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Absorption of oxygen in countercurrent multistage bubble columns—I Aqueous solutions with low viscosity

✍ Scribed by J. Voigt; K. Schügerl

Publisher: Elsevier Science
Year: 1979
Tongue: English
Weight: 853 KB
Volume: 34
Category: Article
ISSN: 0009-2509
DOI: 10.1016/0009-2509(79)85153-2

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✦ Synopsis

Aktract

-The mean rehtwe gas hold up 4, and tbe volumetnc mass transfer coefficients. ka, were measured by steady state method m a SIX stage countercurrent bubble column 20cm m duuneter and 381 cm h& Perforated plate trays 0 5. 10 and/or 3 0 mm III bore hole dmmeter were applied The he&t of the stages were vamd from 10 to 50 cm mstdled water. salt-, methanol-, ethanol-, n-propanol-, gtucose-solutions and the combmatlon of salt and

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The volumetnc mass transfer coeficlents, kLa, were measured by a steady state method m the first stage of a multrstage countercurrent column 20 cm III drameter Perforated plate trays with different bore hole diameters and free cross sectlonal area were employed The height of the skage was vaned Vfsc