Articles with "sludge" as a keyword



Intermetallic Sludge Formation in Fe Containing Secondary Al–Si Alloys Influenced by Cr and Mn as Preparative Tool for Metal Melt Filtration

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Published in 2017 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201700161

Abstract: In view of filtration of Fe-enriched intermetallics to decrease Fe content in secondary aluminum alloys, the formation of so-called sludge particles has been investigated depending on dwell time and chemical composition using an AlSi9Cu3 secondary… read more here.

Keywords: sludge particles; phase; filtration; formation ... See more keywords

The Poly(3-Hydroxybutyrate) Production From the Mixed Culture With the Leachate Obtained From Wastewater Sludge Pretreated by the Electrochemical Process.

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Published in 2025 at "Biotechnology and applied biochemistry"

DOI: 10.1002/bab.70073

Abstract: Polyhydroxyalkanoates (PHAs) are biodegradable plastics with great environmental and application value, yet high production costs, mainly from carbon sources, hinder their large-scale use. In sludge dewatering by electrochemical treatment followed by press filtration, leachate with… read more here.

Keywords: mixed culture; sludge; leachate; culture ... See more keywords

Treatment of sewage sludge with γ‐ray irradiation for volatile fatty acids and lipid production

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Published in 2024 at "Biofuels"

DOI: 10.1002/bbb.2650

Abstract: The production of value‐added products from sewage sludge is considered to be one of the solutions for the sustainable management of sludge in wastewater treatment plants (WWTPs). The presence of carbon, nitrogen, and phosphorus sources… read more here.

Keywords: sludge; sewage sludge; ray irradiation; production ... See more keywords

Techno‐economic analysis and a novel assessment technique of paper mill sludge conversion to bioethanol toward sustainable energy production

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Published in 2020 at "International Journal of Energy Research"

DOI: 10.1002/er.5667

Abstract: A novel bioprocess design to convert paper mill sludge (PMS) to biofuels is proposed in this work. The design utilizes cellulosic fiber recovered from the PMS via optimized de‐ashing (HCl washing) step. This work specifically… read more here.

Keywords: analysis; conversion; mill sludge; paper mill ... See more keywords

Uptake and elimination kinetics of the biocide triclosan and the synthetic musks galaxolide and tonalide in the earthworm Dendrobaena veneta when exposed to sewage sludge.

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Published in 2017 at "Environmental toxicology and chemistry"

DOI: 10.1002/etc.3737

Abstract: Sewage sludge is an important amendment that enriches soils with organic matter and provides plants with nutrients such as nitrogen and phosphorus. However, knowledge on the fate and effects of organic pollutants present in the… read more here.

Keywords: tonalide earthworm; galaxolide tonalide; sewage sludge; earthworm dendrobaena ... See more keywords

Impact of urban sewage sludge on soil physico-chemical properties and phytotoxicity as influenced by soil texture and reuse conditions.

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Published in 2020 at "Journal of environmental quality"

DOI: 10.1002/jeq2.20093

Abstract: Urban sewage sludge (USS) is increasingly applied to agricultural soils, but mixed results have been reported because of variations in reuse conditions. Most field trials have been conducted in cropping systems, which conceal intrinsic soil… read more here.

Keywords: soil texture; sewage sludge; sludge; soil ... See more keywords

Toxicological Effects of Sewage Sludge on Biochemical Biomarkers of Earthworms (Eisenia andrei)

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Published in 2024 at "Environmental Quality Management"

DOI: 10.1002/tqem.70006

Abstract: Sewage sludge, or biosolids, produced in wastewater treatment plants (WWTP) can be used as an alternative to organic fertilizer in the agricultural field. However, it holds a large amount of anthropogenic chemicals, such as drugs… read more here.

Keywords: sewage sludge; sludge; toxicological effects; eisenia andrei ... See more keywords

Determination of pesticides in sewage sludge from an agro-food industry using QuEChERS extraction followed by analysis with liquid chromatography-tandem mass spectrometry

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Published in 2017 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-017-0558-5

Abstract: AbstractAn analytical method was developed and validated for the determination of ten pesticides in sewage sludge coming from an agro-food industry. The method was based on the application of Quick, Easy, Cheap, Effective, Rugged, and… read more here.

Keywords: food industry; agro food; determination; sewage sludge ... See more keywords

Heat and Bleach: A Cost-Efficient Method for Extracting Microplastics from Return Activated Sludge

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Published in 2017 at "Archives of Environmental Contamination and Toxicology"

DOI: 10.1007/s00244-017-0415-8

Abstract: The extraction of plastic microparticles, so-called microplastics, from sludge is a challenging task due to the complex, highly organic material often interspersed with other benign microparticles. The current procedures for microplastic extraction from sludge are… read more here.

Keywords: extraction; method; density separation; return activated ... See more keywords

Effects of electron acceptors on sulphate reduction activity in activated sludge processes

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Published in 2017 at "Applied Microbiology and Biotechnology"

DOI: 10.1007/s00253-017-8340-3

Abstract: The concentration of sulphate present in wastewater can vary from 10 to 500 mg SO42−/L. During anaerobic conditions, sulphate is reduced to sulphide by sulphate-reducing bacteria (SRB). Sulphide generation is undesired in wastewater treatment plants (WWTPs).… read more here.

Keywords: reduction activity; electron acceptors; sulphate reduction; sludge ... See more keywords

Incorporation of 13C-HCO3− by ammonia-oxidizing archaea and bacteria during ammonia oxidation of sludge from a municipal wastewater treatment plant

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Published in 2018 at "Applied Microbiology and Biotechnology"

DOI: 10.1007/s00253-018-9436-0

Abstract: Ammonia-oxidizing archaea (AOA) have recently been proposed as potential players for ammonia removal in wastewater treatment plants (WWTPs). However, there is little evidence directly showing the contribution of AOA to ammonia oxidation in these engineered… read more here.

Keywords: oxidizing archaea; ammonia; sludge; ammonia oxidation ... See more keywords