DEVICE FOR CLEANING DRAIN WELLS AND PIPELINES Russian patent published in 1995 - IPC

FIELD: cleaning of drain wells and pipelines. SUBSTANCE: connected to jets of hydraulic agitator is pressure pipeline for supply of working medium with vertical sections. Installed at the end of outlet of pulp feed-line located in reservoir is shutoff valve. Vertical pressure pipelines are accommodated in supply pipe connected with pulp feed-line and manifold for working medium supply. Installed over length with inclination to horizontal on vertical sections of pressure pipelines and on vertical pressure pipelines of supply pipe are shelves carrying horizontal branches with plugged ends connected with one pressure pipeline and jets of hydraulic agitator. Hydraulic accumulator is communicated with supply line and manifold supplying working medium. Hydraulic agitator jets have nipples. Air supply pipeline is communicated with pulp feed-line, its inlet has gate with drive. EFFECT: higher efficiency. 4 cl, 6 dwg