APPARATUS FOR CLEANING CONTAMINATED FIBROUS MIXTURES Russian patent published in 2002 - IPC

FIELD: textile industry. SUBSTANCE: apparatus has mixture feeding fan, fiber feeding pipe, fiber discharge pipe, and material separation device made in the form of vertical axially aligned branch pipes arranged in row and adapted for separating contaminants. Branch pipes are made in the form of truncated cone with shield at large base. Branch pipes are positioned for displacement in vertical plane. Cones have different geometrical parameters and are arranged so as to define elliptical section of row of branch pipes. Apparatus provides for improved cleaning of fibrous mixture from contaminants. EFFECT: increased efficiency and simplified construction. 2 dwg