C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C12
FERMENTATION INDUSTRY; BEER; SPIRITS; WINE; VINEGAR; YEAST
 C12C
BREWING; ETHANOLIC FERMENTATION; PRODUCTION OF YEAST (brewing devices C12L 7/00; cleaning of raw materials 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 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 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 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 C12G 1/00); Preparation of yeast (foodstuffs from yeast A23J 1/18, 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 (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