| 1/00 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) |
| 1/02 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) to form staple fibres not delivered in strand form |
| 1/04 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) to form staple fibres not delivered in strand form by cutting |
| 1/06 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) Converting tows to slivers or yarns, e.g. in direct spinning |
| 1/08 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) Converting tows to slivers or yarns, e.g. in direct spinning by stretching or abrading |
| 1/10 | Severing continuous filaments or long fibres, e.g. stapling (drafting arrangements, twisting arrangements D01H) Converting tows to slivers or yarns, e.g. in direct spinning by cutting |
| 3/00 | Roughening of fibres |
| 5/00 | Separating, e.g. sorting, fibres (separating fibres of differing lengths in silk-dressing machines D01G 17/00; in combing machines D01G 19/00) |
| 7/00 | Breaking or opening fibre bales |
| 7/02 | Breaking or opening fibre bales by means of beater arms |
| 7/04 | Breaking or opening fibre bales by means of toothed members |
| 7/06 | Breaking or opening fibre bales Details of apparatus or machines |
| 7/08 | Breaking or opening fibre bales Details of apparatus or machines Arrangements for feeding bales to comminuting elements |
| 7/10 | Breaking or opening fibre bales Details of apparatus or machines Arrangements for discharging fibres |
| 7/12 | Breaking or opening fibre bales Details of apparatus or machines Framework; Casings; Coverings; Grids |
| 7/14 | Breaking or opening fibre bales Details of apparatus or machines Driving arrangements |
| 9/00 | Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in paper-making machines D21F 11/14) |
| 9/02 | Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in paper-making machines D21F 11/14) by agitation within a moving receptacle |
| 9/04 | Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in paper-making machines D21F 11/14) by means of beater arms |
| 9/06 | Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in paper-making machines D21F 11/14) by means of toothed members |