Tea Tea substitutes Preparations thereof

AHUMAN NECESSITIES A23Foods A23FCOFFEE TEA THEIR SUBSTITUTES MANUFACTURE, PREPARATION, OR INFUSION THEREOF

A23F3/00Tea Tea substitutes Preparations thereof

A23F3/06Treating tea before extraction Preparations produced thereby A23F3/08Oxidation Fermentation A23F3/10Fermentation with addition of micro-organisms or enzymes A23F3/12Rolling or shredding tea leaves A23F3/14Tea preparations A23F3/16Tea extraction Tea extracts Treating tea extract Making instant tea A23F3/163Liquid or semi-liquid tea extract preparations A23F3/166Addition of, or treatment with, enzymes or micro-organisms A23F3/18Extraction of water soluble tea constituents A23F3/20Removing unwanted substances A23F3/205Using flocculating or adsorbing agents A23F3/22Drying or concentrating tea extract A23F3/225by evaporation A23F3/24by freezing out the water A23F3/26by lyophilisation A23F3/28by spraying into a gas stream A23F3/30Further treatment of dried tea extract Preparations produced thereby A23F3/32Agglomerating, flaking or tabletting or granulating A23F3/34Tea substitutes A23F3/36Reducing or removing alkaloid content Preparations produced thereby Extracts or infusions thereof A23F3/363by addition of alkaloid neutralising or complexing agents A23F3/366by extraction of the leaves with selective solvents A23F3/38Reducing or removing alkaloid content from tea extract A23F3/385using flocculating, precipitating, adsorbing or complex-forming agents, or ion-exchangers A23F3/40Tea flavour Tea oil Flavouring of tea or tea extract A23F3/405Flavouring with flavours other than natural tea flavour or tea oil A23F3/42Isolation or recuperation of tea flavour or tea oil A23F3/423by solvent extraction; Tea flavour from tea oil A23F3/426by distillation