To provide a waste disposal facility which can certainly remove garbage not suited for fermentation, when methane gas is recovered from the garbage.
The waste disposal facility can recover methane gas from waste such as garbage, and comprises a biaxial crusher 2 which coarsely crushes the waste, a foreign substance removal device 4 which makes a coarsely crushed material produced by the biaxial crusher 2 fall onto a rotary drum 22, and separates/removes a foreign substance included in the garbage by the difference in repulsive force to the fall, a crushing separator 5 which guides the coarsely crushed material from which a foreign substance is separated by the foreign substance removal device 4 and finely crushes the coarsely crushed material and further, removes the foreign substance included in the garbage, and a garbage fermentation tank 6 which guides the garbage from which the foreign substance is removed by the crushing separator 5 and performs a fermentation process of the garbage.
COPYRIGHT: (C)2011,JPO&INPIT
Masahiro Takeda
Yamada Kozo
Tanaka Asato
Kiyose Akinori
Takashi Miura
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Yoshihiro Morimoto