| 1/00 | Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B 3/00) |
| 1/02 | Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B 3/00) Dry treatment (sifting or sorting in general B07) |
| 1/04 | Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B 3/00) Wet treatment, e.g. washing, wetting, softening |
| 1/06 | Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B 3/00) Wet treatment, e.g. washing, wetting, softening Devices with rotary parts |
| 1/08 | Preparing grain for milling or like processes (hulling, husking, decorticating, polishing, removing the awns, or degerming B02B 3/00) Conditioning grain with respect to temperature or water content (air conditioning or ventilating of silos F24F; drying apparatus F26B; hygrometers G01N) |
| 3/00 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming |
| 3/02 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of discs |
| 3/04 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of rollers |
| 3/06 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of screws or worms |
| 3/08 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of beaters or blades |
| 3/10 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of brushes |
| 3/12 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming by means of fluid |
| 3/14 | Hulling; Husking; Decorticating (decorticating textile fibres D01B 1/14); Polishing; Removing the awns (in threshing machines A01F 12/42); Degerming Producing flour or meal directly |
| 5/00 | Grain treatment not otherwise provided for |
| 5/02 | Grain treatment not otherwise provided for Combined processes |
| 7/00 | Auxiliary devices |
| 7/02 | Auxiliary devices Feeding or discharging devices |