polyacrylamide enhanced oil recover features of Cuba

Polyacrylamide degradation and its implications in environmental systems | npj Clean Water

7/9/2018 · Some key features to consider when studying acrylamide-based polymers for chemical enhanced oil recovery. Oil Gas Sci. Technol. 67 , 887–902 (2012). Article CAS Google Scholar

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Investigation of inverse emulsion assisted controlled release of polyacrylamides for enhanced oil recovery – RSC Advances (RSC Publishing)

16/4/2019 · In this study, a high-molecular-weight modified polyacrylamide polymer (GF-1) encapsulated in a water-in-oil emulsion is proposed for controlled polymer release towards enhanced oil recovery. It is compared with the conventional polyacrylamide i

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Polymers for Enhanced Oil Recovery Technology

1/1/2012 · The efficiency of the process is in the range of 0.7 to 1.75 lb of polymer per bbl of incremental oil production [3]. 2. Polymer for Enhanced Oil Recovery 2.1. Principle and mechanism Polymer is the material that plays an important role in the

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Polymers for enhanced oil recovery: fundamentals and selection criteria

13/5/2017 · Enhanced oil recovery, 1-42. Shah DO (ed) (2012) Improved oil recovery by surfactant and polymer flooding. Elsevier, Ney York Google Scholar Sheehy A (1990) Recovery of oil from oil reservoirs. Google Patents. U.S. Patent No. 4,971,151 Sheng J

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Impact of Acrylate and 2-Acrylamido-Tertiary-Butyl Sulfonic Acid Content on the Enhanced Oil Recovery Performance of Synthetic Polymers | SPE

11/8/2021 · Polymer flooding is a mature enhanced oil recovery (EOR) technology that has seen increasing interest over the past decade. Copolymers of acrylamide (AMD) and acrylic acid (AA) have been the most prominent chemicals to be applied, whereas

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Polymers | Free Full-Text | Feasibility Study of Applying Modified Nano-SiO2 Hyperbranched Copolymers for Enhanced Oil Recovery in Low-Mid

To improve oil recovery significantly in low-mid permeability reservoirs, a novel modified nano-SiO2 hyperbranched copolymer (HPBS), consisting of polyacrylamide as hydrophilic branched chains and modified nano-SiO2 as the core, was synthesized

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Effectiveness and Efficiency of Polymers in Enhanced Oil Recovery of High Water Cut Reservoirs of Varying Salinities and Temperatures via

This remaining oil can account for 45- 70% of the original oil in a hydrocarbon reservoir. Therefore, methods to both improve and enhance oil recovery are highly sought. Enhanced oil recovery methods serve to recover such oil through techniques

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A review of nanomaterials for nanofluid enhanced oil recovery – RSC Advances (RSC Publishing)

23/6/2017 · The injection of nanofluids into oil reservoirs, a novel chemical enhanced oil recovery (EOR) technique, has the potential to produce a greater portion of the 50% of in-place oil reserves, which is currently not recoverable by conventional

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Research on the crosslinking mechanism of polyacrylamide/resol using molecular simulation and X-ray photoelectron spectroscopy | Polymer Journal

10/3/2010 · Resol crosslinked polyacrylamide (PAM) hydrogel can be used as the chemical flooding agent in enhanced oil recovery because of its excellent temperature- and salt-resistant properties. It is known

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Energies | Free Full-Text | Aqueous Hybrids of Silica Nanoparticles and Hydrophobically Associating Hydrolyzed Polyacrylamide Used for EOR in High

Water-soluble polymers are known to be used in chemically enhanced oil recovery (EOR) processes, but their applications are limited in high-temperature and high-salinity oil reservoirs because of their inherent poor salt tolerance and weak

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