WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

D01B　MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g.

D01B 1/00 Mechanical separation of fibres from plant material, e.g. seeds, leaves, stalks

D01B 1/02 ・Separating vegetable fibres from seeds, e.g. cotton

D01B 1/04 ・・Ginning

D01B 1/06 ・・・Roller gins, e.g. Macarthy type

D01B 1/08 ・・・Saw gins

D01B 1/10 ・Separating vegetable fibres from stalks or leaves

D01B 1/12 ・・Rippling

D01B 1/14 ・・Breaking or scutching, e.g. of flax; Decorticating

D01B 1/16 ・・・with devices dependent on a bending action to break or loosen fibre-bearing materials (crushing rollers D01B 1/22)

D01B 1/18 ・・・With stamping devices

D01B 1/20 ・・・with scraping devices

D01B 1/22 ・・・with crushing or breaking rollers or plates

D01B 1/24 ・・・with toothed or other pointed devices

D01B 1/26 ・・・with beaters rotating about an axis parallel with the fibre bundle

D01B 1/28 ・・・with beaters rotating about an axis perpendicular to the fibre bundle

D01B 1/30 ・・・Details of machines

D01B 1/32 ・・・・Feeding arrangements

D01B 1/34 ・・・・Devices holding fibres or fibre-bearing materials during treatment

D01B 1/36 ・・・・・Conveying devices, e.g. moving bands or ropes

D01B 1/38 ・・・・Delivery or discharge arrangements

D01B 1/40 ・・・・Arrangements for disposing of non-fibrous materials

D01B 1/42 ・・・・・employing liquids

D01B 1/44 ・・・・Framework; Casings; Coverings; Grids

D01B 1/46 ・・・・Driving arrangements

D01B 1/48 ・・Drying retted fibres

D01B 1/50 ・Obtaining fibres from other specified vegetable matter, e.g. peat, Spanish moss

D01B 3/00 Mechanical removal of impurities from animal fibres (carbonising rags to recover animal fibres D01C 5/00)

D01B 3/02 ・De-burring machines or apparatus (de-burring arrangements forming part of or intimately associated with carding or drafting machines, e.g. burr-crushing rollers, D01G)

D01B 3/025 ・・{Removing pieces of metal}

D01B 3/04 ・Machines or apparatus for washing or scouring loose wool fibres

D01B 3/06 ・・with circular movement of either wool or liquid

D01B 3/08 ・・with longitudinal movement of either wool or liquid

D01B 3/10 ・・Details of machines or apparatus

D01B 5/00 Hackling or heckling machines (hand heckling tools D01G 33/00)

D01B 5/02 ・Details

D01B 5/04 ・・Apparatus for feeding, holding, or conveying materials to or in machines

D01B 5/06 ・・Construction, mounting, or operating features of heckling devices

D01B 5/08 ・・Arrangements for removing, or disposing of, tow or waste

D01B 5/10 ・・Touch pins or other ending devices

D01B 5/12 ・・Framework; Casings; Coverings

D01B 5/14 ・・Driving arrangements

D01B 5/16 ・・Arrangements for confining or removing dust or the like

D01B 7/00 Obtaining silk fibres or filaments

D01B 7/02 ・Cleaning or classifying silk cocoons

D01B 7/04 ・Reeling silk

D01B 7/06 ・Obtaining silk from cocoons or portions thereof not suitable for reeling (de-gumming silk D01C 3/02)

D01B 9/00 Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments