METHOD AND ARRANGEMENT FOR PURIFYING WATER DRAWN FROM A GROUND-WATER WELL
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Abstract
THE PRESENT INVENTION CONCERNS A METHOD FOR PURIFYING WATER DRAWN FROM A GROUND-WATER WELL, MOST SUITABLY FROM A DEEP WELL, FROM IRON BY INTRODUCING IN THE WATER OXYGEN OR AN OXYGEN-RELEASING SUBSTANCE AND BY FILTERING TO REMOVE THE IRON OXIDE WHICH IS PRECIPITATED. THE METHOD IS CHARACTERIZED IN THAT INTO THE GROUND WATER-CARRYING SOIL LAYER SURROUNDING THE WELL FEED WATER IS FED WHICH CONTAINS OXYGEN OR AN OXYGEN-RELEASING SUBSTANCE.
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