Patent
Tealeaf drying method
Dou Xianglong
- 11 Mar 2015
2
TL;DR: In this paper, the authors revealed a tealeaf drying method, which comprises the following steps: (1) water removing: performing water removing on tender tealeaves in a water remover, wherein the water removing temperature is 160 to 180 DEG C, and the removing time is 4 min; (2) shaping: shaping the water-removed TEALAVs in a shaping machine, where the shaping temperature is 70 to 80 DEGC and the machine speed is 170 to 180 r/min.
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Abstract: The invention discloses a tealeaf drying method, which comprises the following steps: (1) water removing: performing water removing on tender tealeaves in a water remover, wherein the water removing temperature is 160 to 180 DEG C, and the water removing time is 4 min; (2) shaping: shaping the water-removed tealeaves in a shaping machine, wherein the shaping temperature is 70 to 80 DEG C, and the machine speed is 170 to 180 r/min; (3) pre-drying: pre-drying the shaped tealeaves in a dryer, wherein the pre-drying temperature is 110 to 120 DEG C, and the pre-drying time is 15 to 20 min; (4) drying: reducing the temperature of the dryer to be 90 to 100 DEG C, and performing drying, wherein the drying time is 25 to 30 min. According to the tealeaf drying method, the retention rates of catechin components such as EGCG, C, EGC, EC and ECG in the tealeaves can be increased, and meanwhile, the quality and healthcare effects of the tealeaves can be improved.
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Citations
Patent
Tea drying process
Dou Xianglong
- 23 Mar 2016
TL;DR: In this article, a tea drying process comprises specific steps as follows: a little amount of clear water is spread into fresh and tender tea, the fresh and terroir tea is humidified, the humidified fresh and tainter tea is put in a sterilization cabinet and sterilized for 10-15 min, the sterilized fresh and T-terrain tea was put in dryer and pre-dried at the temperature of 120-130 DEG C for 5-10 min, and finally the tea was finally dried for 10 -20 min.
2
Patent
Tea leaf drying method
Yao Mingfeng
- 22 Mar 2017
TL;DR: In this article, a tea leaf drying method consisting of deactivation of enzymes is conducted, specifically, picked fresh leaves are put into an enzyme deactivating machine to be subjected to enzyme deactivation.
1
References
Patent
Needle-shaped green tea preparation method
Zhao Zhucheng,Di Huazhao,Zheng Dinggui +2 more
- 12 Nov 2003
TL;DR: A needle green tea is a green tea whose shape is erect and slim, its soup color is clear and green, its aroma is fresh and tender and along its flavor is delicious and sweet.
20
Patent
Selenium-enriched green tea making method
Huahai Li,Shancun Hong +1 more
- 13 Jul 2011
TL;DR: In this article, a selenium-enriched needle-like green tea was made by picking simple buds of tea leaves in a sterile line tea garden, and airing the tea leaves for 7 to 10 hours.
8
Patent
Tea processing method
Wang Shidian
- 31 Jan 2001
TL;DR: The processing method of tea includes the following processes of spreading, tea-leaf, blanching, secondary blancheling, flower-formig, shaping, drying and completely drying, etc as mentioned in this paper.
8
Patent
Pure tea stir-frying method
Sheng Chaoyong
- 09 Aug 2006
TL;DR: In this paper, a method for preparing white tea is described. But the method is not suitable for the preparation of green tea, as the water content of tea leaf is 35%-45% and the pan bottom temperature is 75-95 deg.
7
Patent
Grading and shaping method for flat-shaped tea
Wenjia Zheng,Xun Jin +1 more
- 26 Jan 2011
TL;DR: In this article, a grading and shaping method for flat-shaped tea, comprising the following steps: grading: before shaping, grading steamed leaves by utilizing a 4-10 numbered sieve arranged on a vibration convey chute, thus sorting out tea leaves with tea numbers.
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