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A
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HUMAN NECESSITIES
A01
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AGRICULTURE
A01
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AGRICULTUREFORESTRYANIMAL HUSBANDRYHUNTINGTRAPPINGFISHING
A21
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FOODSTUFFS; TOBACCO
A21
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BAKINGEDIBLE DOUGHS
A22
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BUTCHERINGMEAT TREATMENTPROCESSING POULTRY OR FISH
A23
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FOODS OR FOODSTUFFSTHEIR TREATMENT, NOT COVERED BY OTHER CLASSES
A23B
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PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDSCHEMICAL RIPENING OF FRUIT OR VEGETABLESTHE PRESERVED, RIPENED, OR CANNED PRODUCTS (preserving foodstuffs in general A23L 3/00; applying food preservatives in packages B65D 81/28)
A23C
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DAIRY PRODUCTS, e.g. MILK, BUTTER, CHEESEMILK OR CHEESE SUBSTITUTESMAKING THEREOF (obtaining protein compositions for foodstuffs A23J 1/00; preparation of peptides, e.g. of proteins, in general C07K 1/00)
A23D
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EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS (animal feeding-stuffs A23K 1/00; foods or foodstuffs containing edible oils or fats A21D , A23C , A23G , A23L; obtaining, refining, preserving C11B , C11C; hydrogenation C11C 3/12)
A23F
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COFFEETEATHEIR SUBSTITUTESMANUFACTURE, PREPARATION, OR INFUSION THEREOF (coffee or tea pots A47G 19/14; tea infusers A47G 19/16; apparatus for making beverages, e.g. coffee or tea, A47J 31/00; coffee mills A47J 42/00)
A23G
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COCOACHOCOLATECONFECTIONERYICE-CREAM
A23J
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PROTEIN COMPOSITIONS FOR FOODSTUFFSWORKING-UP PROTEINS FOR FOODSTUFFSPHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS (fodder A23K; protein compositions or phosphatide compositions for pharmaceuticals A61K; phosphatides per se C07F 9/10; proteins per se C07K) [4]
A23K
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FODDER
A23L
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FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A23B TO A23JTHEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT (shaping or working, not fully covered by this subclass, A23P)PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL [4]
A23L 1/00
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Foods or foodstuffsTheir preparation or treatment (preservation thereof in general A23L 3/00) [4]
A23L 2/00
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Non-alcoholic beveragesDry compositions or concentrates thereforTheir preparation (soup concentrates A23L 1/40; preparation of non-alcoholic beverages by removal of alcohol C12H 3/00) [2]
A23L 3/00
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Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs (preservation of flour or bread A21D; processes specially adapted for particular foods or foodstuffs, see the relevant groups for the foods or foodstuffs in A23; preserving foods or foodstuffs in association with packaging B65B 55/00; preservation of alcoholic beverages C12H)
A23L 3/005
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by heating using irradiation or electric treatment (drying or kilning A23L 3/40) [5]
A23L 3/01
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. . using micro-waves or dielectric heating [5]
A23L 3/015
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by treatment with pressure variation, shock, acceleration or shear stress [5]
A23L 3/02
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by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus (A23L 3/005 takes precedence) [5]
A23L 3/04
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. . with packages on endless chain or band conveyers
A23L 3/06
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. . with packages transported along a helical path
A23L 3/08
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. . with packages on a revolving platform
A23L 3/10
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by heating materials in packages which are not progressively transported through the apparatus (A23L 3/005 takes precedence) [5]
A23L 3/12
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. . with packages in intercommunicating chambers through which the heating medium is circulated
A23L 3/14
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. . with packages moving on the spot
A23L 3/16
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by heating loose unpacked materials (A23L 3/005 takes precedence) [5]
A23L 3/18
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. . while they are progressively transported through the apparatus
A23L 3/20
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. . . with transport along plates
A23L 3/22
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. . . with transport through tubes
A23L 3/24
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. . with the materials in spray form
A23L 3/26
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by irradiation without heating
A23L 3/28
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. . with ultra-violet light
A23L 3/30
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. . by treatment with ultrasonic waves
A23L 3/32
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by treatment with electric currents without heating effect
A23L 3/34
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by treatment with chemicals
A23L 3/3409
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. . in the form of gases, e.g. fumigationCompositions or apparatus therefor [5]
A23L 3/3418
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. . . in a controlled atmosphere, e.g. partial vacuum, comprising only CO_2_, N_2_, O_2_ or H_2_O [5]
A23L 3/3427
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. . . . in which an absorbent is placed or used (packages for foodstuffs with provision for absorbing fluids B65D 81/26) [5]
A23L 3/3436
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. . . . . Oxygen absorbent [5]
A23L 3/3445
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. . . in a controlled atmosphere comprising other gases in addition to CO_2_, N_2_, O_2_ or H_2_O [5]
A23L 3/3454
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. . in the form of liquids or solids [5]
A23L 3/3463
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. . . Organic compoundsMicro-organismsEnzymes [5]
A23L 3/3472
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. . . . Compounds of undetermined constitution obtained from animals or plants [5]
A23L 3/3481
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. . . . Organic compounds containing oxygen [5]
A23L 3/349
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. . . . . with singly-bound oxygen [5]
A23L 3/3499
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. . . . . with doubly-bound oxygen [5]
A23L 3/3508
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. . . . . containing carboxyl groups [5]
A23L 3/3517
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. . . . . . Carboxylic acid esters [5]
A23L 3/3526
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. . . . Organic compounds containing nitrogen [5]
A23L 3/3535
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. . . . Organic compounds containing sulfur [5]
A23L 3/3544
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. . . . Organic compounds containing hetero rings [5]
A23L 3/3553
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. . . . Organic compounds containing phosphorus [5]
A23L 3/3562
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. . . . SugarsDerivatives thereof [5]
A23L 3/3571
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. . . . Micro-organismsEnzymes [5]
A23L 3/358
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. . . Inorganic compounds [5]
A23L 3/3589
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. . . Apparatus for preserving using liquids [5]
A23L 3/3598
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. . . Apparatus for preserving using solids [5]
A23L 3/36
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FreezingSubsequent thawingCooling [5]
A23L 3/365
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. . Thawing subsequent to freezing [5]
A23L 3/37
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. . with addition of chemicals [5]
A23L 3/375
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. . . with direct contact between the food and the chemical, e.g. liquid N_2_, at cryogenic temperature [5]
A23L 3/40
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by drying or kilningSubsequent reconstitution [4, 5]
A23L 3/42
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. . with addition of chemicals before or during drying [5]
A23L 3/44
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. . Freeze-drying [5]
A23L 3/46
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. . Spray-drying [5]
A23L 3/48
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. . Thin layer-, drum- or roller-drying [5]
A23L 3/50
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. . Fluidised-bed drying [5]
A23L 3/52
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. . Foam-drying [5]
A23L 3/54
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. . using irradiation or electric treatment, e.g. ultrasonic waves [5]
A23N
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MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES, OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FORPEELING VEGETABLES OR FRUIT IN BULKAPPARATUS FOR PREPARING ANIMAL FEEDING-STUFFS (machines for cutting straw or fodder A01F 29/00; disintegrating, e.g. shredding, B02C; severing, e.g. cutting, splitting, slicing, B26B , B26D)
A23P
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SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS (shaping substances in a plastic state in general B29C)
A24
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TOBACCOCIGARSCIGARETTESSMOKERS' REQUISITES
A41
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PERSONAL OR DOMESTIC ARTICLES
A41
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WEARING APPAREL
A42
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HEADWEAR
A43
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FOOTWEAR
A44
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HABERDASHERYJEWELLERY
A45
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HAND OR TRAVELLING ARTICLES
A46
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BRUSHWARE
A47
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FURNITURE (arrangements of seats for, or adaptation of seats to, vehicles B60N)DOMESTIC ARTICLES OR APPLIANCESCOFFEE MILLSSPICE MILLSSUCTION CLEANERS IN GENERAL (ladders E06C)
A61
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HEALTH; AMUSEMENT
A61
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MEDICAL OR VETERINARY SCIENCEHYGIENE
A62
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LIFE-SAVINGFIRE-FIGHTING (ladders E06C)
A63
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SPORTSGAMESAMUSEMENTS
B
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PERFORMING OPERATIONS; TRANSPORTING
C
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CHEMISTRY; METALLURGY
D
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TEXTILES; PAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G
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PHYSICS
H
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ELECTRICITY

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