Abstract: Apparatus for the damping of bulk material in which a liquid is to be sprayed into a falling stream of the material, the apparatus including an upright tubular shaft through which the material is to fall in a stream; a plate arranged coaxially below the lower end of the tubular shaft and defining an annular gap between the tubular shaft and the plate through which the material will pass after falling through the tubular shaft; at least one spray nozzle arranged below the plate in a spraying region, and a housing which encloses the lower end of the tubular shaft, the plate and the spraying region and nozzle or nozzles.