| 单词 | rectifying column |
| 释义 | > as lemmasrectifying column rectifying column n. Chemistry a columnar apparatus in which a substance being distilled is subjected to successive stages of purification by repeatedly condensing and redistilling the vapour; cf. rectify v. 3a. ΘΚΠ society > occupation and work > equipment > still > [noun] > types of rose-garland1527 sun still1688 pot still1799 turpentine still1799 still-pota1824 rectifying column1836 patent still1887 stripper1930 pipestill1931 solar still1946 1836 Trans. Agric. & Hort. Soc. India 2 224 Two apertures, with brass flanches, on which to place two rectifying columns. 1891 S. P. Sadtler Handbk. Industr. Org. Chem. vi. 216 An improved Savalle rectifying column as used generally in French and Belgian distilleries. 1923 W. H. Walker et al. Princ. Chem. Engin. xvii. 557 An apparatus in which this direct interchange of heat and consequent condensation and evaporation can take place is called a rectifying column. 2007 Energy Conversion & Managem. 48 336/2 The first rectifying column is heated by live steam. < as lemmas |
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