CA1201007A - Tea extraction process - Google Patents

Tea extraction process

Info

Publication number
CA1201007A
CA1201007A CA000418858A CA418858A CA1201007A CA 1201007 A CA1201007 A CA 1201007A CA 000418858 A CA000418858 A CA 000418858A CA 418858 A CA418858 A CA 418858A CA 1201007 A CA1201007 A CA 1201007A
Authority
CA
Canada
Prior art keywords
stage
tea
extract
extraction
tea leaf
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000418858A
Other languages
English (en)
French (fr)
Inventor
Norman S. Creswick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unilever PLC
Original Assignee
Unilever PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Unilever PLC filed Critical Unilever PLC
Application granted granted Critical
Publication of CA1201007A publication Critical patent/CA1201007A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00—Tea; Tea substitutes; Preparations thereof
    • A23F3/16—Tea extraction; Tea extracts; Treating tea extract; Making instant tea
    • A23F3/18—Extraction of water soluble tea constituents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Tea And Coffee (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
CA000418858A 1982-01-05 1983-01-04 Tea extraction process Expired CA1201007A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/337,300 US4668525A (en) 1982-01-05 1982-01-05 Tea extraction process
US337,300 1989-04-13

Publications (1)

Publication Number Publication Date
CA1201007A true CA1201007A (en) 1986-02-25

Family

ID=23319959

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000418858A Expired CA1201007A (en) 1982-01-05 1983-01-04 Tea extraction process

Country Status (11)

Country Link
US (1) US4668525A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0083570B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS58139701A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE19851T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU548263B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1201007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3363555D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2112624B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN158735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KE (1) KE3648A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MY (1) MY8600731A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539216A (en) * 1984-05-25 1985-09-03 The Procter & Gamble Co. Process for preparing tea products
JPS6359583U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-10-07 1988-04-20
JPH02145183U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1989-05-12 1990-12-10
ATE90520T1 (de) * 1990-06-07 1993-07-15 Nestle Sa Wasserloesliche tee-extrakte.
US5069925A (en) * 1990-06-07 1991-12-03 Nestec S.A. Preparation of tea products
US5196214A (en) * 1990-06-07 1993-03-23 Nestec S.A. Water soluble tea extracts
AU664421B2 (en) * 1992-02-14 1995-11-16 Cash Engineering Research Pty Ltd Flooded compressor system separator vessel
ATE198531T1 (de) * 1993-11-18 2001-01-15 Nestle Sa Verfahren zur herstellung von schwarzem instanttee
WO1995018540A1 (en) * 1994-01-10 1995-07-13 The Procter & Gamble Company Tea extract and process for preparing
EP0699393B1 (fr) * 1994-09-03 1998-12-02 Societe Des Produits Nestle S.A. Procédé de préparation de thé noir instantané
AU1515095A (en) * 1994-12-13 1996-07-03 Wm. Wrigley Jr. Company Improved chewing gum containing salatrim
US5532012A (en) * 1995-06-02 1996-07-02 Thomas J. Lipton Co., Division Of Conopco, Inc. Process for preparation of purified tea components using preconcentration by cream separation and solubilization followed by medium pressure chromatography and/or preparative HPLC
US6063428A (en) * 1996-02-26 2000-05-16 The Procter & Gamble Company Green tea extract subjected to cation exchange treatment and nanofiltration to improve clarity and color
KR100753012B1 (ko) * 1999-08-03 2007-08-30 가부시키가이샤 야쿠루트 혼샤 발효유 음식품 및 그의 제조방법
JP3668408B2 (ja) * 2000-04-05 2005-07-06 株式会社 伊藤園 緑茶飲料の製造方法
US6899905B2 (en) 2000-04-12 2005-05-31 Mid-America Commercialization Corporation Tasty, ready-to-eat, nutritionally balanced food compositions
US6726943B2 (en) 2000-04-12 2004-04-27 Mid-America Commercialization Corporation Nutritionally balanced snack food compositions
US6827954B2 (en) 2000-04-12 2004-12-07 Mid-America Commercialization Corporation Tasty, convenient, nutritionally balanced food compositions
US20020012733A1 (en) * 2000-04-12 2002-01-31 The Procter & Gamble Company Compositions for reducing hypercholesterolemia and controlling of postprandial blood glucose and insulin levels
US6846501B2 (en) 2000-04-12 2005-01-25 Mid-America Commercialization Corporation Traditional snacks having balanced nutritional profiles
US6716462B2 (en) 2000-04-12 2004-04-06 Mid-America Commercialization Corporation Nutritionally balanced traditional snack foods
US6720015B2 (en) * 2000-04-12 2004-04-13 Mid-America Commercialization Corporation Ready-to-eat nutritionally balanced food compositions having superior taste systems
US6632449B2 (en) 2001-11-20 2003-10-14 The Procter & Gamble Co. Compositions and kits comprising a defined boron compound and methods of their preparation
WO2004014413A1 (en) * 2002-07-31 2004-02-19 Procyte Corporation Compositions containing peptide copper complexes and phytochemical compounds, and methods related thereto
US20050260302A1 (en) * 2004-05-19 2005-11-24 The Procter & Gamble Company Nutritionally balanced traditional snack foods having a low glycemic response
US7232585B2 (en) * 2004-06-24 2007-06-19 Xel Herbaceuticals, Inc. Green tea formulations and methods of preparation
EP2244581A1 (en) * 2007-12-28 2010-11-03 Unilever PLC Process for recovering aroma from tea
WO2011079212A2 (en) * 2009-12-24 2011-06-30 LifeSpan Extension, LLC Methods and compositions for identifying, producing and using plant-derived products modulating cell function and aging
CN105213414B (zh) 2010-06-09 2018-01-30 花王株式会社 多酚组合物的制造方法
US10463054B2 (en) * 2015-05-20 2019-11-05 Teaspressa Llc Methods of tea extraction
MX2020002815A (es) * 2017-09-13 2020-07-21 Unilever Ip Holdings B V Proceso para preparar productos de te negro.
JP7210418B2 (ja) * 2019-11-05 2023-01-23 株式会社神戸製鋼所 相互作用システム
CN110859233A (zh) * 2019-12-25 2020-03-06 湖北宇隆生物工程有限责任公司 一种茶叶提取液的生产方法
WO2021167602A1 (en) * 2020-02-19 2021-08-26 Rueter Robert Christopher System and method for accelerating extraction of ingredients into a solution
WO2024083343A1 (en) 2022-10-21 2024-04-25 Symrise Ag Process for production of colloidal particles from botanical raw material

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB658412A (en) * 1946-11-28 1951-10-10 Ferdinand Neef Improvements in or relating to the production of coffee or tea-flavoured beverage powders
US2785979A (en) * 1954-04-14 1957-03-19 George F Mitchell Processes for preparing tea products
US3080237A (en) * 1960-02-24 1963-03-05 Tea Corp Method for producing a concentrated tea extract
US3224873A (en) * 1963-02-25 1965-12-21 Gen Mills Inc Liquid-liquid recovery of copper values using alpha-hydroxy oximes
CH455472A (fr) * 1964-11-24 1968-07-15 Nestle Sa Procédé de fabrication d'extraits solubles de matières végétales
GB1207326A (en) * 1967-09-19 1970-09-30 Unilever Ltd Preparation of tea
US3666484A (en) * 1969-11-12 1972-05-30 Lipton Inc Thomas J Process for making a spray-dried instant tea of desired bulk density
US3809769A (en) * 1970-12-31 1974-05-07 Tetley Inc Method of extracting tea
US3939286A (en) * 1973-01-29 1976-02-17 Jelks James W Process for oxidizing and hydrolyzing plant organic matter particles to increase the digestability thereof by ruminants
US3971858A (en) * 1973-09-05 1976-07-27 Thomas J. Lipton, Inc. Extracting tea using an aqueous solution of ammonium bicarbonate or ammonia

Also Published As

Publication number Publication date
GB2112624A (en) 1983-07-27
ATE19851T1 (de) 1986-06-15
AU548263B2 (en) 1985-12-05
KE3648A (en) 1986-07-25
JPS58139701A (ja) 1983-08-19
US4668525A (en) 1987-05-26
EP0083570B1 (en) 1986-05-21
MY8600731A (en) 1986-12-31
EP0083570A1 (en) 1983-07-13
GB8300018D0 (en) 1983-02-09
JPS6310983B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-03-10
DE3363555D1 (en) 1986-06-26
GB2112624B (en) 1986-02-12
IN158735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-01-10
AU9199082A (en) 1983-07-14

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Legal Events

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