METHANE TANK Russian patent published in 1997 - IPC

FIELD: organic waste disposal. SUBSTANCE: invention relates to anaerobically treating sewage, utilizing carbon-containing solid household waste, and producing biogas with the aid of methane tank. The latter has casing separated by partitions into chambers for acid, neutral, alkali, and methane fermentation and biogas space communicating with biogas withdrawal pipe through hydraulic gate, stirring device, supply and withdrawal connecting pipes, mechanical disintegrator in the form of drive shaft with disintegrating members disposed in container inside the casing having perforated bottom, through which the container communicates with acid fermentation chamber. Loading device is also available in the form of box with sealed cover in its upper part, its lower part being located in the container. EFFECT: improved design. 1 dwg