BIOREACTOR Russian patent published in 1997 - IPC

FIELD: sewage disposal. SUBSTANCE: invention relates to producing manure gas and biological fertilizers from products of vital activity of cattle and poultry, and vegetable refuse in greenhouses. Bioreactor contains casing enclosing fermentation chamber in its lower part and gas space in upper part. Gas space communicates with gas collector including floating bell whose lower edge is located in hydraulic gate. There is also solid phase fermenter disposed concentrically with hydraulic gate, which has a wall made in the form of semirings with hinge. Floating bell is provided with fitting for feeding alkalizing medium through additional hydraulic gate and a pouring facility, e.g. a container. Fermentation chamber has branch pipe for discharging extra substrate. EFFECT: improved structure of reactor. 2 dwg