Patent ID: 6358409
Filing Date: 2002-03-19
Classification: B01D,C02F,Y10S

Abstract:
An oil skimmer for removing a film of oil and water from atop an aqueous bath, said skimmer comprising, in combination, a first body portion, said body portion including an entrance in said body for skimmed oil and water, said entrance being defined by substantially vertical walls and a generally flat shelf portion, at least one horizontal opening in said shelf portion for oil and water, and a collection tube communicating with at least one said horizontal opening, said collection tube including a closed portion at its lower end and being secured around said horizontal opening at its upper end thereof, at least one float secured to said body portion, a suction tube having an open lower end disposed within said collection tube, and thereby serving as a guide for said body, as said body undergoes vertical movement, an evacuator providing suction for withdrawing said oil and water mixture for further separation, and a return line for returning water from a reservoir holding a separated oil-water mixture, said oil skimmer additionally having at least one guiding element extending through another portion of said skimmer, thereby limiting the horizontal movement of said body in use, and whereby said entrance remains oriented in a single position.