COMPOSITION FOR REMOVING ORGANIC DEPOSITS FROM OIL AND GAS WELLS AND OTHER SUBSURFACE SYSTEMS, AND METHOD FOR REMOVING ORGANIC DEPOSITS USING THE REMOVAL COMPOSITION

摘要

The present invention relates to a composition for removing organic deposits from oil wells and other subsurface systems, comprising cumene and biodiesel. The invention also relates to a method for removing organic deposits, comprising the steps of pumping said removal composition through the riser and/or peripheral tubes of the umbilicals and/or production tube, and of leaving the composition in contact with the deposit for long enough to remove at least 50% thereof.