction
spellingShingle Luptáková Alena
Kotuličová Ingrida
Bálintová Magdaléna
Demčák Štefan
Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
Nova Biotechnologica et Chimica
acid mine drainage
sulphate-reducing bacteria
barite
bacterial reduction
title Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
title_full Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
title_fullStr Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
title_full_unstemmed Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
title_short Bacterial Reduction Of Barium Sulphate By Sulphate-Reducing Bacteria
title_sort bacterial reduction of barium sulphate by sulphate reducing bacteria
topic acid mine drainage
sulphate-reducing bacteria
barite
bacterial reduction
url http://www.degruyter.com/view/j/nbec.2015.14.issue-2/nbec-2015-0022/nbec-2015-0022.xml?format=INT
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AT kotulicovaingrida bacterialreductionofbariumsulphatebysulphatereducingbacteria
AT balintovamagdalena bacterialreductionofbariumsulphatebysulphatereducingbacteria
AT demcakstefan bacterialreductionofbariumsulphatebysulphatereducingbacteria