摘要 |
The present disclosure is directed to an apparatus for the treatment of materials which comprises a heat-insulated treatment chamber, a plurality of sieve drum means subjected to a suction draft rotatably disposed within said treatment chamber, fan means associated with the sieve drum means for producing a suction draft and for circulating the treatment medium in said treatment chamber, heating means provided in the circulation zone of the treatment medium, tentering means containing tensioning chains at least partially disposed outside of the treatment chamber serving as inlet means for said material, said tentering means cooperating with the sieve drum means for the effective conveyance of the material being treated to avoid shrinkage within said treatment chamber and outlet means for removing the material being treated from the treatment chamber. |