PRESSURE FLOATATION DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a pressure floatation device capable of high speed treatment by a simple and small-sized device in the pressure floatation device provided with an open type feed well. SOLUTION: A shield plate 15 is disposed between the upper opening 10A of the feed well and the water level L of a floating tank. A treated water discharge pipe 16 is disposed at the tank bottom part, and a treated water straightening plate 17 is disposed at the upper part of the discharge pipe 16.