Results 1 to 10 of about 471,955 (343)

ANAEROBES IN SEWAGE

open access: greenAmerican Journal of Public Health, 1926
DESPITE THE FACT that anaerobes are widely distributed in nature, are found in large numbers in the intestinal tract of man and other animals, and have been isolated from soil in many parts of the world, there are few references to their isolation from sewage.
F. E. Greer
openalex   +9 more sources

Effect of controlling filamentous bulking sludge by Sequencing Batch Reactor Activated Sludge Process [PDF]

open access: yesE3S Web of Conferences, 2021
Three groups of SBR reactors A, B and C with different aeration time were set up to culture the activated sludge which has already bulked. The results showed that the settling performance of activated sludge in reactor A changed a little, but reactors B ...
Ai Shengshu   +6 more
doaj   +1 more source

A facile synthesis of Co-doped g-C3N4 catalyst to activate peroxymonosulfate for organic pollutants degradation under visible light [PDF]

open access: yesE3S Web of Conferences, 2021
Co-g-C3N4 catalyst was prepared by a simple calcination method using melamine and Co(NO3)3·6H2O as precursors. X-ray diffraction (XRD), Fourier transform infrared spectra (FT-IR) were used to characterize the prepared samples.
Chi Fangli   +4 more
doaj   +1 more source

Research on Synthesis of Feco@N-C and Activation Persulfate [PDF]

open access: yesE3S Web of Conferences, 2022
Based on the characteristics of persulfate (PS) activation that can quickly and effectively remove organic pollutants in water, a new catalytic material of carbon nitride supported Fe-Co diatom (FeCo@N-C) was prepared for PS activation to degrade orange ...
Chen Jun   +5 more
doaj   +1 more source

Treatment of electroplating wastewaters [PDF]

open access: yesE3S Web of Conferences, 2020
In this article, the specificity of wastewaters formed at electroplating plants and problem of its treatment is considered. The purpose of this research is to suggest the technological scheme of wastewater treatment, for one of the typical electroplating
Belova Larisa   +4 more
doaj   +1 more source

Providing a DEMATEL-based Framework for Extracting and Ranking of Key Factors in Successful Implementation of Knowledge Management in Urban Water and Wastewater Companies [PDF]

open access: yesعلوم و مهندسی آب و فاضلاب, 2019
This research aims at studying the key indicators of success in knowledge management (KM) in urban water and sewage companies. The authors’ proposed model for implementing KM was based on the investigating the current state of the population under study.
Faeze Mousavi , Mohammad Shakibazad
doaj   +1 more source

The use of a regression model in the variability analysis of the leachate quality from heaps of the production of the building materials

open access: yesApplied Water Science, 2022
An attempt to evaluate potential hazard for quality of manufactured construction elements and concrete in case of use of leachate as technological water was made in this paper.
Kazimierz Szymański   +3 more
doaj   +1 more source

Global nitrogen and phosphate in urban wastewater for the period 1970 to 2050 [PDF]

open access: yes, 2009
This paper presents estimates for global N and P emissions from sewage for the period 1970-2050 for the four Millennium Ecosystem Assessment scenarios.
Bouwman, A.F.   +3 more
core   +2 more sources

Capability of the Invasive Tree Prosopis glandulosa Torr. to Remediate Soil Treated with Sewage Sludge [PDF]

open access: yes, 2019
Sewage sludge improves agricultural soil and plant growth, but there are hazards associated with its use, including high metal(loid) contents. An experimental study was conducted under greenhouse conditions to examine the effects of sewage sludge on ...
Abbas, Ahmed Mahmoud   +5 more
core   +1 more source

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