FREMGANGSMÅDE TIL REGENERERING AF ET FILTERHJÆLPEMIDDEL
Methods for regenerating filter aids which comprise inorganic, natural or semisynthetic filter aids. The method comprises subjecting the filter aid to a first treatment with an aqueous alkaline solution, treating the filter aid with enzymes, treating the filter aid with a surfactant, and subjecting...
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Main Authors | , , , , , , , , , |
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Format | Patent |
Language | Danish |
Published |
06.08.2018
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Subjects | |
Online Access | Get full text |
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Summary: | Methods for regenerating filter aids which comprise inorganic, natural or semisynthetic filter aids. The method comprises subjecting the filter aid to a first treatment with an aqueous alkaline solution, treating the filter aid with enzymes, treating the filter aid with a surfactant, and subjecting the filter aid a second treatment with the aqueous alkaline solution. The enzyme treatment and the surfactant treatment steps may be carried out simultaneously or in any order. |
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Bibliography: | Application Number: DK20080717868T |