SELECTIVE GAS-HYDRAULIC-DYNAMIC FILTER Russian patent published in 1996 - IPC

FIELD: gasses and liquids purification filters production. SUBSTANCE: through conical cavity is made in the form of casing, that is made of longitudinally stretched strings. In the case on the cone surface there are uniformly located windings of metal and non-metal stripes, threads, wires, that are selectively adsorbing chemical elements and form labyrinth filtering layer of side surface. Spiral or periodical system of rings separated one from another by bushes is inserted into inner part of conical casing, that is made of longitudinally stretched strings, using tightening through shift of ring-type disk. EFFECT: improved degree of purification. 2 cl, 2 dwg