FREMGANGSMAATE TIL DISPERGERING AV OLJE OMFATTENDE UTLEGNING AV EN LENSE PAA VANN SOM ER FORURENSET MED OLJE OG LENSE TIL UTFOERELSE AV FREMGANGSMAATEN

摘要

A method for the dispersal of oil comprising the steps of (a) deploying a barrier on water contaminated with oil to enclose, at least partially, an area containing oil, said barrier having one or more weirs in the barrier connecting the enclosed area with a gallery and means for removing oil from the gallery; (b) allowing oil and associated water to flow over the one or more weirs into the gallery; (c) adding a dispersant to the oil and water subsequent to its passage over the weir or weirs; (d) pumping the oil and water from the gallery under conditions such that an emulsion of oil, water and dispersant is formed, and (e) discharging the emulsion into the water outside the enclosed area. Also claimed is a barrier suitable for use in the method described for the dispersal of oil spilt on water.