Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in papermaking machines D21F11/14)

Child Classifications

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• D01G 9/02 by agitation within a moving receptacle
• D01G 9/04 by means of beater arms
• D01G 9/06 by means of toothed members
• D01G 9/08 by means of air draught arrangements
• D01G 9/12 Combinations of opening or cleaning machines
• D01G 9/14 Details of machines or apparatus