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Keywords: nanoparticle
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Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-154466-MS
... factor, n, in the above relation is given by n = 3/Ψ. It is noteworthy that this equation reduces to that of Maxwell for spherical particles. Furthermore for low concentrations of nanoparticles dispersed in base fluid, the density of the resulting nanofluids is expected to differ negligibly from...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-154827-MS
... Abstract The use of aqueous stabilized nanoparticle dispersions (NPDs) with 4-20 nm silicon dioxide particles has been demonstrated in both experimental laboratory evaluations and field trials to provide production improvements in wellbore remediation and increased injectivity over conventional...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-154972-MS
... Abstract In the current paper, a mathematical model to describe the nanoparticles transport carried by a two-phase flow in a porous medium is presented. Both capillary forces as well as Brownian diffusion are considered in the model. A numerical example of countercurrent water-oil imbibition...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-155533-MS
...-ionised water and DTAB. The linear gel was then crosslinked with the nanoparticles by raising the pH above the pKa (~9), to about 10.5-11. Rheological measurements were performed on a Bohlin instrument C-VOR 120 for the room temperature experiments. A Grace M5500 rheometer with R1/B5 geometry was used...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-155550-MS
... 2 O 3 nanoparticle containing silicate solutions. Results of laboratory study of gelation mechanism, rheological properties, flow behavior, and nanoparticle sizing served to draw fundamental conclusions. It has been shown that these nanomaterials can replace completely the polymers...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-156642-MS
... to avoid deposition of nanoparticles on the rock surface. Therefore, only adsorption of nanoparticles leads to wettability alteration. Figure 2 shows interfacial tension values resulted of different concentrations of HLP nanofluid. According to Figure 2 , oil-water interfacial tension reduces...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157043-MS
...Introduction The use of nanoparticles in industrial applications has shown an enormous growth in the last decade. The nanoparticles present a number of favorable characteristics such as high surface area, special optical and chemical responses and active surfaces, suitable for adsorption...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157032-MS
... application of the technology. In each of these areas, nanoparticles can pose some hurdles. Once nanoparticles get below the sub-100 nanometer size, they begin to demonstrate a considerable amount of attractive force for one another. This phenomenon often results in viscosity increases of fluids...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157056-MS
... The material under study is an aqueous dispersion of silica nanoparticles. The mean diameters of the primary particles are 5 and 25 nanometers; they have an unmodified surface. The particles are monodispersed in aqueous solution. The shape of silica nanoparticles is spherical as determined...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-156992-MS
... and materials concentration particle stability in-house drilling fluid selection and formulation upstream oil & gas fluid loss amanullah application society of petroleum engineers lcm nanoparticle Abstract The success of drilling operations is heavily dependent on the drilling fluid...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157033-MS
... Abstract For any possible application of hard nanoparticles as an improved oil recovery agent, it is necessary to have a stable wettability modifier with improved mobility properties under broader oil reservoir conditions. Typical oil reservoir conditions with high temperature, pH...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157094-MS
... and interfacial properties which are directly useful to release the trapped oil from the pore spaces in the order of 5 to 50 microns of tight oil formations. Laboratory tests using nanoparticles as the EOR agent, developing nano computational models to explore the surface properties and utilizing nano-scale...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157119-MS
... technique for dewaxing of production tubing. The technique involves the use of Co-Ni nanoparticles along with an exclusive polymer to be pumped inside the annulus between production tubing and casing at the time of well commissioning. The nanoparticles remain suspended in the polymer filled inside...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157019-MS
... on the elaboration of a new family of tracers based on fluorescent silica colloids for in situ real-time optical detection. Indeed, these architectures of nanometric size (nanoparticle diameter controllable between 30-100 nm) permit (i) the encapsulation of fluorescent dyes (the intrinsic signal of tracers) and (ii...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-156995-MS
..., adding nanoparticles to fluids may drastically benefit enhanced oil recovery and improve well drilling, such as changing the properties of the fluid, wettability alternation of rocks, advanced drag reduction, strengthening sand consolidation, reducing the interfacial tension and increasing the mobility...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157120-MS
... reservoir characterization water flooding process stability sensor reservoir conditions waterflooding luminescence application nanoparticle society of petroleum engineers Introduction Improved oil recovery is a current demand as result of the depletion of easy accessible oil reserves...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157106-MS
... disturbs equilibrium condition in porous media. Because of nonequilibrium condition fines migration occurs during various operations. Nanoparticles seem to be good candidates to strengthen the attractive forces between fines and pore wall due to very small size, high specific surface area and electrical...
Proceedings Papers

Paper presented at the SPE International Oilfield Nanotechnology Conference and Exhibition, June 12–14, 2012
Paper Number: SPE-157123-MS
..., such as exploration, drilling, production, enhanced-oil-recovery (EOR), and refining. For example, superparamagnetic nanoparticles that could act as contrast agents could be used to accurately determine the oil saturation distribution in a reservoir and help determine bypassed oils. Moreover, by correctly...

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