..., exceptional salt tolerance up to 25 wt% Total Dissolved Solids (TDS), and a critical surfactant concentration threshold for economic field application. While historical literature challenged viscous foam generation in conventional fractured reservoirs and discouraged its field application, our work...

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..., and surfactant concentration. geologist produced water discharge pvt measurement structural geology unconventional play upstream oil & gas united states government mineral shale gas chemical flooding methods eagle ford wettability alteration gas injection method surfactant enhanced...

... Injection Rate urtec 103 oil production production rate water injection injection surfactant concentration gas injection method Brine surfactant injection surfactant foam Foam Generation injectivity reservoir URTeC: 103 Industry-First Hydrocarbon-Foam EOR Pilot In An Unconventional...

... reservoir rock sample complex reservoir af vr recovery factor spontaneous imbibition society of petroleum engineers rock sample surfactant concentration af vr value Oil Recovery hydraulic fracturing concentration recovery fracture surface area spontaneous imbibition experiment URTeC: 627...

..., the effect of initial water saturation, surfactant concentration, and surfactant solution salinity on this process were examined by paired cores. Based on the laboratory studies, we conclude: Surfactant flooding by driving process for tight rocks with low permeability (10 −3 md) has good potential...

... a state-of-the-art IFT/CA apparatus at reservoir conditions (6840 psi and 116?) for different surfactant concentrations (0.005 to 0.5 wt%). The amount of surfactant adsorption from surfactant-brine solutions onto crushed shale rocks were measured using UV-Vis spectroscopy at different surfactant...