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    • 3. 发明授权
    • Method and device for the extraction treatment of a sample
    • 样品提取处理方法和装置
    • US5750008A
    • 1998-05-12
    • US716315
    • 1996-10-02
    • Werner Lautenschlager
    • Werner Lautenschlager
    • B01D3/10B01D5/00B01J19/12G01N1/40G01N1/44B01D11/00B01D3/00
    • G01N1/44B01D3/10B01D5/0081B01J19/126B01J2219/1215G01N2001/4061
    • In a method for the extraction treatment of a sample (19) with a solvent which is liquid at normal ambient temperature and normal pressure, in which the solvent is introduced into a preferably heatable sample chamber (12a) and there brought into contact with the sample (19), in which the solvent vapour arising in the sample chamber (12a,26) is drawn off out of the sample chamber in such a manner that an under-pressure arises in the sample chamber and a further part of the liquid solvent passes into the vapour phase, and in which the drawn off solvent vapour is cooled outside the sample chamber (12a,26) and thereby, for the purpose of recovery of pure solvent, is at least partially passed back into the liquid phase, the drawn-off solvent vapour is additionally subjected to over-pressure.
    • PCT No.PCT / EP96 / 00329 Sec。 371日期1996年10月2日第 102(e)日期1996年10月2日PCT PCT 1996年1月26日PCT公布。 公开号WO96 / 23565 日本1988年8月8日在使用在正常环境温度和常压下为液体的溶剂萃取处理样品(19)的方法中,其中将溶剂引入优选可加热的样品室(12a)中并且带来 与样品(19)接触,其中将样品室(12a,26)中产生的溶剂蒸气从样品室中排出,使得样品室中产生低压,另一部分 的液体溶剂进入气相,其中抽出的溶剂蒸气在样品室(12a,26)外部被冷却,从而为了回收纯溶剂的目的,至少部分地传回液体 相,排出的溶剂蒸气另外经受过压。
    • 7. 发明授权
    • Cuvette
    • 比维埃特
    • US4734260A
    • 1988-03-29
    • US845590
    • 1986-03-28
    • Werner Lautenschlager
    • Werner Lautenschlager
    • G01N21/03
    • G01N21/03
    • A cuvette for liquid samples, particularly for absorption spectrum analysis. The curvette has a multi-part housing structure enclosing a thin sample chamber which is delimited by two radiation transmitting discs and is provided with two bores leading to the sample chamber. Stoppers of a plastic material are inserted into the respective bores, each stopper being provided with a thin longitudinal channel which can be sealed by means of a hollow needle whose tip is inserted into it or by means of a closing needle.
    • 用于液体样品的比色杯,特别是用于吸收光谱分析。 曲线板具有包围薄的样品室的多部分壳体结构,该样品室由两个辐射传递盘限定,并且设置有通向样品室的两个孔。 塑料材料的塞子被插入到相应的孔中,每个止动器设置有薄的纵向通道,该纵向通道可以通过其尖端插入其中或通过封闭针的中空针来密封。