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1-20 of 114
Keywords: inhibitor
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Proceedings Papers
Downhole Corrosion and Flow Assurance Management; A Proactive and Sustainable Approach in Maintaining Integral Offshore Wells and Minimizing Production Loss
Available to PurchaseS. Alriyami, K. Al Azizi, N. Odeh, K. Alhammadi, K. R. Aldhaheri, A. Al Shamsi, F. Almheiri, Y. AlHammadi
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35837-MS
... includes corrosion rate forecasting and tubing lifetime, enabling proactive management of corrosion-related issues. For offshore wells, squeeze inhibitors must have high water solubility to ensure deep penetration, thermal and chemical stability to withstand downhole conditions, and strong adsorption...
Proceedings Papers
Resolving Operational Challenges of a MEG System
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35590-MS
..., but measurements indicate that a steady state concentration of ca. 100 mg/l has been reached. The simulations indicate that this happens when the strong alkalinity in the lean MEG approaches 1 mmol/l. If not already in place, it is recommended to inject an appropriate scale inhibitor that is effective...
Proceedings Papers
Scale Inhibitors Case Study for Drastic Temperature and Salinity Conditions
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35900-MS
... Abstract This study investigated the development of inorganic scale inhibitors for extreme application conditions in new offshore fields in Brazil, characterized by high salinity (up to 230,000 mg/L) and temperatures (120°C). Traditional scale inhibitors, including phosphonates and polymers...
Proceedings Papers
Detailed Modelling of Displacement and Hot Oiling of a Waxy Non-Newtonian Fluid in a Mature West Africa Deep Water Production Facility
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35250-MS
... not considered feasible, the effects of the addition of a wax inhibitor was also considered using the same modelling approach. Background Theoretical Background Crude oils often contain dissolved n-paraffins and other wax forming components. At high temperatures, these components remain dissolved...
Proceedings Papers
Corrosion Inhibition for Sour Offshore Oil and Gas Production Facilities
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35472-MS
... material and the use of anticorrosive coatings. Inhibitors are also widely used as part of the injection fluids to eliminate the corrosion of infrastructure induced by its interactions with reservoir fluids and chemicals commonly appeared in offshore production. Two of the most critical types of corrosion...
Proceedings Papers
Enhanced Drill-In Fluids to Preserve Reservoir Permeability – From Development to Field Application
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35386-MS
..., a scale inhibitor, and a fines migration preventer into the drill-in and completion fluids. Several tests were performed to prove the concept, including return permeability using a sequence of fluids (reservoir, drill-in, and completion fluids), interfacial tension measurements, and compatibility analysis...
Proceedings Papers
Mineral Sulfite Scale Issues: Water Compatibility and Mitigation Assessment
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35497-MS
...) as complexing agent. The early precipitation of sulfites thanks to CaCl2 or CaCO3 addition. The chemical scale mitigation by antiscalant injection. The injection of scale inhibitors did not show any efficiency whatever the scale inhibitor and the concentration (30, 60 and 120 ppm) for process water...
Proceedings Papers
Holistic Subsea Chemical Delivery Design and Management
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35365-MS
... The root cause of this gunking was attributed to not using a flash-resistant solvent in the scale inhibitor package ( 2 ). Besides solvent flashing, gunking can also occur due to product instability, which was the main cause of the downhole scale inhibitor injection line in another high...
Proceedings Papers
Case Study: Effective and Economical Approach to Prevent Scale Formation Using Scale Inhibitor Squeeze into Reservoir
Available to PurchaseAnn Jie Lim, Abigail Lian De Cruz, Lakshmi Narayana Koyyalamudi, Mohd Syahezat Ismail, Azri Khairudin, Mohd Shakir Mohd Nawi, Izyan Haziqah Isrofeil, Luqman Hakim Zulkafli, M Syamil M Adib, Arsyamimi Mohamed
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32456-MS
... and reservoir through a scale inhibitor squeeze (SISQ) treatment with a lifespan of 2 years. The main objective of this approach is to eliminate the need of frequent stimulation jobs to maintain the production. Several attempts of scale inhibitor pumping in the past had been applied in the operator's...
Proceedings Papers
Triple MPD Technique for Drilling and Intelligent Completion Deployment on an Abandoned Deepwater Well
Available to PurchaseAndré Alonso Fernandes, Eduardo Schnitzler, Fabio Fabri, Leandro Grabarski, Marcos Vinicius Barreto Malfitani, Roger Savoldi Roman, Willian Medina Ascâneo
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31223-MS
... completion reservoir section setting tool mpd technique packer flowrate fmcd mode scenario dbp intelligent completion seawater offshore technology conference inhibitor fmcd technique hydrocarbon reservoir Well History Hydrates – historic and inhibition methods For the first...
Proceedings Papers
Hydrate Management Strategy for Subsea Development in Gulf of Mexico
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-30998-MS
... response paraffin remediation hydrate remediation hydrate inhibition asphaltene inhibition inhibitor salinity hydrate formation nacl hydrate phase equilibria equilibrium curve methanol offshore technology conference Introduction One of the major flow assurance issues in offshore subsea...
Proceedings Papers
A Subsea Chemicals Storage Solution Based on Liquid Barriers
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31290-MS
... use and storage qualification plan stability testing subsea system specific gravity subsea processing inhibitor subsea chemical storage solution exposure barrier fluid cylinder deployment sea water operation offshore technology conference qualification activity configuration tank...
Proceedings Papers
Subsea Field Development Schemes Integrating Subsea Chemical Storage and Injection Systems: Benefits and Challenges for Long Tiebacks
Available to PurchaseAnnalisa Di Felice, Alessandro Filippi, Giorgio Arcangeletti, Elvira Aloigi, Amerigo D’Amico, Alessandro Radicioni
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30530-MS
... development scheme injection point subsea system tieback module inhibitor architecture subsea chemical storage offshore technology conference storage requirement scsis tank injection subsea processing configuration References References Radicioni A. , & Fontolan M...
Proceedings Papers
Quantum Dots: Low-Dosage Hydrate Inhibitors for Deep Water Flow Assurance
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30654-MS
... Abstract Flow assurance problem of gas hydrate formation in subsea transportation system of crude oil is addressed in this research work. The paper depicts the synthesis and evaluation of propylene glycol quantum dots as low-dosage hydrate inhibitor (LDHI) for preventing / delaying gas hydrate...
Proceedings Papers
Gas Hydrate Formation & Transportability During Transient Shut-In/Restart Conditions
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30857-MS
.... Overall, the general consensus is that lower water contents, dispersed water, high shear, thermodynamic inhibitor injection, dosing of anti-agglomerants or kinetic hydrate inhibitors, higher oil viscosities, and oils with natural chemical surfactant properties can be favorable for ensuring successful...
Proceedings Papers
Gas Hydrate Mitigation Using an Organic Extract in a Simulated Offshore Environment
Available to PurchaseVirtue Urunwo Elechi, Sunday Sunday Ikiensikimama, Onyewuchi Akaranta, Joseph Atubokiki Ajienka, Mike Obi Onyekonwu, Okon Efiong Okon
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30774-MS
...) was compared with that of the conventional hydrate inhibitor N-Vinyl Caprolactam (N-VCap). Varying weights of Surf. X were evaluated in the laboratory mini flow loop. Pressure versus Temperature, change in Pressure versus Time plots showed that Surf. X performed better than the conventional N-VCap in almost...
Proceedings Papers
Novel Low-Temperature Stable Paraffin Inhibitors for Subsea Application
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29254-MS
..., lower production rates, solids-accumulation, and increased remediation time and costs. Several thermal, mechanical, and chemical methods are used to mitigate these challenges, and, of the chemical techniques available, paraffin inhibitors are deployed to mitigate the deposition problem. Several...
Proceedings Papers
Effective Strategies for Flow Assurance Process Design and Execution
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29399-MS
... assurance case history asphaltene remediation houston scale inhibition requirement asphaltene inhibition flow assurance challenge flow assurance strategy inhibitor oilfield chemistry wax inhibition scale remediation production chemistry operation wax remediation flow assurance slug catcher...
Proceedings Papers
Advances in LDHIs and Applications
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28905-MS
... This paper is to represent reviews of low dosage hydrate inhibitor's (LDHI) evolution and advances, and to provide a general guide for LDHI considerations, historically, hydrate risk has been managed by keeping the fluids warm, removing water, and/or by injecting thermodynamic hydrate...
Proceedings Papers
Asphaltene Inhibitor Testing: Comparison Between a High Pressure Live-Fluid Deposition and Ambient Pressure Dead-Oil Asphaltene Stability Method
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28650-MS
... Abstract The goal of this study was to provide in-sight regarding use of laboratory asphaltene inhibitor testing to help guide expectations for inhibitor field performance. Specifically, this paper compares results from asphaltene inhibitor testing using two laboratory methods: (1) dead-oil...
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