WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

C12C　BREWING OF BEER (cleaning of raw materials A23N; pitching and depitching machines, cellar tools C12L; propagating yeasts C12N 1/14; non-beverage ethanolic fermentation C12P 7/06)

C12C 1/00 Preparation of malt

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

C12C 1/027 ・Germinating

C12C 1/0275 ・・{on single or multi-stage floors}

C12C 1/033 ・・in boxes or drums

C12C 1/047 ・・Influencing the germination by chemical or physical means

C12C 1/053 ・・・by irradiation or electric {or wave energy} treatment

C12C 1/067 ・Drying

C12C 1/073 ・・Processes or apparatus specially adapted to save or recover energy

C12C 1/10 ・・Drying on fixed supports

C12C 1/12 ・・Drying on moving supports

C12C 1/125 ・Continuous or semi-continuous processes for steeping, germinating or drying

C12C 1/13 ・・with vertical transport of the grains

C12C 1/135 ・・with horizontal transport of the grains

C12C 1/15 ・Grain or malt turning, charging or discharging 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 (malt products for use as foodstuffs A23L)

C12C 3/00 Treatment of hops

C12C 3/02 ・Drying

C12C 3/04 ・Conserving; Storing; Packing

C12C 3/06 ・・Powder or pellets from hops

C12C 3/08 ・・Solvent extracts from hops

C12C 3/085 ・・・{Extraction of hops with beerwort}

C12C 3/10 ・・・using carbon dioxide

C12C 3/12 ・Isomerised products from hops

C12C 5/00 Other raw materials for the preparation of beer

C12C 5/002 ・{Brewing water}

C12C 5/004 ・{Enzymes}

C12C 5/006 ・・{Beta-glucanase or functionally equivalent enzymes}

C12C 5/008 ・{Hop surrogates}

C12C 5/02 ・Additives for beer

C12C 5/023 ・・{enhancing the vitamin content}

C12C 5/026 ・・{Beer flavouring preparations}

C12C 5/04 ・・Colouring additives

C12C 7/00 Preparation of wort (malt extract C12C 1/18)

C12C 7/01 ・Pretreatment of malt, e.g. malt grinding

C12C 7/04 ・Preparation or treatment of the mash

C12C 7/042 ・・{Mixing malt with water}

C12C 7/044 ・・{Cooling the mash (C12C 7/067 takes precedence)}

C12C 7/047 ・・part of the mash being unmalted cereal mash

C12C 7/053 ・・part of the mash being non-cereal material

C12C 7/06 ・・Mashing apparatus

C12C 7/062 ・・・{with a horizontal stirrer shaft}

C12C 7/065 ・・・{with a vertical stirrer shaft}

C12C 7/067 ・・・{with cooling means}

C12C 7/14 ・Clarifying wort (Lauterung)

C12C 7/16 ・・by straining

C12C 7/161 ・・・{in a tub with a perforated false bottom}

C12C 7/163 ・・・{with transport of the mash by or relative to a filtering surface}

C12C 7/165 ・・・in mash filters

C12C 7/17 ・・・in lautertuns, {e.g. in a tub with perforated false bottom}

C12C 7/175 ・・by centrifuging

C12C 7/20 ・Boiling the beerwort (brew kettles C12C 13/02)

C12C 7/205 ・・{Boiling with hops}

C12C 7/22 ・・・Processes or apparatus specially adapted to save or recover energy

C12C 7/24 ・Clarifying beerwort between hop boiling and cooling

C12C 7/26 ・Cooling beerwort; Clarifying beerwort during or after the cooling

C12C 7/28 ・After-treatment, {e.g. sterilisation (C12C 11/00 takes precedence)}

C12C 7/282 ・・{Concentration or beerwort}

C12C 7/285 ・・{Drying beerwort}

C12C 7/287 ・・{Treating beerwort with hopextract (C12C 7/205 takes precedence)}

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

C12C 9/02 ・Beerwort treatment; Boiling with hops; Hop extraction

C12C 9/025 ・・{Preparation of hop extracts (extraction with beerwort C12C 9/02); Isomerisation of these extracts; Treatment of beerwort with these extracts; Surrogates of the hop}

C12C 11/00 Fermentation processes for beer (preparation of wine C12G 1/00)

C12C 11/003 ・{Fermentation of beerwort}

C12C 11/006 ・・{Fermentation tanks therefor}

C12C 11/02 ・Pitching yeast

C12C 11/06 ・Acidifying the wort

C12C 11/07 ・Continuous fermentation

C12C 11/075 ・・{Bioreactors for continuous fermentation}

C12C 11/09 ・Fermentation with immobilised yeast

C12C 11/11 ・Post fermentation treatments, e.g. carbonation, concentration (C12H takes precedence; containers with means specially adapted for effervescing potable liquids B65D 85/73)

C12C 12/00 Processes specially adapted for making special kinds of beer

C12C 12/002 ・{using special micro-organisms}

C12C 12/004 ・・{Genetically modified micro-organisms}

C12C 12/006 ・・{Yeasts (processes for seeding C12C 11/02)}

C12C 12/008 ・・{Lactic acid bacteria}

C12C 12/02 ・Beer with low calorie content (C12C 12/04 takes precedence)

C12C 12/04 ・Beer with low alcohol content {(removal of alcohol after fermentation C12G 3/08)}

C12C 13/00 Brewing devices, not covered by a single group of C12C 1/00 to C12C 12/04

C12C 13/02 ・Brew kettles {(C12C 11/075 takes precedence)}

C12C 13/025 ・・{heated with steam}

C12C 13/06 ・・heated with fire

C12C 13/08 ・・with internal heating elements

C12C 13/10 ・Home brew equipment

C12C 2200/00 Special features

C12C 2200/01 ・Use of specific genetic variants of barley or other sources of fermentable carbohydrates for beer brewing

C12C 2200/05 ・Use of genetically modified microorganisms in the preparation of beer

C12C 2200/31 ・Clarifying wort before or during or after cooling;

C12C 2200/35 ・Dissolving, reconstituting or diluting concentrated or dried wort