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Keywords: polymer
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Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206095-MS
... reservoir characterization downhole intervention core analysis flow in porous media production enhancement upstream oil & gas enhanced recovery complex reservoir polymer concentration porosity experiment pressure response acid injection fluid dynamics pv bt rock heterogeneity...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206146-MS
... 12. Zhu , Z ; OuyangJian , O ; Pailelet , S . . ( March 2007 ). Hydrophobically modified associating polyacrylamide (HPAM) synthesized by micellar co polymerization at high monomer concentration . Published in European polymer Journal Volume 43 , Issue 3 ( 2007 ): 824 – 834...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206164-MS
...Abstract Abstract Improved oil recovery in carbonate rocks through modified injection brine has been investigated extensively in recent years. Examples include low salinity waterflooding and surfactant injection for the purpose of residual oil reduction. Polymer addition to injection water...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205834-MS
... fracture extension within the producing zone, optimizing geometry for increased hydrocarbon production while limiting excess water. Polylactic Acid (PLA) polymer is self-degradable, compatible with reservoir fluids, and has a variety of compositions for different temperature applications. Blending proppant...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-208624-STU
... pressure in the fracture and control the height of the rupture. The goal of this research is to develop such fluid. hydraulic fracturing proppant polymer concentration composition surfactant frac fluid fracturing fluid porous medium experiment proppant transport air bubble fracturing...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206203-MS
... polymers were selected for the evaluation. All polymers, except HYASF, were commercially available. Ten of the twelve polymers were AM-AMPS copolymers. These ten AM-AMPS based polymers varied in their molecular weight and AM-AMPS ratio. The other two polymers were: one with increased quantity of N...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206242-MS
...Abstract Abstract Even though the influence of wettability alteration on imbibition is well-documented, its synergy with Interfacial-Tension (IFT) for Alkali/Nanoparticles/Polymer flooding requires additional investigation. Particularly, when the oil Total Acid Number (TAN) may determine...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206279-MS
... are hydrolyzed after polymerization of the polymer. Both PHPA-A and PHPA-B are used as active materials in invert emulsion friction reducers while PHPA-C is used as an active material in a slurried friction reducer. Persulfates, Perborates and 2 blended Peroxides were used to cleave the polymer chain...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206308-MS
... Koteeswaran et al (2017) developed a semiquantitative method using zeta potential to evaluate polyacrylamide polymer interaction with various shales to understand the polymer's use as a formation stabilizer. Cationic and anionic polyacrylamides were evaluated on two shales in fluids of varying...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205955-MS
... temperature viscosifier stability drilling fluid selection and formulation drilling fluid formulation anisotropic nano-platelet rheological property drilling fluid chemistry fluid loss control polymer viscosity functionality upstream oil & gas thermal stability wbm-1-lm rheometer gel...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205953-MS
... formulations used in this study included field samples of oil-based drilling fluids as well as laboratory samples formulated with bentonite and other polymers such as partially-hydrolyzed polyacrylamide, synthesized xanthan gum, and polyacrylic acid. Detailed rheological characterizations of these fluids used...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206010-MS
... According to the table, polymer molecular weight and concentration positively affect its relaxation time. With the increase in molecular weight, the average length of the polymer chain increases, and it becomes harder for the molecule to relax ( Hester et al ., 1994 ; Jiang et al ., 2003...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206024-MS
...Abstract Abstract Polymer transport and retention affect oil recovery and economic feasibility of EOR processes. Most studies on polymer transport have focused on sandstones with permeabilities (k) higher than 200 mD. A limited number of studies were conducted in carbonates with k less than 100...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206333-MS
... performance. Such result, if confirmed, may lead to high possibilities for the improvement of heavy-oil reservoir production under aquifer support by mitigating water production with simple chemical bullhead injection. flow in porous media polymer reservoir characterization structural geology wso...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204270-STU
.... They were synthesized by the polymerization reaction of acrylamide monomers sometimes with the addition of another ionic functional group as depicted in Figure 2 . Figure 2 The structure of polymers. (a) Hydrolyzed polyacrylamide; (b) Sulfonated polyacrylamide ( Chen, 2016 ) Table 1...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204269-STU
...Abstract Abstract Chemical enhanced oil recovery (EOR) is a method that helps to increase recovery of oil in the tertiary stage of a reservoir. Methods such as polymer, surfactant, and microbial injection increase overall recovery by producing unswept or residual oil that remains after a water...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201279-MS
... Abstract The US Department of Energy and Hilcorp Alaska, LLC are jointly cosponsoring a field pilot project entitled "First Ever Field Pilot on Alaska’s North Slope to Validate the Use of Polymer Floods for Heavy Oil Enhanced Oil Recovery (EOR)." The objective of this pilot is to perform...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201387-MS
... immobile and oil recovery is significantly decreased. We further show that the presence of polymer - both in the buffer and the chemical slug - has little effect on the appearance of the arrested microemulsion and oil bank. Polymer does partially offset the negative effects by providing conformance control...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201626-MS
... Abstract Polymers have been successfully deployed in the oil&gas industry in various field implementations, including mobility control in waterflood, flow divergence, and well conformance control. However, lab and field applications of polymer injections often encounter polymer-induced...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2019
Paper Number: SPE-195872-MS
...) with literature/empirical data is always recommended as a sanity check. Polymer adsorption is equally affected by the numerical dispersion and dilution, as grid sizes increase so does concentration decrease and so do the adsorption levels change. The effect of lower adsorption is compounded...

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