WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

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

A24B 1/00 Preparation of tobacco on the plantation (harvesters for tobacco 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 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 B65D 81/22)

A24B 3/04 ・Humidifying or drying tobacco bunches or cut tobacco (A24B 3/12 takes precedence)

A24B 3/06 ・Loosening tobacco leaves or cut tobacco (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 A24C 1/40; tobacco or cigarette paper D21H)

A24B 3/16 ・Classifying or aligning leaves

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

A24B 3/182 ・・{Puffing}

A24B 3/185 ・・・{by impregnating with a liquid and subsequently freezing and evaporating this liquid}

A24B 3/187 ・・・{by electrical treatment}

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 A24B 3/04)

A24B 7/00 Cutting tobacco (hand cutting tools B26B; slicing in general B26D 1/00, 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 ({final drying of cigars A24C 1/383, of cigarettes A24C 5/603}; devices for use by the smoker for controlling the moisture content of tobacco products 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 A24B 3/00 to A24B 11/00; reconstituted tobacco products A24B 3/14; chemical features or treatment of tobacco A24B 15/00)

A24B 13/02 ・Flakes or shreds of tobacco

A24B 15/00 Chemical features or treatment of tobacco; Tobacco substitutes (A24B 3/00 takes precedence)

A24B 15/10 ・Chemical features of tobacco products or tobacco substitutes

A24B 15/12 ・・of reconstituted tobacco

A24B 15/14 ・・・made of tobacco and a binding agent not derived from tobacco

A24B 15/16 ・・of tobacco substitutes

A24B 15/165 ・・・{comprising as heat source a carbon fuel or an oxydized or thermally degraded carbonaceous fuel, e.g. carbohydrates, cellulosic material}

A24B 15/18 ・Treatment of tobacco products or tobacco substitutes

A24B 15/183 ・・{sterilization, preservation or biological decontamination}

A24B 15/186 ・・{by coating with a coating composition, encapsulation of tobacco particles (encapsulation of additives other than tobacco : A24B 15/283)}

A24B 15/20 ・・Biochemical treatment

A24B 15/22 ・・by application of electric or wave energy or particle radiation

A24B 15/24 ・・by extraction; Tobacco extracts

A24B 15/241 ・・・{Extraction of specific substances}

A24B 15/243 ・・・・{Nicotine}

A24B 15/245 ・・・・{Nitrosamines}

A24B 15/246 ・・・・{Polycyclic aromatic compounds}

A24B 15/248 ・・・・{Heavy metals}

A24B 15/26 ・・・Use of organic solvents for extraction

A24B 15/28 ・・by chemical substances

A24B 15/281 ・・・{the action of the chemical substances being delayed}

A24B 15/282 ・・・・{by indirect addition of the chemical substances, e.g. in the wrapper, in the case}

A24B 15/283 ・・・・{by encapsulation of the chemical substances}

A24B 15/284 ・・・・・{the additive being bound to a host by chemical, electrical or like forces, e.g. use of precursors, inclusion complexes}

A24B 15/285 ・・・{characterised by structural features, e.g. particle shape or size}

A24B 15/286 ・・・・{Nanoparticles}

A24B 15/287 ・・・{by inorganic substances only}

A24B 15/288 ・・・・{Catalysts or catalytic material, e.g. included in the wrapping material}

A24B 15/30 ・・・by organic substances {(A24B 15/281 takes precedence)}

A24B 15/301 ・・・・{by aromatic compounds}

A24B 15/302 ・・・・{by natural substances obtained from animals or plants}

A24B 15/303 ・・・・・{Plant extracts other than tobacco}

A24B 15/305 ・・・・{of undetermined constitution characterised by their preparation}

A24B 15/306 ・・・・・{one reactant being an amino acid or a protein, e.g. Maillard`s reaction (A24B 15/307 takes precedence)}

A24B 15/307 ・・・・・{using micro-organisms or enzymes as catalysts}

A24B 15/308 ・・・・{vitamins}

A24B 15/32 ・・・・by acylic compounds

A24B 15/34 ・・・・containing a carbocyclic ring other than a six-membered aromatic ring

A24B 15/345 ・・・・・{containing condensed rings}

A24B 15/36 ・・・・containing a heterocyclic ring

A24B 15/365 ・・・・・{having nitrogen and sulfur as hetero atoms in the same ring}

A24B 15/38 ・・・・・having only nitrogen as hetero atom

A24B 15/385 ・・・・・・{in a five-membered ring}

A24B 15/40 ・・・・・having only oxygen or sulfur as hetero atoms

A24B 15/403 ・・・・・・{having only oxygen as hetero atoms}

A24B 15/406 ・・・・・・・{in a five-membered ring}

A24B 15/42 ・・・by organic and inorganic substances {(A24B 15/281 takes precedence)}