GAS PURIFIER Russian patent published in 1994 - IPC

FIELD: chemical industry. SUBSTANCE: gas purifier has bottom and lid and a discharged connection. A cyclone with an exhaust pipe is also mounted in the unit along with a sinter-and-filter chamber having a filter baffle in the form of a cylindrical shell. An additional cyclone is provided with its body having an increased diameter and kept in a position concentric with that of the main cyclone and rigidly attached to the latter. The free end of this body extends in height between the intake connection of the additional cyclone and the inlet end of the exhaust pipe the outer end of the latter being rigidly secured to the filter baffle of the sinter-and filter chamber by a tangential inlet. The tangential connection of the additional cyclone is mounted at an increased angle in the direction of gas movement with its cross-section being less. EFFECT: simplicity of manufacture, efficiency, low operating and investment costs. 2 cl, 1 dwg