发明授权
- 专利标题： Process for producing essential oil by subcritical or supercritical water treatment
- 专利标题（中）： 亚临界或超临界水处理生产精油的方法
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申请号： US09445187申请日： 2000-01-10
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公开(公告)号： US06458407B1公开(公告)日： 2002-10-01
- 发明人: Wataru Miki , Koichi Nakahara , Takahisa Fujii , Kenzoh Nagami , Kunio Arai
- 申请人： Wataru Miki , Koichi Nakahara , Takahisa Fujii , Kenzoh Nagami , Kunio Arai
- 优先权： JP10-097821 19980409
- 主分类号： A23L1222
- IPC分类号： A23L1222
摘要：
The present invention provides a novel process for producing an essential oil from a plant material. Concretely, the process produces an essential oil in a short time and by a simple procedure by treating a plant material with supercritical water or subcritical water to liberate essential oil components, which are contained in the plant material, as an ester-free essential oil, and separating and purifying this essential oil.
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