| 摘要 |
FIELD: domestic heat supply systems. ^ SUBSTANCE: furnace comprises housing provided with a narrowing in the top section, lid, doors for charging fuel and discharging ash, and ports for supplying air to the furnace. The furnace receives the grate that defines a blowing passage for burning fuel, grate that defines the blowing passage mounted in the fuel to burnt out, and two additional grates that form blowing passages for burning fuel. The blowing passage is set in the fuel to be burnt out and is arranged at the center of the blowing passage for burning fuel. The cross-section of the housing of the furnace is rectangular. The housing of the furnace is provided with grates that provide air supply for burning fuel. ^ EFFECT: enhanced efficiency. ^ 1 cl, 18 dwg |
