| Outline |
Indent Level
| |
| Color | Curly Brackets (indicating CPC extensions to IPC) | |
CPC | COOPERATIVE PATENT CLASSIFICATION | ||
 |
| Mechanical separation of fibres from plant material, e.g. seeds, leaves, stalks |
| D01B 1/02 | . | Separating vegetable fibres from seeds, e.g. cotton |
| D01B 1/10 | . | Separating vegetable fibres from stalks or leaves |
D01B 1/12 | . . | Rippling |
| . . | 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 1/38 | . . . . | Delivery or discharge arrangements |
| D01B 1/40 | . . . . | Arrangements for disposing of non-fibrous materials |
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 |
| 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 3/04 | . | Machines or apparatus for washing or scouring loose wool fibres |
| 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 |
| 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 |
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM