FIELD: chemistry.
SUBSTANCE: method includes contact of ferromagnetic carbon sorbent with water and extraction of pollutant-saturated sorbent by magnetic separation, and as ferromagnetic carbon sorbent applied is iron-carbon composite, which contains 30-60 wt % of iron, milled in presence of surface-active substance to particle size 0.1-1 mcm, obtained mass is suspended in water by ultrasonic processing in mode of cavitation until obtaining aggregative- and sedimentation- stable suspension, which contains 10-30 wt % of composite, which is introduced into water to be purified in such quantity that weight concentration of composite in water to be purified 2-40 times exceeds weight concentration of pollutant.
EFFECT: increase of water purification degree.
3 cl, 1 dwg, 2 tbl
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Authors
Dates
2014-05-20—Published
2012-11-08—Filed