Abstract: Apparatus for shelling or husking cereals comprising a horizontally oriented rotatable drum, a perforated cylinder surrounding and spaced from the annular wall of the drum, a radial chamber on the inlet side of the drum, an annular chamber between the surface of the drum and the perforated cylinder, a collection chamber for the shells or husks outside the perforated cylinder, a collection chamber at the other end of the drum for the material that has been shelled or husked and a sealable lip at the downstream end of the perforated cylinder, the seal of which is adjustable to properly control the separation of the shelled material from the shells or husks.

Abstract: Grinding disk for disk mills, including a plurality of annular rings of cutting tools, wherein each ring of cutting tools is formed of a plurality of annularly spaced apart, generally radially oriented saw teeth sets, with the sets of teeth of radially adjacent annular rings being generally annularly offset.