... alkali-polymer flood drilling fluid chemistry injection experiment reduction coreflood polymer concentration Introduction The main reported mechanism of heavy oil recovery by alkali injection is the in-situ formation of macro-emulsions ( Bryan et al., 2009 ; Levitt et al., 2011 , Dong et...

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... be achieved by a more advanced use of mud gel-break and rheology data and a new auto sequence for stepwise axial velocity control. This paper details a project which is a step in targeting an autonomous and optimized drilling process. well control drilling fluid property drilling fluid chemistry...

... that the leakoff from acid fracture represented by a reservoir model with wormhole propagation is important to correctly understand acid fracture efficiency. Simply using a constant leakoff coefficient can lead to significant error and misleading conclusions. drilling fluid chemistry drilling fluid...

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... nanoparticles are added to the system at 275°F the elastic modulus becomes the dominant factor. These positive effects of nanoparticles on VES fluid characteristics suggest that these particles can reduce treatment cost and will extend the temperature range of the surfactants to 275°F. drilling fluid...

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