Process for treating waste water

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United States of America Patent

PATENT NO 5611928
SERIAL NO

08454316

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a process for the treatment of waste waters of the forest industry. According to the invention, waste water is pre-treated biologically, whereafter the further treatment is carried out by using Fe(II) salt and hydrogen peroxide.

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Patent Owner(s)

  • KEMIRA OY;OY KESKUSLABORATORIO-CENTRAL LABORATORIUM AB;OY KESKUSLABORATORIO-CONTRALLABORATORIUM AB

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Laine, Eija Oulu, FI 1 2
Savolainen, Martti Espoo, FI 1 2
Syv, apuro Tarmo Espoo, FI 1 2

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