Înlăturarea nitraţilor (NO3-) şi nitriţilor (NO2-) din apa subterană

Abstract

Increased nitrates densities in the underground waters made unusable some water-bearing as source of drinkable water. In the communities that used drilling of water polluted with nitrates and which, for this reason, have been closed, faces today the necessity of regeneration of water resources .As a result, the interes for nitrates alienation from raw water becomes an important one. The objective of the present paper is to underline and compare different treatment technologies that are available for the alienation of the nitrates from the water, followed from the point of view of efficiency, ease of exploitation and their cocts.