1
Philip N Islip: High sweep efficiency steam drive oil recovery method. Mobil Oil Corporation, Alexander J McKillop, Michael G Gilman, Lawrence O Miller, April 24, 1984: US04444261 (15 worldwide citation)

The sweep efficiency of a steam drive process is improved and steam override reduced significantly if steam is injected into a formation until channeling has begun, after which steam injection is terminated and a slug of a thermally stable diverting fluid comprising a high molecular weight hydrocarb ...


2
Stevan L Weber: High sweep efficiency steam drive oil recovery method. Mobil Oil Corporation, Alexander J McKillop, Michael G Gilman, Charles J Speciale, August 26, 1986: US04607695 (9 worldwide citation)

In a steam flood oil recovery process wherein the oil-containing formation has a natural brine salinity concentration within the range of 10 to 20% by weight, sweep efficiency is improved by injecting steam until steam breakthrough occurs at the production well after which a mixture of steam, a nonc ...


3
MULTIFUNCTIONAL FOAMING COMPOSITION WITH WETTABILITY MODIFYING, CORROSION INHIBITORY AND MINERAL SCALE INHIBITORY/DISPERSANTS PROPERTIES FOR HIGH TEMPERATURE AND ULTRA HIGH SALINITY. September 27, 2018: US20180273830-A1

The present invention is related to the obtaining and using of multifunctional foaming compositions with wettability modifying, corrosion inhibitory and inhibitory/dispersants mineral scale properties with high stability in environments of high temperature, high pressure and tolerance to high concen ...