D | TEXTILES; PAPER | |||||||||||||||||||
TEXTILES OR FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR | ||||||||||||||||||||
D01 | NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING | |||||||||||||||||||
Note(s)
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D01D | MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS (working or processing of metal wire B21F; fibres or filaments of softened glass, minerals or slag C03B 37/00) | |||||||||||||||||||
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D01D 1/00 | Treatment of filament-forming or like material (working of plastics or substances in a plastic state, in general B29) | |||||||||||||||||||
D01D 1/02 | • Preparation of spinning solutions | |||||||||||||||||||
D01D 1/04 | • Melting filament-forming substances | |||||||||||||||||||
D01D 1/06 | • Feeding liquid to the spinning head (constructions of pumps F04) | |||||||||||||||||||
D01D 1/09 | • • Pressure, temperature or feeding rate regulation [3] | |||||||||||||||||||
D01D 1/10 | • Filtering or de-aerating the spinning solution or melt | |||||||||||||||||||
D01D 4/00 | Spinnerette packs; Cleaning thereof (D01D 5/24, D01D 5/253, D01D 5/28 take precedence) [3] | |||||||||||||||||||
D01D 4/02 | • Spinnerettes (alloys therefor C22C) [3] | |||||||||||||||||||
D01D 4/04 | • Cleaning spinnerettes or other parts of the spinnerette packs (cleaning in general B08B) [3] | |||||||||||||||||||
D01D 4/06 | • Distributing spinning solution or melt to spinning nozzles [3] | |||||||||||||||||||
D01D 4/08 | • Supporting spinnerettes or other parts of spinnerette packs [3] | |||||||||||||||||||
D01D 5/00 | Formation of filaments, threads, or the like | |||||||||||||||||||
D01D 5/02 | • Starting the formation | |||||||||||||||||||
D01D 5/04 | • Dry spinning methods | |||||||||||||||||||
D01D 5/06 | • Wet spinning methods | |||||||||||||||||||
D01D 5/08 | • Melt-spinning methods | |||||||||||||||||||
D01D 5/084 | • • Heating filaments, threads or the like, leaving the spinnerettes [3] | |||||||||||||||||||
D01D 5/088 | • • Cooling filaments, threads or the like, leaving the spinnerettes [3] | |||||||||||||||||||
D01D 5/092 | • • • in shafts or chimneys [3] | |||||||||||||||||||
D01D 5/096 | • • Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes [3] | |||||||||||||||||||
D01D 5/098 | • • with simultaneous stretching [4] | |||||||||||||||||||
D01D 5/10 | • • using organic materials | |||||||||||||||||||
D01D 5/11 | • Flash-spinning [3] | |||||||||||||||||||
D01D 5/12 | • Stretch-spinning methods (finishing by stretching D02J 1/22) | |||||||||||||||||||
D01D 5/14 | • • with flowing liquid stretching media | |||||||||||||||||||
D01D 5/16 | • • using rollers, or like mechanical devices, e.g. snubbing pins | |||||||||||||||||||
D01D 5/18 | • by means of rotating spinnerets | |||||||||||||||||||
D01D 5/20 | • with varying denier along their length | |||||||||||||||||||
D01D 5/22 | • with a crimped or curled structure; with a special structure to simulate wool (producing crimped or curled effects in filaments or threads after formation D02G 1/00) | |||||||||||||||||||
D01D 5/23 | • • by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes [3] | |||||||||||||||||||
D01D 5/24 | • | |||||||||||||||||||
D01D 5/247 | • • Discontinuous hollow structure or microporous structure [3] | |||||||||||||||||||
D01D 5/253 | • with a non-circular cross section; Spinnerette packs therefor (D01D 5/38 takes precedence) [3] | |||||||||||||||||||
D01D 5/26 | • Formation of staple fibres (by flash-spinning D01D 5/11) | |||||||||||||||||||
D01D 5/28 | • while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor | |||||||||||||||||||
D01D 5/30 | • • Conjugate filaments; Spinnerette packs therefor [3] | |||||||||||||||||||
D01D 5/32 | • • • Side-by-side structure; Spinnerette packs therefor [3] | |||||||||||||||||||
D01D 5/34 | • • • Core-skin structure; Spinnerette packs therefor [3] | |||||||||||||||||||
D01D 5/36 | • • • Matrix structure; Spinnerette packs therefor [3] | |||||||||||||||||||
D01D 5/38 | • Formation of filaments, threads, or the like during polymerisation [3] | |||||||||||||||||||
D01D 5/40 | • by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring [3] | |||||||||||||||||||
D01D 5/42 | • by cutting films into narrow ribbons or filaments or by fibrillation of films [3] | |||||||||||||||||||
D01D 7/00 | Collecting the newly-spun products (collecting newly-spun products with the imparting of twist D01H) | |||||||||||||||||||
D01D 7/02 | • in centrifugal spinning pots [3] | |||||||||||||||||||
D01D 10/00 | Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected (finishing D02J) [4] | |||||||||||||||||||
D01D 10/02 | • Heat treatment (heating for finishing D02J 13/00) [4] | |||||||||||||||||||
D01D 10/04 | • Supporting filaments or the like during their treatment [4] | |||||||||||||||||||
D01D 10/06 | • Washing or drying [4] | |||||||||||||||||||
D01D 11/00 | Other features of manufacture | |||||||||||||||||||
D01D 11/02 | • Opening bundles to space the threads or filaments from one another | |||||||||||||||||||
D01D 11/04 | • Fixed guides | |||||||||||||||||||
D01D 11/06 | • Coating with spinning solutions or melts | |||||||||||||||||||
D01D 13/00 | Complete machines for producing artificial threads | |||||||||||||||||||
D01D 13/02 | • Elements of machines in combination |