Inventors:
Ralph C. Adams - Somers Point NJ
Arthur C. Epstein - Hamilton Square NJ
William J. Maroney - Williston Park NY
Albert B. Mindler - Princeton NJ
Assignee:
Permutit Company, Inc. - Paramus NJ
International Classification:
B01D 2502, B01D 2532
Abstract:
There is provided a composite strainer unit suitable for use with particulate substances in a liquid environment comprising a first strainer unit in combination with a second strainer unit. The first strainer unit having a much larger effective area than the second unit whereby, at any given speed the working liquid will pass through the first strainer unit at low velocity and through the second strainer unit at high velocity. The composite unit is provided with a valve means whereby flow access to the first strainer unit may be closed to permit high velocity flow through the second unit only.