Cleaner for neck of waste water settling tank has multiple nozzles guided for movement along tank neck at set distance

摘要

The cleaner has multiple nozzle (16,17) to project water against the neck of the tank. The nozzles are mounted along the neck and guides are provided to maintain the nozzles during their displacement at a constant distance from the base (12) and the walls of the neck. The cleaner has a pump (1) to feed water from the bowl to the nozzles via a filter.