Spray liquid-liquid extraction columns :
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J.D. Thornton
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Article
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1956
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Elsevier Science
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English
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The bpersed phase holdup for spray columns can be related to the phase flow rates by the followmg equation, denved ongmally for packed columns [5] and apphed subse . quently to pulsed [lo] and rotary annular columns [ll] V ;+A 1-z = l Oo(l -8) In thus expressron, (, IS the charactenstrc velocrty ide