... to the implications of these EOR chemicals breaking through into producer wells and entering the produced water handling system. The impact caused by EOR chemical breakthrough can be varied, but most commonly the efficacy of oil/water separation is seriously affected. The contribution that EOR chemicals can have...

... Abstract The multi-component thermal fluid huff and puff pilot for offshore heavy oil has been conducted in Bohai Oilfield since 2008. Currently, part of the wells has entered the second cycle of the huff and puff. With the increase of the stimulation cycles, the steam breakthrough becomes...

... concentration gel temperature oscillation measurement Permeability reduction salinity drilling fluid selection and formulation waterflooding breakthrough Conformance Control coreflood experiment injection gel strength gel breakthrough THR solution viscosity KCl brine society of petroleum...

... conformance Upstream Oil & Gas viscosity polyacrylamide pilot area scovil pool pilot project polymer concentration injection breakthrough permeability uplift injection well nanosphere north lobe concentration Introduction Since the presentation in Tulsa, Oklahoma in April 2012...

.... displacement process Upstream Oil & Gas enhanced recovery Brine scco 2 ct number profile sample 9 variation breakthrough heterogeneity NaI brine cross section experiment injection permeability sample 10 CT number subsurface storage supercritical co 2 differential ct number...

.... Trapped gas could lead to an efficient oil recovery, depending on the amount of trapped gas: the lower the trapped gas saturation the better the oil recovery. chemical flooding methods breakthrough experiment ASP solution enhanced recovery polymer oil saturation surfactant injection...

... images, fluid saturation profiles and mobility reduction factors demonstrated that foam exhibited a good mobility control in the presence of water-flood residual oil. This was further confirmed by a delay in the gas breakthrough. The experiments also proved that immiscible foam displaced additional oil...

... system enhanced recovery drilling operation breakthrough well completion well architecture completion productivity completion design well pattern well path Directional Drilling Injection point sand control completion application injection chemical flooding methods Upstream Oil & Gas...

... with CO 2 excellent displacement. enhanced recovery fluid dynamics swag chemical flooding methods upstream oil & gas unfractured case modeling & simulation breakthrough recovery pressure profile fractured core co 2 cumulative fluid recovery unfractured core spe 143512 flow...

... ±4% OIIP differences in term of field oil recovery. upstream oil & gas efficiency base model miscible method wag injection simulator gas injection method injection case compositional model enhanced recovery breakthrough grid block cycle time black-oil model spe 143297 water...

... and reducing the issues around molecular weight variation in the recycled gas and the degree of turndown required in the facilities in the early years of EOR operations. breakthrough producer spe 144939 hydrocarbon gas offshore co 2 operation flexibility upstream oil & gas co 2 requirement...

... in polymerflooding to maximize sweep efficiency and to minimize polymer recycling by delaying polymer breakthrough. Field scale rate optimization problems for EOR processes involve complex physical and simulation models, production and facility constraints, and a large number of unknowns. Deployment of smart well...