MINI-BIOREACTOR Russian patent published in 1997 - IPC

FIELD: waste disposal. SUBSTANCE: invention relates to treating sewage and reuse of household waste to produce biomethane and biofertilizers in individual houses being at long distance from heat and power supply lines and sewerage systems. Bioreactor has casing separated by partitions into acid, neutral, alkali, and methane fermentation chambers; stirring device located between charge and discharge connecting pipes and including drive shaft with blades; heat-exchange unit with immersion heat exchanger and external heat generator; and casing supports. Mini-bioreactor is provided with additional support disposed in gravity center of bioreactor and equipped with retractable member, for example, threaded rod and nut, casing-shaking device, for example, handle. In the methane fermentation chamber inside bioreactor casing, movable rods are disposed. EFFECT: modified design. 3 cl, 3 dwg