F26B 17/282

Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rollers or discs with material passing over or between them, e.g. suction drum, sieve {, the axis of rotation being in fixed position the materials adhering to, and being dried on, the surface of rotating discs with or without scraping devices}