FIELD: adsorbents for treatment of sewage waters; applicable in deep final treatment of process sewage waters containing several contaminants of different origin. SUBSTANCE: introduced into adsorbent composition based on products of peat low-temperature thermolysis are poly-1,2- dimethyl-5-vinylpyridine methyl sulfate and hydroxides of aluminum and iron. Claimed adsorbent allows efficient purification of sewage waters from oil, oil products and heavy metal ions and surpasses product of peat low-temperature thermolysis in degree of withdrawal of heavy metal ions, and its adsorption capacity with respect to oil products is comparable with carbon adsorption capacity. EFFECT: higher efficiency. 3 tbl, 1 ex
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Authors
Dates
2000-09-20—Published
1999-02-10—Filed