|  | A |
SECTION A — HUMAN NECESSITIES

FOODSTUFFS; TOBACCO

|  | A24 |
TOBACCO; CIGARS; CIGARETTES; SMOKERS' REQUISITES

|  | A24B |
MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF

|  | A24B |
Subclass index
PREPARATION | 1/00, 3/00
STRIPPING; CUTTING; HUMIDIFYING | 5/00; 7/00; 3/00, 9/00
TWISTING MACHINES | 11/00
CHEMICAL TREATMENT | 15/00
TOBACCO | 13/00

|  | A24B 1/00 |
Preparation of tobacco on the plantation (harvesters for tobacco Fulltext... Hierarchy... Expanded...A01D 45/16)

|  | A24B 1/02 |
· | Arrangements in barns for preparatory treatment of the tobacco, e.g. with devices for drying

|  | A24B 1/04 |
· | Sifting, sorting, cleaning or removing impurities from tobacco (purifying by sifting or sorting in general Fulltext... Hierarchy... Expanded...B07B)

|  | A24B 1/06 |
· | Stringing tobacco leaves

|  | A24B 1/08 |
· | Suspending devices for tobacco leaves

|  | A24B 1/10 |
· | Packing or pressing tobacco

|  | A24B 3/00 |
Preparing tobacco in the factory

|  | A24B 3/02 |
· | Humidifying packed raw tobacco (containers for packaging contents in moist condition Fulltext... Hierarchy... Expanded...B65D 81/22)

|  | A24B 3/04 |
· | Humidifying or drying tobacco bunches or cut tobacco (Fulltext... Hierarchy... Expanded...A24B 3/12 takes precedence)

|  | A24B 3/06 |
· | Loosening tobacco leaves or cut tobacco (Fulltext... Hierarchy... Expanded...A24B 3/07 takes precedence)

|  | A24B 3/07 |
· | Cutting or removing tie leaves; Cutting-off stem butts

|  | A24B 3/08 |
· | Blending tobacco

|  | A24B 3/10 |
· | Roasting or cooling tobacco

|  | A24B 3/12 |
· | Steaming, curing, or flavouring tobacco

|  | A24B 3/14 |
· | Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products (delustering Fulltext... Hierarchy... Expanded...A24C 1/40; tobacco or cigarette paper Fulltext... Hierarchy... Expanded...D21H)

|  | A24B 3/16 |
· | Classifying or aligning leaves

|  | A24B 3/18 |
· | Other treatment of leaves, e.g. puffing, crimpling, cleaning

|  | A24B 5/00 |
Stripping tobacco; Treatment of stems or ribs

|  | A24B 5/02 |
· | by plucking out the stem

|  | A24B 5/04 |
· | by cutting out the stem

|  | A24B 5/06 |
· | by stripping leaf-parts from the stem

|  | A24B 5/08 |
· | by cutting-off, shaving off, pressing flat the thick parts of stems or ribs

|  | A24B 5/10 |
· | by crushing the leaves with subsequent separating

|  | A24B 5/12 |
· | Auxiliary devices for stripping

|  | A24B 5/14 |
· | Flattening machines for leaves or stems

|  | A24B 5/16 |
· | Other treatment of stems or ribs, e.g. bending, chopping, incising (humidifying Fulltext... Hierarchy... Expanded...A24B 3/04)

|  | A24B 7/00 |
Cutting tobacco (hand-cutting tools Fulltext... Hierarchy... Expanded...B26B; slicing in general Fulltext... Hierarchy... Expanded...B26D 1/00, Fulltext... Hierarchy... Expanded...B26D 3/00)

|  | A24B 7/02 |
· | by machines with reciprocating knives

|  | A24B 7/04 |
· | by machines with revolving knives

|  | A24B 7/06 |
· · | with two co-operating sets of knife discs

|  | A24B 7/08 |
· · | with several knives which act one after the other

|  | A24B 7/10 |
· · · | with cutter axes parallel to the feeding direction

|  | A24B 7/12 |
· · · | with cutter axes transverse to the feeding direction

|  | A24B 7/14 |
· | Feeding or regulating devices for tobacco-cutting apparatus

|  | A24B 9/00 |
Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco (devices for use by the smoker for controlling the moisture content of tobacco products Fulltext... Hierarchy... Expanded...A24F 25/00)

|  | A24B 11/00 |
Tobacco-twisting machines

|  | A24B 13/00 |
Tobacco for pipes, for cigars, e.g. cigar inserts, or for cigarettes; Chewing tobacco; Snuff (mechanical treatment Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A24B 3/00-A24B 11/00; reconstituted tobacco products Fulltext... Hierarchy... Expanded...A24B 3/14; chemical features or treatment of tobacco Fulltext... Hierarchy... Expanded...A24B 15/00)

|  | A24B 13/02 |
· | Flakes or shreds of tobacco

|  | A24B 15/00 |
Chemical features or treatment of tobacco; Tobacco substitutes (Fulltext... Hierarchy... Expanded...A24B 3/00 takes precedence)

|  | A24B 15/10 |
· | Chemical features of tobacco products or tobacco substitutes [3]

|  | A24B 15/12 |
· · | of reconstituted tobacco [3]

|  | A24B 15/14 |
· · · | made of tobacco and a binding agent not derived from tobacco [3]

|  | A24B 15/16 |
· · | of tobacco substitutes [3]

|  | A24B 15/18 |
· | Treatment of tobacco products or tobacco substitutes [3]

|  | A24B 15/20 |
· · | Biochemical treatment [3]

|  | A24B 15/22 |
· · | by application of electric or wave energy or particle radiation [3]

|  | A24B 15/24 |
· · | by extraction; Tobacco extracts [3]

|  | A24B 15/26 |
· · · | Use of organic solvents for extraction [3]

|  | A24B 15/28 |
· · | by chemical substances [3]

|  | A24B 15/30 - A24B 15/42 |
Note(s) In groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A24B 15/30-A24B 15/42, in the absence of an indication to the contrary, classification is made in the last appropriate place for a substance. [3]

|  | A24B 15/30 |
· · · | by organic substances [3]

|  | A24B 15/32 |
· · · · | by acyclic compounds [3]

|  | A24B 15/34 |
· · · · | containing a carbocyclic ring other than a six-membered aromatic ring [3]

|  | A24B 15/36 |
· · · · | containing a heterocyclic ring [3]

|  | A24B 15/38 |
· · · · · | having only nitrogen as hetero-atoms [3]

|  | A24B 15/40 |
· · · · · | having only oxygen or sulfur as hetero-atoms [3]

|  | A24B 15/42 |
· · · | by organic and inorganic substances [3]