... producer upstream oil & gas efficiency unconsolidated sandstone reservoir enhanced recovery spe 150492 reservoir gel treatment jcp-10 pattern wormhole operator sand production wormhole channel polymer gel gel injection injection Injector JCP-10 represented the initial waterflood...

... be implemented for analogous fields. waterflooding viscosity hrd reservoir production well medium viscosity sandstone oil reservoir a-field polymer viscosity injection enhanced recovery polymer vendor producer nearby producer reservoir upstream oil & gas extended polymer injectivity test...

...-salinity water (∼166,000 ppm TDS) in a sour, sandstone, heavy-oil reservoir (∼5 mol% hydrogen sulfide) based on an extensive laboratory study involving different polymers and operating conditions. In view of the results of this one-spot EOR pilot, a multi-well, high-salinity polymer-injection pilot...

... Abstract In view of characteristics of low permeability sandstone reservoir and the aim of water control and oil increment, a mild water control technology referring to the alternative injection of anionic and cationic polymer for in-depth profile control in low permeability sandstone reservoir...

... and durability of such injectant in oil-wet carbonate reservoirs at harsh reservoir conditions, namely high temperature and high salinity. flow in porous media polymer injection viscosity application reservoir Modeling & Simulation Fluid Dynamics oil production sandstone injection chemical...

... polymers into the reservoir to block the already swept fractures and high permeability zones is a promising solution. No injection of high viscosity gels or triggering agents is needed is this process. Polyacrylic acid microgels can swell a thousand fold as the pH of the surrounding solution changes...

... the effectiveness of polymer and surfactant flood in Offshore Egyptian Field. This field is located in the Gulf of Suez, and the reservoir is sandstone formation with active water aquifer and has very high permeability in the order of few Darcies. The reservoir contains medium quality crude having viscosity of 17.5...

... Abstract The objective of injecting polymer in brown fields is to increase recovery beyond primary and secondary recovery mechanisms. However, generally it is difficult to achieve adequate (viscous) polymer injectivity in depleted sandstone reservoirs without fracturing. Therefore, monitoring...

... laboratory to full field applications. It is feasible to implement offshore polymer injection either on platform or FPSO system. It is recommended to implement polymer flooding at early stage of reservoir development in order to maximize the investment of offshore facilities. By tuning the chemistry...

... the polymer effluent. Experiments showed gellike characteristics after 30 pore volumes of recirculation in Berea sandstone. chemical flooding methods Upstream Oil & Gas polymer gelation complex reservoir polymer flow in porous media polymer injection pressure drop mineral core permeability...

...-dilute polymer solution in synthetic injection water was injected into carbonate and sandstone core plugs with different permeabilities and length. The collected effluent solutions were monitored by viscosity measurement using a rheometer and molecular weight distribution measurement using gel permeation...

... experiment waterflooding low salinity Sandstone Reservoir Oil Recovery Symposium polymer flooding LSWF reservoir injection water Oil Recovery salinity injection Fine Migration Fine migration occurs when the injection water contains an insufficiently low cation concentration, especially...

... with regards to polymer injectivity and propagation. Considering sandstone reservoirs, such data have not been previously reported in the literature for biopolymer Schizophyllan. flow in porous media polymer Fluid Dynamics outcrop enhanced recovery coreflood viscosity reservoir core retention...

... decline formation damage treated produced water fresh polymer sand pack totalenergy reservoir core flooding test prt skid treated water sandstone injection Introduction The polymer injection in field conditions is widely deployed in the last three decades for mainly Enhanced Oil...

... flooding between conglomerate reservoir and sandstone reservoir were conducted, including SP flooding water cut, injecting SP pressure, time of polymer appearing in production fluid, producing polymer speed and incremental oil recovery. In order to find out the law of different type's reservoir moving...

... injection pressure polymer flooding marginal reservoir reservoir permeability INTRODUCTION In continental, multilayer and heterogeneous sandstone oilfields, some reservoirs with poor connectivity and low permeability have lower recovery factors. The low degree of connection of layers between...

.... , Romero , J.L. , and Norman , C. 2012 . Improving volumetric efficiency in an unconsolidated sandstone reservoir with sequential injection of polymer gels . Society of Petroleum Engineers , SPE-150492-MS . Gharbi , R. , Alajmi , A. , and Algharaib , M. 2012 . The Potential...

... Abstract Polymer performance was evaluated in core material Polymer performance was evaluated in core material from four low permeability (9.1 to 45 md) reservoirs. Injectivity impairment was noted in the higher permeability cores. Rock properties were examined by a permeability cores. Rock...

... production polymer flooding pilot polymer flooding polymer injection viscosity water cut Oil Recovery enhanced recovery Efficiency South Turgay Basin reservoir permeability Introduction South Turgay basin's oilfield is a multi-layered, fractured with heterogeneous sandstone in an inland...

... adsorption enhanced recovery surfactant formulation surfactant adsorption mineralogy slug salinity waterflooding temperature sandstone eor process adsorption inhibitor hardness salinity gradient formulation injection reservoir rock brine treatment Introduction Surfactant adsorption...