|  | D |
SECTION D — TEXTILES; PAPER

TEXTILES OR FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR

|  | D01 |
NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING (metal threads Fulltext... Hierarchy... Expanded...B21; fibres or filaments of softened glass, minerals, or slag Fulltext... Hierarchy... Expanded...C03B 37/00; yarns Fulltext... Hierarchy... Expanded...D02)

|  | D01 |
Note(s) In this class, the following terms are used with the meanings indicated: "fibre" means a relatively-short, elongated member of natural or artificial material; "filament" means an endless or quasi-endless, elongated member of natural or artificial material; "yarn" means a unitary assembly of fibres, usually produced by spinning; "thread" means an assembly of yarns or filaments, usually produced by twisting.

|  | D01B |
MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OR FILAMENTS, e.g. FOR SPINNING (crude extraction of asbestos fibres from ores Fulltext... Hierarchy... Expanded...B03B; apparatus for retting Fulltext... Hierarchy... Expanded...D01C)

|  | D01B |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01.

|  | D01B |
Subclass index
TREATMENT OF PLANT MATERIAL |
Separation of fibres from plant material | 1/00
Hackling or heckling machines | 5/00
TREATMENT OF ANIMAL FIBRES |
De-burring, washing, scouring | 3/00
Obtaining silk fibres | 7/00
OTHER TREATMENTS | 9/00

|  | D01C |
CHEMICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES

|  | D01C |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01. Processes using enzymes or micro-organisms in order to: liberate, separate or purify a pre-existing compound or composition, or to treat textiles or clean solid surfaces of materials are further classified in subclass Fulltext... Hierarchy... Expanded...C12S. [5]

|  | D01D |
MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS

|  | D01D |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01. Apparatus specially adapted for the manufacture of carbon filaments are classified in group Fulltext... Hierarchy... Expanded...D01F 9/12. [5]

|  | D01D |
Subclass index
MECHANICAL TREATMENT OF FILAMENT-FORMING MATERIAL | 1/00
PRODUCTION OF ARTIFICIAL FIBRES |
Methods | 5/00
Spinnerette packs; formation of filaments; collecting the newly-spun products | 4/00; 5/00; 7/00
Physical treatment during manufacture | 10/00
Other operations | 11/00
COMPLETE MACHINES; DETAILS | 13/00; 4/02, 7/00, 11/04

|  | D01F |
CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS [2]

|  | D01F |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01. Processes using enzymes or micro-organisms in order to: liberate, separate or purify a pre-existing compound or composition, or to treat textiles or clean solid surfaces of materials are further classified in subclass Fulltext... Hierarchy... Expanded...C12S. [5]

|  | D01F |
Subclass index
GENERAL PROCESSES | 1/00
FILAMENTS AND MANUFACTURE THEREOF |
From cellulose or derivatives; from proteins | 2/00; 4/00
From synthetic resins | 6/00
From other materials | 9/00
Multicomponent filaments | 8/00
AFTER-TREATMENT; RECOVERY OF STARTING MATERIAL | 11/00; 13/00

|  | D01G |
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 cans Fulltext... Hierarchy... Expanded...B65H; preparation of fibres for paper-making Fulltext... Hierarchy... Expanded...D21)

|  | D01G |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01.

|  | D01G |
Subclass index
OPERATIONS BEFORE CARDING; MACHINES THEREFOR |
Opening fibre bales; separating and sorting of fibres; opening or cleaning fibres | 7/00; 5/00; 9/00
Severing of continuous filaments; roughening of fibres | 1/00; 3/00
Recovery of fibres by breaking-up fibre-containing articles | 11/00
Mixing of fibres, or of fibres with non-fibrous materials | 13/00
CARDING OR SUBSEQUENT OPERATIONS; MACHINES THEREFOR |
Feeding or conveying fibres for machines; lap-forming; lap-winding; lubricating fibres | 23/00; 25/00; 27/00; 29/00
Carding and burr-crushing, combing | 15/00, 19/00
SILK-DRESSING; TREATMENT OF OAKUM | 17/00; 35/00
MISCELLANEOUS |
Combination of machines or processes for continuous processing | 21/00
Warning or safety devices | 31/00
Hand tools for treatment of fibres | 33/00
OTHER PRELIMINARY TREATMENTS | 37/00

|  | D01H |
SPINNING OR TWISTING (unwinding, paying-out, forwarding, winding, or coiling filamentary material, not intimately associated with spinning or twisting, Fulltext... Hierarchy... Expanded...B65H; cores, formers, supports, or holders for coiled or wound material, e.g. bobbins, Fulltext... Hierarchy... Expanded...B65H; twisting oakum Fulltext... Hierarchy... Expanded...D01G 35/00; crimping or curling of fibres, filaments, or yarns Fulltext... Hierarchy... Expanded...D02G 1/00; making chenille Fulltext... Hierarchy... Expanded...D03D, Fulltext... Hierarchy... Expanded...D04D 3/00; testing yarns, rovings, slivers, fibres, or fibre webs Fulltext... Hierarchy... Expanded...G01)

|  | D01H |
Note(s) Attention is drawn to the Note following the title of class Fulltext... Hierarchy... Expanded...D01.

|  | D01H |
Subclass index
SPINNING OR TWISTING MACHINES |
With continuous wind-up; with intermittent wind-up | 1/00; 3/00
Open-end spinning | 4/00
Drafting machines or arrangements | 5/00
Spinning or twisting arrangements | 7/00
COMMON STRUCTURAL FEATURES, DETAILS, OR ACCESSORIES |
Replacing bobbins; confining or removing dust or fly | 9/00; 11/00
Other structural features, details, or accessories | 13/00
Piecing arrangements; hand tools | 15/00; 17/00