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Keywords: Brine
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Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218510-MS
... a challenge due to their unique solubility in brine under most of the reservoir conditions. The reliability of static surfactant adsorption tests is questionable, especially for switchable amine surfactants, because the testing conditions greatly deviate from the reservoir conditions. For the first time...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218518-MS
..., friction reduction, and flow-back performance. Hydration time of the DFRs in synthetic brine was measured by viscosity monitoring. The viscosity was measured using rheometer at 160°F. Friction reduction of DFR samples was characterized by industry standard friction flow loop system. Formation damage...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218604-MS
... Abstract Polymeric scale inhibitors (SIs) possess excellent dispersive and scale inhibition properties. In this study, a series of phosphorous-tagged polymeric SIs (PPSIs) were synthesized to inhibit calcium scale formation in synthetic brines. The design of chemical structure followed previous...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218624-MS
... Table 1 Summary of brines investigated in this study. Zero Liquid Discharge Water High Salinity Water Ion concentration [ppm] ZLD HSW Na+ Cl- Ca2+ Mg2+ HCO3- SO42- 10 44 1.5 0.3 36 1 18,240 32,200 650 2,110 120 4,290 TDS 99 57,610 ρ 25 [kg/m3...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218773-MS
... drilling fluid selection and formulation completion strategic planning and management displacement overcoming geological uncertainty completion technique ppg malaysia sabah deepwater completion design drilling fluid chemistry hanger brine enhanced drilling packer assessment assembly fiv...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218776-MS
... of the in-depth polymer propagation and determine the relevant parameters for the simulation dataset. Polymers were evaluated at the reservoir temperature (i.e. 190°F / 88°C) using brine with a TDS and divalent cations concentration of ~260,000 ppm and 19,000 ppm, respectively. For such conditions, data...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218815-MS
...Results and Discussions As the temperature increased, there was a corresponding rise in the Interfacial Tension (IFT) for CO 2 -mixed brine, as depicted in Figure 2 . The influence of temperature on IFT manifested in three distinct patterns: Firstly, under elevated pressure conditions...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218790-MS
...) and acidic water issue was addressed by replacing the environment with 5% potassium chloride (KCl) brine and using 30% excess cement with coiled tubing. Moreover, acid-soluble cement was used to protect the water-free reservoir such that if cement is lost, acid can help to dissolve it. With comprehensive...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, April 22–24, 2024
Paper Number: SPE-218822-MS
... industrial waste by-product. The study considered different corrosive environments, including field-sourced formation brine and organic acid. In contrast to cement, geopolymers are unique 3D amorphous materials that have high potential for being a robust and sustainable alternative to conventional well...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200094-MS
... remediation production chemistry wax remediation hydrate remediation hydrate inhibition upstream oil & gas scale inhibition enhanced recovery oilfield chemistry waterflooding concentration brine brine injection precipitate remediation of hydrates experiment chemical flooding methods wax...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200079-MS
... oil & gas drilling fluid selection and formulation fluid loss control drilling fluid property drilling fluid formulation enhanced recovery complex reservoir carbonate reservoir berea sandstone concentration ppm adsorption inhibitor brine na 2 surfactant adsorption calcite...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200178-MS
... temperature and high salinity conditions. The reservoir conditions include temperatures in the range of 100 – 130 ºC and formation brines of more than 200 000 ppm TDS with high concentrations of divalent ions in carbonate rock. These conditions have been beyond the limitations of synthetic polymers and most...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200247-MS
... the factors impacting surfactant adsorption – namely reservoir rock mineralogy, brine composition and chemicals types — mineralogy is known to be prominent with an impact that is hard to predict and should be dealt with. This paper presents a comprehensive review on the importance of reservoir rock mineralogy...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200192-MS
... by injecting both the ultra-low IFT inducing surfactant slug and the drive at the same (constant) salinity. LTG corefloods were conducted for a carbonate reservoir with low permeability (<100 mD), moderate temperature (69 °C) and high formation brine salinity (180,000 ppm). Microemulsion phase behavior...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200253-MS
... Abstract The effect of kaolinite fine particles migration and wettability alteration during low salinity water-flooding (LSW-flooding) has been investigated for Omani sandstone reservoirs. Water flooding by re-injecting the reservoir brine is currently operated in the subjected Omani oil fields...
Proceedings Papers

Paper presented at the SPE Conference at Oman Petroleum & Energy Show, March 21–23, 2022
Paper Number: SPE-200041-MS
... in porous media brine experiment hydrogel polymer system upstream oil & gas viscosity application waterflooding average viscosity salinity enhanced recovery fluid dynamics filtercake volume fraction screen factor water-b injection rate ph value external filtercake Introduction...
Proceedings Papers

Paper presented at the SPE EOR Conference at Oil and Gas West Asia, March 26–28, 2018
Paper Number: SPE-190348-MS
... Abstract It has been experimentally observed that Low-Tension-Gas (LTG) flooding can be a suitable enhanced oil recovery (EOR) method for low-permeability carbonate reservoirs with high salinity and hard formation brine. LTG flooding improves oil recovery by combining two effects: a reduction...
Proceedings Papers

Paper presented at the SPE EOR Conference at Oil and Gas West Asia, March 26–28, 2018
Paper Number: SPE-190338-MS
... with Helium porosity-meter was also confirmed with the brine volume required to fully saturate the vacuumed core. The permeability of the core was measured with formation brine at test conditions. The core porosity and permeability measurements were also repeated after each test. No significant change...
Proceedings Papers

Paper presented at the SPE EOR Conference at Oil and Gas West Asia, March 26–28, 2018
Paper Number: SPE-190360-MS
... In this paper, we present a nanoscale approach to carbonates wettability characterization using cryo-BIB-SEM method in an attempt to identify phase distribution (oil, brine) and pores from BIB-SEM images. We compare carbonate reservoir rocks aged in crude oil and exposed to brines with high...

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