... a high percentage of interlaminated shales. The one factor in favor of thermal methods is the relatively high viscosity of the oil. enhanced recovery quiriquirefield saturatedsteam SAGD concludedthat steam injection thermal method Upstream Oil & Gas thesewell Quiriquire Field...

... of the rate of injection into and the type of production from each individual layer. enhanced recovery performanceof injectionwell water cut peripheralinjectionsystem Upstream Oil & Gas producedwater direct line drive Prat cumulativeinjection water breakthrough breakthrough pressure...

.... Tracer production history from a field test are compared to the behavior as predicted by the equations. Upstream Oil & Gas mobility ratio tracer injection tracer behavior enhanced recovery breakthrough tracer diffusion chemical tracer peak concentration prediction slug tracer test...

... .75 0.25 b b 0.25 .75 1 b 0,25 2 0.25 .75 3 0.25 b 10 0,2$ z 9.2s 0.2$ r. / henley geometry Trans Texas interwell Thispaperis fraction underlyingaquifer Upstream Oil & Gas oil zonethickness bottom water Kemp enhanced recovery Presentedat Model study Muskat reservoir...

... requirements for specific electro-thermal applications have been estimated for sands and commercially measured for oil shale. complex reservoir mechanism experiment bitumen resistance tar sand enhanced recovery breakdown heating electrocarbonization requirement Oil Recovery current density...

... layer type analysis. enhanced recovery flow in porous media Upstream Oil & Gas displacement Miller average permeability vertical permeability Efficiency assumption perforation cycling project Fluid Dynamics breakthrough horizontal permeability calculation cross flow frequency...

... the molds and fungi. P. 771^ Upstream Oil & Gas bactericide injection well enhanced recovery concentration Nt Nt Nt waterflooding PPM viscosity Acrolein bacteria application injection water microorganism Texas water management field test aqualin biocide Sulfide injection...

... fijjn formation interface hexadecane Upstream Oil & Gas wor 100 stearic acid glass bead interfacial tension enhanced recovery break-to total oil displacement investigation breakthrough film formation water-oil ratio experiment connate water solid film formation SOCIETY...

.... The percentage on each test and for the group decreases as initial gas saturation increases [Fig. 1 and Table 2]. This trend is expected, and it means that the greater the initial mobile gas saturation, the larger the portion of the gas which is displaced ahead of the oil bank. enhanced recovery pressure...

... the well does not accept water properly. This situation may occur when production wells are converted to injection wells or when new injection wells are drilled. enhanced recovery fluid loss performance curve production well Upstream Oil & Gas high sand concentration secondary recovery...

... production increases rapidly due to the increasing permeability to gas. This results in the removal of much of the gas from the reservoir, so that most of the potential energy of the reservoir fluids is dissipated. enhanced recovery gas-oil contact gas cap pressure gradient downdip Gravity...