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Surface Treatment of Technological Waste Water: Experimental Study at Smolník Using Quantification Diagrams

Explore the principles of removing Cr, Al, and Fe from waste water through quantitative diagrams and pilot experiments. Learn about the adjustment of surface treatment using chemicals. The study focuses on the effective removal of contaminants to improve water quality.

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Surface Treatment of Technological Waste Water: Experimental Study at Smolník Using Quantification Diagrams

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  1. Kvantifikačné diagramy

  2. Pilotný pokus na Smolníku

  3. Úprava technologických odpadových vôd – Van Chang (Vietnam)

  4. Cr Al

  5. Fe Povrchová úprava

  6. Princípy odstraňovania Cr, Al, Fe Cr 3HS- + FeSO4 + 4CrO42- + 13H2O + OH- 3S0 + Fe(OH)3 + 4Cr(OH)3 +SO42- Fe M2+ + H2S  MS + 2H+ Fe3+ + 3H2O  Fe(OH)3 + H+ Al Al3+ + 3HCO3- Al(OH)3 + 3CO2

  7. Laboratórne experimenty Voda z Van Chang použitá pri experimentoch (mg/l): Fe = 135 Cr = 112 Al = 32 Cu = 1,67 Zn = 2,41 SO42- = 2720 pH = 7,05 Eh = 245

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