FIELD: filtration processes; removal of filter material from filters working at high pressures. SUBSTANCE: mounted inside filter are units for delivery of material to be treated high-pressure cavity and units for removal of filtered product. Connected to material outlet end in outlet passage of filter cavity is adjusting member including at least two adjusting units having holes which are movable relative to each other for maintenance of height of surface of filtered material in outlet passage at preset level. EFFECT: simplified construction; low cost. 7 cl, 7 dwg
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