Title: Powdered tea extract

Abstract: A process for preparing a powdered tea extract which comprises extracting tea leaves firstly at ambient temperature and then at an elevated temperature, with an aqueous medium which contains, at least during the extraction at ambient temperature, a food-acceptable carboxylic acid or a corresponding food-acceptable salt or any mixture thereof and afterwards drying the aqueous extract obtained.

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Inventors: Lunder, Tito-livio (Lausanne, CH)
Nielsen, Corine-madeleine (Lausanne, CH)

Application Number: 06/310743
Filing Date: 1981-10-13
Publication_date: 1983-10-18
Assignee: Nestle SA. (CH)

Primary Class(es): 426/597 426/435
Other Classes: A23F3/18; A23F3/34; A23F3/00; A23F3/16
US Patent Ref:

2785979	March, 1957	Mitchell	426/597	Processes for preparing tea products
4130669	December, 1978	Gregg	426/597	Method of making an improved tea volatiles concentrate

Other Refs: JP53-69894GB446369GB1207326

June, 1978	426/435
April, 1936	426/597
September, 1970	426/597

Other References: Pintauro, Tea and Soluble Tea Products Manufacture, 1977, Fd. Tech. Rev. No. 38, Noyes Data Corp.: Park Ridge, N.J., pp. 46-48, 74-76, 79-80.
Lust, The Herb Book, 1974, Bantam Books: New York, pp.520-526.

Primary Examiner: Golian, Joseph M.
Assistant Examiner:
Attorney: Vogt & O'Donnell

Parent Case Data:

This is a continuation-in-part of application Ser. No. 272,669, filed June 11, 1981, now abondoned.