LIQUID CLEANING DEVICE Russian patent published in 2003 - IPC

FIELD: treatment of sewage and cleaning of natural water from petroleum products, fats and solid admixtures. SUBSTANCE: proposed device has housing with thin- layer module in form of horizontal tubes provided with slotted perforation in lower and upper parts over entire their length. Intake hopper of module is communicated with floatation chamber above which vacuum ejection apparatus are installed; said apparatus are connected with pump by means of pipe line. Pump delivers part of starting liquid. Proposed device ensures cleaning of sewage from petroleum products and fats at high concentration; device may be used on oil-carrying vessels and oil skimmers. EFFECT: compactness of device; enhanced efficiency. 3 dwg