A cleaning device that can properly and efficiently clean a place such as a coke oven top part where an obstacle is present, can perform cleaning irrespective of whether or not a coal charging car is operating, and has a simple and compact structure and a method for cleaning an oven top of a coke oven. The cleaning device travels on a road surface and collects an accumulated substance accumulated on the road surface and includes a travelling trolley, a collector provided on a front face part of the travelling trolley that collects the accumulated substance accumulated on the road surface in front of the travelling trolley as the travelling trolley travels forward, and a sweeper provided on the travelling trolley and that sweeps the accumulated substance accumulated on the road surface beside the travelling trolley toward a position in front of the travelling trolley.

A method of charging a coke oven with coal includes the steps of charging coal in a coke oven chamber, whereby a heap of coal forms in the chamber; and leveling the heap of coal, where the leveling step includes: introducing a blasting end of a blasting pipe into the heap of coal, the blasting pipe being in communication with a pressurized gas storage vessel configured to release gas blasts; releasing at least one gas blast through the blasting end in the heap of coal in order to cause a leveling thereof; removing the blasting pipe from the chamber.

A method of charging a coke oven with coal includes the steps of charging coal in a coke oven chamber, whereby a heap of coal forms in the chamber; and leveling the heap of coal, where the leveling step includes: introducing a blasting end of a blasting pipe into the heap of coal, the blasting pipe being in communication with a pressurized gas storage vessel configured to release gas blasts; releasing at least one gas blast through the blasting end in the heap of coal in order to cause a leveling thereof; removing the blasting pipe from the chamber.