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Keywords: polymer
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Journal Articles
J Pet Technol 73 (04): 53–54.
Paper Number: SPE-0421-0053-JPT
Published: 01 April 2021
... project to perform an experiment to validate the use of an advanced polymerflooding technology on the Alaska North Slope. Polymer injectivity of horizontal wells is found to be sufficient to replace reservoir production voidage, although some declines occurred as high-viscosity polymer swept the near...
Journal Articles
J Pet Technol 72 (09): 79–80.
Paper Number: SPE-0920-0079-JPT
Published: 01 September 2020
... International Petroleum Technology Conference, Dhahran, Saudi Arabia, 13-15 January. The paper has not been peer reviewed. Copyright 2020 International Petroleum Technology Conference. Reproduced by permission. The oil and gas industry uses acids and oxidizers as polymer breakers in hydraulic fracturing...
Journal Articles
J Pet Technol 72 (06): 74–75.
Paper Number: SPE-0620-0074-JPT
Published: 01 June 2020
... have established that aqueous-based chemical EOR processes are best suited for these viscous oil fields. Full-field polymer flooding has been implemented in the Mangala field, with an injection at the time of writing of nearly 400,000 B/D of polymerized injection water (IW) with average polymer...
Journal Articles
J Pet Technol 72 (06): 76–77.
Paper Number: SPE-0620-0076-JPT
Published: 01 June 2020
...Chris Carpenter This article, written by JPT Technology Editor Chris Carpenter, contains highlights of paper IPTC 20285, “A Successful 18% STOOIP Four-Injector Polymer Pilot Expands to 80 New Injectors in 6 Years by Adopting a Modular Concept in Grimbeek Fluvial Reservoirs,” by Juan E. Juri, Ana...
Journal Articles
J Pet Technol 72 (04): 60–61.
Paper Number: SPE-0420-0060-JPT
Published: 01 April 2020
...Chris Carpenter This article, written by JPT Technology Editor Chris Carpenter, contains highlights of paper SPE 195257, “First-Ever Polymer-Flood Field Pilot: A Game-Changer To Enhance the Recovery of Heavy Oils on Alaska’s North Slope,” by Abhijit Dandekar, SPE, University of Alaska Fairbanks...
Journal Articles
J Pet Technol 72 (01): 48.
Paper Number: SPE-0120-0048-JPT
Published: 01 January 2020
... high and quick recovery. Thus, polymers or foams have been used traditionally to increase viscosity of displacing fluids ( µ w ). To reduce K w /K o , surfactant; alkaline; microbes, which create in-situ surfactants; or low-salinity water, which changes wettability to water, were used. Steam or hot...
Journal Articles
J Pet Technol 71 (06): 81–82.
Paper Number: SPE-0619-0081-JPT
Published: 01 June 2019
...; Varadarajan Dwarakanath, SPE, and Sophany Thach, Chevron; and Mark Ellis, prepared for the 2018 SPE Hydraulic Fracturing Technology Conference, Tulsa, Oklahoma, USA, 14–18. The paper has not been peer reviewed. This paper discusses an enhanced-oil-recovery (EOR) polymer-flood pilot at the Captain field...
Journal Articles
J Pet Technol 70 (12): 72–74.
Paper Number: SPE-1218-0072-JPT
Published: 01 December 2018
...Adam Wilson This article, written by Special Publications Editor Adam Wilson, contains highlights of paper SPE 190272, “An Advanced Electrochemical System for EOR Produced-Water Desalination and Reduced Polymer Consumption,” by Ben Sparrow, Adrian Ebsary, Derek Mandel, and Malcolm Man, Saltworks...
Journal Articles
J Pet Technol 70 (12): 69.
Paper Number: SPE-1218-0069-JPT
Published: 01 December 2018
... costs. In instances where polymer flooding is used, the membrane allows the polymer to remain in the desalinated water so that it can be used again. The cost savings from polymer reuse can be significant. Production facilities also suffer from the massive quantities of water produced. When produced...
Journal Articles
J Pet Technol 70 (11): 55–62.
Paper Number: SPE-1118-0055-JPT
Published: 01 November 2018
... to Polymers for Offshore EOR Stephen Whitfield, Senior Staff Writer Polymer flooding is a longstanding, popular tool for improving oil recovery, and over the years a number of researchers have worked at improving the quality of commercially available polymers. However, polymer mixing in offshore applications...
Journal Articles
J Pet Technol 70 (07): 75–76.
Paper Number: SPE-0718-0075-JPT
Published: 01 July 2018
..., and porous-media morphology. Trapped foam severely reduces the effective permeability of gas moving through a porous media by reducing the number of conduits through which the foam can flow. Addition of Polymer and Polymer-Like Structures The addition of polymer to a surfactant solution typically increases...
Journal Articles
J Pet Technol 69 (12): 76–80.
Paper Number: SPE-1217-0076-JPT
Published: 01 December 2017
... ineffective. The new FR system is effective at low concentrations (0.25 to 1 gal/1,000 gal) in clay-control brines and flowback and produced-water sources. This new salt-tolerant FR system consists of a water-in-oil cationic polymer and an inverter. Unlike other FRs, the distinctive advantage of the new FR...
Journal Articles
J Pet Technol 69 (12): 78–80.
Paper Number: SPE-1217-0078-JPT
Published: 01 December 2017
... was determined gravimetrically, and both samples gave the same uptake, which shows that, in this case, wettabil- ity did not have a large effect. Essentially three interfaces need to be considered: adsorption functional- ity to reservoir rock, adsorption func- tionality to the polymeric system, and polymer...
Journal Articles
J Pet Technol 69 (11): 40.
Paper Number: SPE-1117-0040-JPT
Published: 01 November 2017
... fluids with superior properties for HP/HT applications. Another paper discusses a novel high-performance brine viscosifier (polymer) for high-temperature applications. The addition of the polymer blend increases the brine suspension both before and after aging at elevated temperatures. It also shows...
Journal Articles
J Pet Technol 69 (11): 46–48.
Paper Number: SPE-1117-0046-JPT
Published: 01 November 2017
... of the polymers in the brine. The enhanced performance is highlighted through dy- namic and static aging tests from 300 to 325°F. Much of the complete paper is de- voted to a detailed discussion of ex- periments describing the use of some polymeric and surfactant additives that may serve as drop-in replacements...
Journal Articles
J Pet Technol 69 (06): 81–82.
Paper Number: SPE-0617-0081-JPT
Published: 01 June 2017
...Adam Wilson This article, written by Special Publications Editor Adam Wilson, contains highlights of paper SPE 181615, “Challenges During Execution, Construction, and Operational-Readiness Phase of Surface Facilities in a Full-Field Polymer-Flood Project,” by Santosh Mohanram, Premashis Bhaumik...
Journal Articles
J Pet Technol 69 (06): 52–53.
Paper Number: SPE-0617-0052-JPT
Published: 01 June 2017
... polyacrylamides (PAM) have proven to be efficient viscosifiers for moderate field conditions to reduce mobility of the displacement fluid, thus increasing reservoir sweep efficiency. Surfactants mobilize oil that is trapped in formation rock pores by lowering the oil/water interfacial tension. Polymer flooding...
Journal Articles
J Pet Technol 69 (04): 20–22.
Paper Number: SPE-0417-0020-JPT
Published: 01 April 2017
... commonly used viscosity modifiers are water-soluble polymers such as hydrolyzed polyacrylamide, polyvinyl alcohol, and poly(vinylpyrrolidone) (Taylor and Nasr-El-Din 1998). Likewise, water-soluble biopolymers, in particular polysaccharides such as xanthan and guar, are also used in some fields (Alquraishi...
Journal Articles
J Pet Technol 69 (03): 48–51.
Paper Number: SPE-0317-0048-JPT
Published: 01 March 2017
... with incremental innovations. These fluids include either metal-crosslinked polymer solutions or borate-crosslinked guar, which is used for the largest percentage of crosslinked-gel fracturing treatments. While widely used in both crosslinked and hybrid fracture designs, several performance issues have been noted...
Journal Articles
J Pet Technol 69 (01): 42.
Paper Number: SPE-0117-0042-JPT
Published: 01 January 2017
... the 1930s and the fundamental EOR schemes (i.e., chemicals and CO 2 ) have been with us since the late 1960s. Low-salinity and hybrid schemes have been growing during the past 10 years, and we are getting better at establishing conformance controls such as foams and thermally activated polymers. If we also...

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