... enhanced recovery tracer test analysis carbonate reservoir chemical flooding methods complex reservoir upstream oil & gas calculation experiment oil saturation displacement efficiency displacement surfactant-polymer composition residual oil saturation injection permeability concentration...

...., & Dalland, M. 1994), (Aarra, M. G. et al., 1996). However, foam injection for gas blocking in injection well is different from that in production well, where it is necessary to selectively and long-term impact on gas-saturated highly permeable areas without affecting the phase permeability of oil...

... recovery efficiency imbibition core sample formation water artificial intelligence experiment low salinity water injection low salinity water carbonate formation displacement efficiency permeability oil recovery Introduction Currently one of the topical technological subjects...

... composition half-life period foam expansion ratio scenario permeability Introduction The development of thin oil rims with a massive gas cap is complicated by local breakthroughs of free gas leading to losses in oil production, problems with pumping equipment and choking of the productive well...

... for compound dynamic reservoir properties (transmissibility and pressure diffusivity). For synthetic models with lateral inhomogeneity the PCT provides an accurate estimation for effective reservoir thickness and permeability. Tracers survey is not able to assess the reservoir thickness. The popular methods...

.... Low permeability, heterogeneous reserve structure along the cross-section, numerous induced hydraulic fractures in producing wells and numerous spontaneous fractures in injecting wells with dynamic behavior, aggravated by numerous behind-the-casing crossflows in almost every well have resulted...

... permeability viscosity dual permeability injectivity case cold water injection Introduction When developing oil fields with high paraffin content in oil, it is important to take into account that with a decrease in temperature, paraffins can crystallize, which will lead to clogging of the pore...

... formation testing platform compared to its predecessors is its ability to pump an order of magnitude greater volumes of reservoir fluids, which allows to estimate permeability in the uninvaded zone of the reservoirs and their productivity. Combination of the wireline formation tester with the surface...

... of the pilot site. chemical flooding methods polymer static adsorption injection well surfactant enhanced recovery adsorption efficiency residual oil saturation surfactant-polymer flooding permeability modeling & simulation displacement viscosity boundary reservoir upstream oil...

... and to develop a method for determining the presence of shale barriers and "merging windows" of a massive gas reservoir with water-saturated volumes. seismic data sidetrack low-relief gas reservoir case study reservoir upstream oil & gas porosity aquifer petroleum engineer permeability...

... dynamics composition priobskoye field yuzhno-priobskoye license area relative permeability reservoir characterization equation of state upstream oil & gas operation mode network model well model integrated model permeability filtration problem filtration model surface network dynamic...

... Abstract The work demonstrates results of reservoir properties evaluation using a complex of laboratory and multiscale digital core or digital rock analysis. Rock properties (including relative phase permeabilities) were studied at different scales: from nanometers to meter (whole core...

... bottomhole pressure pressure drop skin factor filtration machine learning upstream oil & gas modeling history pseudofunction adaptation reservoir surveillance drillstem/well testing two-phase filtration isobar map equation coefficient permeability algorithm proxy model Introduction...

... target core effective reaction rate acid wormhole spe russian petroleum technology conference permeability core holder core sample pvbt Introduction Nowadays acidizing became one of the most common approaches used to increase the hydrocarbons production from carbonate reservoirs. An acid...

... Abstract The computational method for gas-condensate phase permeabilities is presented using digital rock analysis. The proposed method combines: a) construction of high-resolution tomographic images of the pore space; b) development of compositional model of a gas-condensate mixture at pore...

... of treatment fluids to a) create new flow-channels (wormholes) thus improving rock permeability, and b) remove BaSO4-based solids suspected to be affecting productivity in the field. In this work, five reservoir core plugs were stimulated by GLDA based formulation to assess wormholing mechanism, while two core...

... the results of core studies, theoretical studies and physico-chemical surveys. flow divertion composition operation upstream oil & gas efficiency acid fluid dynamics viscosity flow diverter skin factor sda carbonate reservoir reaction rate divertion permeability diverter injection...

... the caprocks under conditions of its low permeability were estimated. Similar losses due to multicomponent diffusion were also evaluated. Upper bounds for diffusion losses were obtained straightforwardly. Corresponding study was carried out for the model from paper ( Abukova et al., 2020 ) with maximum...

... interpretation pay thickness reservoir porosity saturation logging data facies integrating horizontal wellbore horizontal well lithotype well logging upstream oil & gas assessment permeability boundary heterogeneous reservoir spatial interpretation Introduction In recent years...

... space of tight (low-permeable) rock samples. As a result, derived digital rock models do not reflect the real rock topology, and permeability predictions yield unreliable results. Our approach deploys high-contrast µCT scanning technique and Focused Ion Beam milling combined with Scanning Electron...