Back to results
US 11,737,473 B2Granted
Process of aroma recovery from tea leaf
AssigneeEkaterra Tea Manufacturing USA LLC
InventorsLokesh Basavaraju, Shreya Mukherjee, Swathy Palagiri, Sreeramulu Guttapadu
Life of this patent
Estimating the term…
Abstract
The present invention relates to a process for aroma recovery from tea leaf including the steps of: incubating fresh tea leaf at a temperature in the range 4 to 80° C. under anaerobic conditions for a period of 4 to 72 hours; subjecting the incubated leaf to comminution to produce dhool; fermenting the comminuted dhool; and recovering aroma from the dhool while partially drying the dhool in a low-convection dryer.
Claims11
A process for recovering aroma from tea leaf comprising the steps of:
- a. incubating fresh tea leaf at a temperature in the range 4° C. to 80° C. under anaerobic conditions for a period of 4 to 72 hours;
- b. subjecting the incubated leaf to comminution to produce dhool;
- c. fermenting the comminuted dhool;
- and
- d. recovering aroma from the dhool while partially drying the dhool in a low-convection dryer;
- wherein the fermentation is carried out by keeping the dhool at a temperature in the range of 10° C. to 60° C. for 15 minutes to 5 hours.
3 more elements
Dependencies are inferred from the claim text.