Thermogravitational coffee extract concentration
    42.
    发明授权
    Thermogravitational coffee extract concentration 失效
    热收缩咖啡提取浓度

    公开(公告)号:US3625705A

    公开(公告)日:1971-12-07

    申请号:US3625705D

    申请日:1969-08-07

    Applicant: GEN FOODS CORP

    CPC classification number: A23F5/28

    Abstract: COFFEE EXTRACT IS PASSED THROUGH A NARROW CHANNEL AND A TEMPERATURE DIFFERENTIAL IS SET UP ACROSS THE CHANNEL. THE THERMAL DIFFERENCE THUS IMPOSED ACROSS THE EXTRACT CAUSES DIFFUSIONAL CONCENTRATION OF THE EXTRACT, AND THE MORE CONCENTRATED EXTRACT SEPARATES OUT AT THE BOTTOM OF THE CHANNEL, WHILE DILUTE EXTRACT RISES TO THE TOP OF THE CHANNEL.

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