Method oil extraction with the help of CO2 fits the tank

THE INVENTION CONCERNS A PROCESS OIL EXTRACTION PUSH OF A FLUID. ACCORDING TO PROCESS, IS USED INJECTION CO, A SURFACTANT AND WATER, SURFACTANT BEING COMPOUND ALCOHOLIC OR PHENOLIC polyalkoxylated CHOSEN sPECIALLY FOR TANK, WHICH IS CAPABLE OF FORMING THREE TYPES DISPERSIONS INDIVIDUALS WITH FLUID PRESENT IN THE TANK UNDER THE CONDITIONS OF TANK THAT ARE MAINTAINED DURING THE IMPLEMENTATION PROCESS . FIGURE SHOWS STABLE HOMOGENEOUS RELEASE CO (O) AND SOLUTION SURFACTANT () BRINE IN SCATTERED IN OIL. THIS METHOD ALLOWS TO ACHIEVE AND MAINTAIN PRESSURE GRADIENT CHOSEN.