摘要 |
Apparatus for the treatment of animal feedstuff prior to pelletizing thereof comprising a conditioning vessel and at least one sterilization vessel, each of which is in the form of a cylindrical drum, means for feeding the material to be treated through the conditioning vessel where steam or other a additive can be applied, means for passing material from the conditioning vessel to the sterilization vessel or vessels and means for discharging material from the sterilization vessel or vessels after a required residence time therein, said conditioning vessel and said sterilization vessel or vessels being arranged in spaced apart relationship and connected by walls to form an integral structure having a single chamber between said vessels through which a heating medium may be passed, thus to heat the contents of both the conditioning vessel and the or each sterilization vessel.
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