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Metod och anordning för rening av lakvatten
1997 (Swedish)Patent (Other (popular science, discussion, etc.))
Abstract [en]

Purifying seepage water from a disposal site comprises passing the water through a series of treatment steps in the following sequence - sedimentation, chemichal precipitation, sorption and retention. Also claimed is the apparatus for the above which comprises a chemical precipitation apparatus, and a combined sorption and retention apparatus, comprising a compact wet soil system. USE - The method allows metals and nutrients to be removed from different types of contaminated water. ADVANTAGE - The relatively low amount of electricity needed to power the process equipment and the reduced amount of chemicals that need to be added make the process relatively cost effective, while the purification process is readily adaptable according to local needs.

Place, publisher, year, edition, pages
National Category
Engineering and Technology
URN: urn:nbn:se:kth:diva-81644OAI: diva2:497713
SE 199701379A

QC 20150123

(Avskriven patentansökan)

Available from: 2012-02-10 Created: 2012-02-10 Last updated: 2015-01-23Bibliographically approved

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Renman, Gunno
Engineering and Technology

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