|  | C |
SECTION C — CHEMISTRY AND METALLURGY

CHEMISTRY

|  | C12 |
FERMENTATION INDUSTRY; BEER; SPIRITS; WINE; VINEGAR; YEAST

|  | C12C |
BREWING; ETHANOLIC FERMENTATION; PRODUCTION OF YEAST (brewing devices Fulltext... Hierarchy... Expanded...C12L 7/00; cleaning of raw materials Fulltext... Hierarchy... Expanded...A23N)

|  | C12C 1/00 |
Preparation of malt

|  | C12C 1/02 |
· | Pretreatment of grains, e.g. washing, steeping

|  | C12C 1/04 |
· | Germinating; Drying

|  | C12C 1/06 |
· · | on single or multi-stage floors

|  | C12C 1/08 |
· · | in boxes or drums

|  | C12C 1/10 |
· · | Drying on fixed supports

|  | C12C 1/12 |
· · | Drying on moving supports

|  | C12C 1/14 |
· | Grain or malt turning apparatus

|  | C12C 1/16 |
· | After-treatment of malt, e.g. malt cleaning, detachment of the germ

|  | C12C 1/18 |
· | Preparation of malt extract or of special kinds of malt, e.g. caramel, black malt

|  | C12C 3/00 |
Treatment of hops (hop extraction Fulltext... Hierarchy... Expanded...C12C 9/02)

|  | C12C 3/02 |
· | Drying

|  | C12C 3/04 |
· | Conserving; Storing; Packing

|  | C12C 5/00 |
Other raw materials for the ethanolic fermentation

|  | C12C 5/02 |
· | Additives for beer

|  | C12C 5/04 |
· · | Colouring additives

|  | C12C 7/00 |
Preparation of wort (malt extract Fulltext... Hierarchy... Expanded...C12C 1/18)

|  | C12C 7/02 |
· | Mixing malt with water

|  | C12C 7/04 |
· | Preparation of the mash

|  | C12C 7/06 |
· · | Mashing apparatus

|  | C12C 7/08 |
· · · | with a horizontal stirrer shaft

|  | C12C 7/10 |
· · · | with a vertical stirrer shaft

|  | C12C 7/12 |
· · | Cooling devices for the mash

|  | C12C 7/14 |
· | Clarifying wort (Läuterung)

|  | C12C 7/16 |
· · | by straining

|  | C12C 7/18 |
· | After-treatment of wort, e.g. sterilisation

|  | C12C 9/00 |
Methods specially adapted for the making of beerwort

|  | C12C 9/02 |
· | Beerwort treatment; Boiling with hops; Hop extraction (brewing devices Fulltext... Hierarchy... Expanded...C12L 7/00)

|  | C12C 9/04 |
· | Clarifying beerwort between hop boiling and cooling

|  | C12C 9/06 |
· | Cooling beerwort; Clarifying beerwort during or after the cooling

|  | C12C 9/08 |
· | After-treatment

|  | C12C 11/00 |
Ethanolic fermentation processes (preparation of wine Fulltext... Hierarchy... Expanded...C12G 1/00); Preparation of yeast (foodstuffs from yeast Fulltext... Hierarchy... Expanded...A23J 1/18, Fulltext... Hierarchy... Expanded...A23L 1/28)

|  | C12C 11/02 |
· | Pitching yeast

|  | C12C 11/04 |
· | Fermentation of beerwort

|  | C12C 11/06 |
· | Acidifying the wort for ethanolic fermentation

|  | C12C 11/08 |
· | Methods of fermentation for the production of ethanol or yeast

|  | C12C 11/10 |
· · | by aeration

|  | C12C 11/12 |
· · | Differential fermentation

|  | C12C 11/14 |
· · | Continuous methods of fermentation

|  | C12C 11/16 |
· | Preparation of pure cultures of yeast

|  | C12C 11/18 |
· | Preparation of food and fooder yeast (Fulltext... Hierarchy... Expanded...C12C 11/08 takes precedence)

|  | C12C 11/20 |
· · | from molasses or residues from the distillation of alcohol

|  | C12C 11/22 |
· · | from hydrolysates of cellulosic materials

|  | C12C 11/24 |
· | Separation of yeast from culture media; Washing yeast; Pressing

|  | C12C 11/26 |
· | After-treatment of yeast

|  | C12C 11/28 |
· · | Debittering of beer yeast

|  | C12C 11/30 |
· · | Drying

|  | C12C 11/32 |
· · · | with maintenance of the living cell

|  | C12C 11/34 |
· · · | Combined with plasmolysis or autolysis

|  | C12C 11/36 |
· · | Cutting; Packing; Sterilisation

|  | C12C 11/38 |
· | Production of ethanol by micro-organisms other than yeast