A
SECTION A — HUMAN NECESSITIES
  
AGRICULTURE
 A23
FOODSTUFFS AND THEIR TREATMENT NOT INCLUDED IN OTHER CLASSES
 A23B
PRESERVING, E. G. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; THE PRESERVED OR CANNED PRODUCTS (preserving foodstuffs in general, physical methods of preservation applicable generally A23L 3/00)
 A23B 1/00
Preservation of meat or sausages, including mixtures with vegetables
 A23B 1/01
·  Preservation by means of inorganic salts
 A23B 1/03
·  ·  together with organic substances
 A23B 1/04
·  Drying and/or smoking; Smoking devices (drying apparatus in general F26B)
 A23B 1/06
·  Freezing; Subsequent thawing; Cooling
 A23B 1/08
·  ·  with addition of chemicals before or during cooling
 A23B 1/10
·  Coating meat with a protective layer
 A23B 1/12
·  Preserving with acids; Acid fermenting of meat
 A23B 1/14
·  Preserving with chemical other than inorganic salts or acids
 A23B 1/16
·  Apparatus for injecting preservatives into meat
 A23B 3/00
Preservation of fish or products of fish
 A23B 3/01
·  Preservation using common salt
 A23B 3/04
·  Drying and/or smoking
 A23B 3/06
·  Freezing; Subsequent thawing; Cooling
 A23B 3/08
·  ·  with addition of chemicals before or during cooling
 A23B 3/10
·  Preserving with acids; Acid fermenting of fish
 A23B 3/12
·  Preserving with chemicals other than salt or acids
 A23B 3/14
·  Coating fish with a protective layer
 A23B 5/00
Preservation of eggs or egg products
 A23B 5/02
·  Drying
 A23B 5/04
·  Freezing; Subsequent thawing; Cooling
 A23B 5/06
·  Coating eggs with a protective layer
 A23B 7/00
Preservation of vegetables or fruit
 A23B 7/02
·  Dehydrating; Subsequent reconstitution
 A23B 7/03
·  ·  Drying raw potatoes (dried cooked potatoes A23L 1/12)
 A23B 7/04
·  Freezing; Subsequent thawing; Cooling
 A23B 7/06
·  Blanching fruit and vegetables preparatory to preservation
 A23B 7/08
·  Preserving fruit with sugar (marmalade, jam, fruit jellies A23L 1/06)
 A23B 7/10
·  Preserving fruit or vegetables with acid; Acid fermentation
 A23B 7/12
·  ·  Apparatus for compressing sauerkraut
 A23B 7/14
·  Preserving fruit or vegetables with chemicals other than sugar or acid
 A23B 7/16
·  Coating fruit or vegetables with a protective layer (A23B 7/08 takes precedence)
 A23B 9/00
Preservation of edible seeds, e.g. cereals