FIELD: production of absorbing filtering material. SUBSTANCE: impregnating substance is added to form a high-porosity structure with activated surface. Boric acid is added as caking agent after which the compound obtained is left for drying for 1-2 days. Then it is left for drying at 150-200 C for 1-2 hours. The system is then used in separating gases. EFFECT: higher efficiency. 3 dwg, 6 cl
Authors
Dates
1995-06-09—Published
1993-10-21—Filed