To provide a method of burning completely an inflammable object remaining in a residue in waste incineration equipment.

Flame of a burner can be blown into a portion with the incineration residue staying in the vicinity of the bottom of an incinerator by a metal cylinder with a closed terminal, and holes are formed in respective important points of the cylinder to blow the flame. A spiral metal plate is attached to the outer circumference of the cylinder, and the cylinder can be rotated optionally in right and left directions.