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Keywords: concentration
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Journal Articles
A Novel Approach to Quantify Emulsion and Sludge Formation Damage During Matrix Acidizing
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4271–4288.
Paper Number: SPE-226213-PA
Published: 09 July 2025
..., and the amount of emulsion and sludge formed under various conditions. We further consider the impacts of acid concentration [hydrochloric acid (HCl)], ferric ions, and various acidizing additives [i.e., corrosion inhibitor (ACI), corrosion inhibitor intensifier (ACII), iron chelating agent (IC-3), iron...
Journal Articles
Experiments on Abrasive Water Jet Rock Slotting for Improved Perforation Efficiency in Hydraulic Fracturing
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4096–4114.
Paper Number: SPE-226209-PA
Published: 09 July 2025
... comprehension of AWJ slotting, including slot evolution, slotting mechanism, and parameter influence. For this study, we conducted experiments of AWJ rock slotting by reciprocating nozzle to investigate the effects of rock type, jet time, jet rate, abrasive volume concentration, jet distance, nozzle...
Journal Articles
Using a Well-Controlled Heterogeneous Permeability Field to Study Its Role on Miscible Density-Driven Convection in Porous Media and the Implications to Geological Carbon Sequestration
Available to PurchaseRuichang Guo, Hanxing Sun, Hongsheng Wang, Zihao Li, Yuntian Teng, Misagh Esmaeilpour, Yang Liu, Cheng Chen
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4369–4381.
Paper Number: SPE-228280-PA
Published: 09 July 2025
... permeability cov co 2 miscible density-driven convection concentration sand box permeability cov-l 0 permeability heterogeneity convective dissolution Impact of permeability heterogeneity on density-driven convection in porous media Miscible density-driven convection is crucial in GCS 3D...
Journal Articles
A Framework for Developing Semiquantitative Chemical Methods for Offshore Environments Using Smartphones
Available to PurchaseH. V. P. Vieira, R. M.M. Barcellos, M. L. A. Gonçalves, R. Mesquita, M. A. G. Teixeira, A. Mehl, E. M. Queiroz
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4044–4052.
Paper Number: SPE-228283-PA
Published: 09 July 2025
... alkalinity digital image colorimetry analyte concentration precipitate laboratory image processing production unit wax inhibition concentration dibam reaction analyte reaction medium Oil production on offshore platforms involves a series of operational challenges, mainly due...
Journal Articles
Graphene Slurry Plugging Agent for Water-Based Drilling Fluid
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4147–4157.
Paper Number: SPE-228284-PA
Published: 09 July 2025
... of microfractures and micropores. Graphene-based products are capable of plugging microfractures in low concentration due to their excellent micronanometer size and lamellar membrane structure. In this study, we develop a liquid-phase shear stripping methodology with relatively acceptable cost to produce graphene...
Journal Articles
Visual Investigation of Pore-Scale Salt Precipitation during CO 2 Injection in Carbon Capture and Storage and Enhanced Oil Recovery Processes
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (07): 4394–4408.
Paper Number: SPE-226217-PA
Published: 09 July 2025
... glass micromodels with homogeneous and heterogeneous patterns to comprehensively and visually investigate the salt precipitation during CO 2 injection in carbon capture and storage (CCS) and EOR processes. In addition, we ivestigated virtually the impact of porous media type, brine concentration, CO 2...
Includes: Supplementary Content
Journal Articles
Modeling of Proppant Placement in Hydraulic Fractures Including the Effects of Poroelasticity, Heat Transfer, Fracture Closure, and Temperature-Dependent Viscosity
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228305-PA
Published: 30 June 2025
... geology sedimentary rock fracturing fluid geologist proppant reservoir geomechanics hydraulic fracturing fracturing materials clastic rock rock type geological subdiscipline concentration fracture closure coefficient slurry conductivity fracture conductivity viscosity normalized proppant...
Journal Articles
Enhanced Filtration Performance of Cellulose Nanofiber/Bentonite Water-Based Drilling Fluids with Temperature- and Salt-Resistant Polymers for Extreme Conditions
Available to PurchaseMuhammad Arqam Khan, Kaihe Lv, Jinsheng Sun, Fengbao Liu, Haokun Shen, Yang Ding, Abdullahi Ahmed Noor, Shaine Mohammadali Lalji, Chaozheng Liu, Mei-Chun Li
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228402-PA
Published: 30 June 2025
... performance of CNF/BT-WBDFs under extreme conditions. Experimental results revealed that terpolymer AAD demonstrated the best salt and thermal resistance under conditions of 26 wt% NaCl concentration and aging at 200°C for 16 hours. Further optimization of the monomer ratio for AAD showed that when the AM...
Includes: Supplementary Content
Journal Articles
Structural Evolution and Pore Enhancement of Coal under Acid Corrosion, Assisting in the Selection of Enhanced Coalbed Methane Parameters for Acidizing Stimulated Reservoirs
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228323-PA
Published: 20 June 2025
... the gas storage and transportation behaviors within the reservoir. Understanding these structural evolutions and their corresponding control mechanisms is crucial. This work determined the optimal acid concentration through acidification experiments and characterized the structural evolution laws...
Includes: Supplementary Content
Journal Articles
Interfacial Property and Minimum Miscibility Pressure of Dimethyl Ether-Assisted CO 2 and Bakken Oil: A Molecular Dynamics Study
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228322-PA
Published: 20 June 2025
... increases from 38.80 g/100 g to 58.26 g/100 g, while the oil swelling factor rises from 1.19 to 1.71. Microscope analysis further reveals that DME increases the local concentration of CO 2 molecules around the oil phase, thereby enhancing CO 2 dissolution. In addition, DME reduces the free energy barrier...
Journal Articles
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-224231-PA
Published: 12 June 2025
... be of high relevance when projecting HPAM injectivity, fracture initiation, and whether viscoelasticity is significant in oil recovery of capillary-trapped residual oil with or without the presence of fractures. The literature review summarizes the effects of polymer concentration, molecular weight (Mw...
Journal Articles
Effect of Reinjected Flowback Water into Deep Coal Seams on Coalbed Methane Production: Low-Field Nuclear Magnetic Resonance and Molecular Dynamics Studies on Methane Desorption and Diffusion
Available to PurchaseRuying Ma, Yanbin Yao, Xiaoxiao Sun, Dong Feng, Pengwei Mou, Zishuo Li, Yaning Liu, Veerle Vandeginste
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (06): 3493–3506.
Paper Number: SPE-226199-PA
Published: 11 June 2025
... capacity modeling & simulation effect production monitoring experiment injection flowback water imbibition capacity saturation rock type reservoir surveillance salinity diffusion equilibrium concentration competitive adsorption capacity hydraulic fracturing enhanced recovery sample 2...
Journal Articles
Bio-Nanofluids Dispersed in Natural Gas Stream for Enhanced Oil Recovery
Available to PurchaseMaria C. Benjumea, Dahiana Galeano-Caro, Diego Ramirez, Manuel Gutierrez, Daniel Martinez, Juan G. Rojas, David Jaramillo, Hossein Nourozieh, Jeremy Philips, Paola Garzón, Ramiro Echavez, Jaime Gomez, Fredy Torres, Juan H. Sanchez, Sergio H. Lopera, Daniel A. Restrepo, Farid B. Cortés, Camilo A. Franco
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (06): 3693–3708.
Paper Number: SPE-225432-PA
Published: 11 June 2025
... tests. Furthermore, during the dynamic evaluation under reservoir conditions, a significant increase in recovered oil of 20% was observed at a concentration of the bio-nanofluid dispersed in the gas stream of 1.5 bbl‧MMscf −1 . According to the capillary blocking test, no restrictions were generated...
Includes: Supplementary Content
Journal Articles
A Reduced-Dimension Solution for Spatial Modeling of Tracer Transport in Single-Well Tracer Tests
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (06): 3682–3692.
Paper Number: SPE-221038-PA
Published: 11 June 2025
... and the oleic phases, a property known as the partitioning coefficient ( K ) , which defines the ratio of concentration at the equilibrium state in water and oil in the reservoir. The correct selection of the tracer and its K depends primarily on the injected concentration, temperature, and volume...
Journal Articles
Model Development for Geothermal Temperature Estimation Using Group Method of Data Handling Based on Discrete Differential Evolution
Available to PurchaseGrant Charles Mwakipunda, Ibrahim Al-Wesabi, Maimuna Iddy Abdy, Mbega Ramadhani Ngata, Wahib Yahya, Long Yu
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228304-PA
Published: 10 June 2025
..., characterized by abundant geothermal resources, has made it an ideal location for harnessing geothermal energy. These resources have been effectively utilized to develop a robust geothermal industry, positioning Turkey as a leading player in renewable energy. This concentration of geothermal plants in western...
Journal Articles
Exploring Inorganic Scale Risks and Mitigation Strategies for Carbon Capture, Utilization, and Storage
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-218722-PA
Published: 05 June 2025
... subsurface storage oilfield chemistry artificial intelligence enhanced recovery climate change concentration asphaltene remediation hydrate inhibition modeling & simulation geochemistry geological subdiscipline silicate reaction mineral production chemistry hydrate remediation co 2 wax...
Journal Articles
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228307-PA
Published: 05 June 2025
... flow in porous media hydrate remediation production monitoring production control co 2 flow assurance geological subdiscipline depositional environment hydrate formation sedimentary geology artificial intelligence wax remediation concentration enhanced recovery stability chemical...
Journal Articles
Geochemical Impact of Acid Spearhead and Slickwater Stimulation on Wolfcamp Shale from the Hydraulic Fracturing Test Site
Available to PurchaseWei Xiong, Hang Deng, Mengling Stuckman, Adam Jew, Johnathan Moore, Dustin Crandall, Christina Lopano, J. Alexandra Hakala
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. (2025)
Paper Number: SPE-228298-PA
Published: 23 May 2025
..., hydraulic fracturing fluid (HFF) injection usually starts with a concentrated acid spearhead for rapid rock dissolution, followed by the injection of near-neutral pH slickwater containing chemicals and proppants. A multistep sequential injection approach was used to investigate different stages of rock...
Includes: Supplementary Content
Journal Articles
Temperature and Water Saturation Influence on Effective Hydrogen-Methane Diffusion in Reservoir Rocks: Estimation of Hydrogen Diffusive Losses
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (05): 3104–3121.
Paper Number: SPE-220008-PA
Published: 14 May 2025
...-filled view cell is measured using infrared light spectroscopy. Diffusion through 100% water-saturated rock was measured using the pressure decay method. In this experiment, the partial pressure of the gas diffusing into saturated rock was measured and converted to concentration change. 3D numerical...
Journal Articles
Economic Analysis of Lithium and Salts Recoveries from Bakken Formation
Available to Purchase
Journal:
SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 30 (05): 3122–3136.
Paper Number: SPE-220910-PA
Published: 14 May 2025
... halide geology membrane asset and portfolio management brine halite geologist mineral economic analysis guidelines extraction sustainability social responsibility concentration department lithium bakken formation co 3 recovery method sustainable development recovery nanolisal model...
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