Compost bin

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process...

Patent

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Details

4352901, 71 9, C12P 100

Patent

active

057668760

ABSTRACT:
A compost bin for decomposing compostable matter such as food and human waste, comprising a plurality of vertical bin walls which surround a base and define a bin interior which contains the compostable matter. In a preferred embodiment, four vertical bin walls are contemplated, forming a rectangle. A plurality of apertures are formed into the vertical bin walls, and a plurality of hollow ventilation tubes having perforations disposed about the periphery extend through the apertures. A cross-tube connects the hollow ventilation tubes and has a down-turned segment which extends perpendicular to the ground and terminates at an open cross-tube end. A bio-filter bag comprising a porous material and filled with organic material is secured to the open cross-tube end of the cross tube, such that any gases which manage to escape the bin interior through the perforations into the hollow ventilation tubes and down-turned segment of the cross-tube will be effectively filtered.

REFERENCES:
patent: 3951294 (1976-04-01), Wilson
patent: 4060945 (1977-12-01), Wilson
patent: 4211033 (1980-07-01), Ringer
patent: 5156290 (1992-10-01), Rodrigues
patent: 5322793 (1994-06-01), Yarnell
patent: 5457031 (1995-10-01), Masse
patent: 5695986 (1997-12-01), Wold et al.

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