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Complex Technology of Sewage Purification from Heavy-Metal Ions by Natural Adsorbents and Utilization of Sewage Sludge
 
Więcej
Ukryj
1
State Agency of Water Resources of Ukraine, Akademika Sakharova Str. 23A, Ivano-Frankivsk, 76014, Ukraine
 
2
Ivano-Frankivsk National Technical University of Oil and Gas, Karpatska Str. 15, Ivano-Frankivsk, 76019, Ukraine
 
3
Borys Grinchenko Kyiv University, Bulvarno-Kudriavska Str. 18/2, Kyiv, 04053, Ukraine
 
 
Data publikacji: 01-05-2019
 
 
Autor do korespondencji
Iryna Zasidko   

State Agency of Water Resources of Ukraine, Akademika Sakharova Str. 23A, Ivano-Frankivsk, 76014, Ukraine
 
 
J. Ecol. Eng. 2019; 20(5):209-216
 
SŁOWA KLUCZOWE
DZIEDZINY
 
STRESZCZENIE
The aspects of complex technology of sewage purification and utilization of purification sludge are investigated in the article. The authors substantiate the possibility of purifying sewage from heavy-metal ions by means of zeolite and of utilizing sewage sludge in bricks production. The adsorption capacity of zeolite from Sokyrnytsia deposit has been studied for cupric and manganese ions in relation to its fractional composition. The comparative effectiveness studies of heavy metals adsorption by natural zeolite and anthracite have been carried out. The optimal sorption parameters of these ions have been selected based on the investigation results of their adsorption dynamics in Cu2+ and Mn2+ solutions. The prospects of sewage sludge utilization by means of its thermal pyrolysis at the temperatures of 600–700ºС have been studied. The modifying additive has been obtained, which can be added to the ceramic mixture and increase the porosity, reduce the density and decrease the thermal conductivity of course solid bricks.
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