PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING (winding or unwinding, conducting or guiding laps, webs, slivers or rovings in general, sliver or roving cans, depositing in sliver or roving cabs B65H; preparation of fibres for paper-making D21)

Child Classifications

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• D01G 1/00 Severing continuous filaments or long fibres, e.g. stapling IPC+CPC Available in IPC and CPC
• D01G 11/00 Disintegrating fibre-containing articles to obtain fibres for re-use IPC+CPC Available in IPC and CPC
• D01G 13/00 Mixing, e.g. blending, fibres; Mixing non-fibrous materials with fibres IPC+CPC Available in IPC and CPC
• D01G 15/00 Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines (de-burring apparatus or machines operating independently D01B) IPC+CPC Available in IPC and CPC
• D01G 17/00 Silk-dressing machines IPC+CPC Available in IPC and CPC
• D01G 19/00 Combing machines IPC+CPC Available in IPC and CPC
• D01G 21/00 Combinations of machines, apparatus, or processes, e.g. for continuous processing (D01G1/06, D01G9/12, D01G15/46, D01G15/94 take precedence) IPC+CPC Available in IPC and CPC
• D01G 23/00 Feeding fibres to machines; Conveying fibres between machines (D01G21/00 takes precedence; intermediate feeds in carding machines D01G15/40) IPC+CPC Available in IPC and CPC
• D01G 25/00 Lap-forming devices not integral with machines specified above (forming mats or batts of continuous filaments for non-woven fabrics D04H) IPC+CPC Available in IPC and CPC
• D01G 27/00 Lap- or sliver-winding devices, e.g. for products of cotton scutchers, jute cards, or worsted gill boxes IPC+CPC Available in IPC and CPC
• D01G 29/00 Arrangements for lubricating fibres, e.g. in gill boxes (processes involving the use of particular lubricants D06M15/00) IPC+CPC Available in IPC and CPC
• D01G 3/00 Roughening of fibres IPC+CPC Available in IPC and CPC
• D01G 31/00 Warning or safety devices, e.g. automatic fault detectors, stop motions (safety devices of general application F16P; indicating devices of general application G08B) +2 CPC IPC+CPC Available in IPC and CPC
• D01G 33/00 Hand tools for treatment of fibres IPC+CPC Available in IPC and CPC
• D01G 35/00 Treatment of oakum IPC+CPC Available in IPC and CPC
• D01G 5/00 Separating, e.g. sorting, fibres (separating fibres of differing lengths in silk-dressing machines D01G17/00; in combing machines D01G19/00) IPC+CPC Available in IPC and CPC
• D01G 7/00 Breaking or opening fibre bales IPC+CPC Available in IPC and CPC
• D01G 9/00 Opening or cleaning fibres, e.g. scutching cotton (scutching flax or like fibres D01B; making cellulose wadding in papermaking machines D21F11/14) IPC+CPC Available in IPC and CPC
• D01G 99/00 Subject matter not provided for in other groups of this subclass since 2010 +1 CPC IPC+CPC Available in IPC and CPC