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Oil recovery by hydrocarbon slugs driven by a hot water bank

Conference · · Soc. Pet. Eng. AIME, Pap.; (United States)
OSTI ID:5001020
The present work was concerned with an experimental study of the recovery of oil from a porous medium, containing a residual oil, or a connate water saturation, by injection of a small slug of light hydrocarbon, followed by one-half pore volume of hot water, driven by a conventional waterflood. The experiments were conducted in a core packed with glass beads, having a rectangular cross section of 1.5 in. x 3.5 in. and a length of 4 ft. The porosity and permeability were 40% and 7 darcys, respectively. The core was overlain and underlain by sand packs to simulate the adjacent heat-conducting formations. Thermocouples fitted in the porous medium, and thermometers inserted in the overburden and underburden, were used for temperature measurements during a run. Heat-loss rates at 2 points along the core length were determined by heat flux transducers.
Research Organization:
Kuwait Univ.
OSTI ID:
5001020
Report Number(s):
CONF-701012-
Conference Information:
Journal Name: Soc. Pet. Eng. AIME, Pap.; (United States) Journal Volume: SPE-3081
Country of Publication:
United States
Language:
English