Boquilla de reducción de presión de la flotación por gas disuelto

摘要

A dissolved gas flotation pressure reduction nozzle (60) comprises: an integrally molded plastics component (61) comprising a discharge spout (62), an impingement plate (64) and one or more fins (66) extending from the impingement plate (64) in the radially outwards and downstream directions; and a control plate (75) upstream of the impingement plate (64).