FIELD: technological processes.
SUBSTANCE: invention relates to cleaning liquids by filtration, in particular, to cleaning water from oil, oil products, oils and other organic substances; to oil, oil products and oil purification from water, etc. It can be used in oil producing, chemical, petrochemical, food, cellulose-paper, pharmaceutical, machine-building and other industries. Granule of filtering material has surface, part of which has lyophobic properties to disperse phase, and rest part of surface – lyophilic properties to disperse phase. Lyophilic part of the surface of the granule is formed with sections the maximum size of which does not exceed 20 % of the granule size.
EFFECT: increased efficiency of disperse phase gripping, increased efficiency of granule regeneration by means of flushing.
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Authors
Dates
2019-04-16—Published
2018-11-11—Filed