FIELD: land reclamation and road systems; cleaning of pipes. SUBSTANCE: device has housing with cleaning tools fitted on, mechanisms to provide axial and rotary motion, working liquid delivery arrangement and pulp outlet arrangement. Cleaning tools have multi-tooth shares, helical transportation blades and stirring blades arranged on parallel shafts installed on movable housing. Teeth of shares are arranged asymmetrically relative to axis of rotation. Made on outer radius of transportation blades are cross cuts and longitudinal slots in points of blade-to-shaft mating. Stirring blades are toothed over perimeter. Fitted in lower part of movable housing are wedge-type knives-rippers. Pulp outlet arrangement is located above rippers. EFFECT: enhanced quality of pipe cleaning. 3 dwg
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