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Journal Articles

Dispersing Settled Barite: An Approach to Improve Performance and Safety of Cut and Pull in Plug and Abandonment Operations

Hazzaz Bin Yousuf, Mahmoud Khalifeh, Arild Saasen, Luiz H. S. Gasparotto, Rune Godøy
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 29 (11): 5941–5956.
Paper Number: SPE-223118-PA
https://doi.org/10.2118/223118-PA
Published: 13 November 2024
View article titled, Dispersing Settled Barite: An Approach to Improve Performance and Safety of Cut and Pull in Plug and Abandonment Operations
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Journal Articles

Water-Extended Low-Density Granite-Based Geopolymer for Low-Temperature Well Cementing Applications: The Impact of Precursor Selection and Particle-Size Distribution

Madhan Nur Agista, Foster D. Gomado, Mahmoud Khalifeh
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 29 (07): 3553–3566.
Paper Number: SPE-219760-PA
https://doi.org/10.2118/219760-PA
Published: 10 July 2024
View article titled, Water-Extended Low-Density Granite-Based Geopolymer for Low-Temperature Well Cementing Applications: The Impact of Precursor Selection and Particle-Size Distribution
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Journal Articles

Aging and Temperature Effects on the Performance of Sustainable One-Part Geopolymers Developed for Well-Cementing Applications

Mohamed Omran, Mahmoud Khalifeh, Maria Paiva
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 29 (02): 843–859.
Paper Number: SPE-217993-PA
https://doi.org/10.2118/217993-PA
Published: 14 February 2024
View article titled, Aging and Temperature Effects on the Performance of Sustainable One-Part Geopolymers Developed for Well-Cementing Applications
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Journal Articles

Effect of Calcium Expansive Additives on the Performance of Granite-Based Geopolymers for Zonal Isolation in Oil and Gas Wells

Foster Dodzi Gomado, Mahmoud Khalifeh, Arild Saasen, Susana G. Sanfelix, Anna-Lena Kjøniksen, Jan Aage Aasen
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 28 (06): 2790–2801.
Paper Number: SPE-217431-PA
https://doi.org/10.2118/217431-PA
Published: 13 December 2023
View article titled, Effect of Calcium Expansive Additives on the Performance of Granite-Based Geopolymers for Zonal Isolation in Oil and Gas Wells
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Journal Articles

Zonal Isolation Material for Low-Temperature Shallow-Depth Application: Evaluation of Early Properties Development

Madhan Nur Agista, Mahmoud Khalifeh, Arild Saasen, Elakneswaran Yogarajah
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 28 (06): 2817–2829.
Paper Number: SPE-217434-PA
https://doi.org/10.2118/217434-PA
Published: 13 December 2023
View article titled, Zonal Isolation Material for Low-Temperature Shallow-Depth Application: Evaluation of Early Properties Development
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Journal Articles

Design and Early Age Performance of Sustainable One-Part Geopolymers for Well Cementing

Mohamed Omran, Maria Paiva, Mahmoud Khalifeh
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 28 (05): 2675–2692.
Paper Number: SPE-215825-PA
https://doi.org/10.2118/215825-PA
Published: 11 October 2023
View article titled, Design and Early Age Performance of Sustainable One-Part Geopolymers for Well Cementing
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Proceedings Papers

Potential Utilization of Rock-Based Geopolymers for Oil Well Cementing at Cold Areas

Mahmoud Khalifeh, Laurent Delabroy, Johan Kverneland
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 7–9, 2023
Paper Number: SPE-212442-MS
https://doi.org/10.2118/212442-MS
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View Paper titled, Potential Utilization of Rock-Based Geopolymers for Oil Well Cementing at Cold Areas
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Proceedings Papers

Sealing Ability of Barrier Materials for P&A Application: Investigation of Casing-Barrier Interface

Paulo Moreira, Mahmoud Khalifeh, Amit Govil
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 7–9, 2023
Paper Number: SPE-212562-MS
https://doi.org/10.2118/212562-MS
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View Paper titled, Sealing Ability of Barrier Materials for P&A Application: Investigation of Casing-Barrier Interface
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Proceedings Papers

Expandable Geopolymers for Improved Zonal Isolation and Plugging

Foster Dodzi Gomado, Mahmoud Khalifeh, Jan Aage Aasen
Paper presented at the SPE/IADC International Drilling Conference and Exhibition, March 7–9, 2023
Paper Number: SPE-212493-MS
https://doi.org/10.2118/212493-MS
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View Paper titled, Expandable Geopolymers for Improved Zonal Isolation and Plugging
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Proceedings Papers

Influence of Activators and Admixtures on Rheology of Geopolymer Slurries for Well Cementing Applications

Mohamed Omran, Mahmoud Khalifeh, Arild Saasen
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2022
Paper Number: SPE-210698-MS
https://doi.org/10.2118/210698-MS
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View Paper titled, Influence of Activators and Admixtures on Rheology of Geopolymer Slurries for Well Cementing Applications
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Proceedings Papers

In-Depth Rheological Evaluation of Gas Tight Cement for Shallow Gas Application

Madhan Nur Agista, Mahmoud Khalifeh, Arild Saasen
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2022
Paper Number: SPE-210705-MS
https://doi.org/10.2118/210705-MS
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View Paper titled, In-Depth Rheological Evaluation of Gas Tight Cement for Shallow Gas Application
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Proceedings Papers

Evaluation of Zonal Isolation Material for Low Temperature Shallow Gas Zone Application

Madhan Nur Agista, Mahmoud Khalifeh, Arild Saasen
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2022
Paper Number: SPE-210751-MS
https://doi.org/10.2118/210751-MS
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View Paper titled, Evaluation of Zonal Isolation Material for Low Temperature Shallow Gas Zone Application
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Journal Articles

Experimental Evaluation of the Effect of Temperature on the Mechanical Properties of Setting Materials for Well Integrity

Adijat Ogienagbon, Mahmoud Khalifeh
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 27 (05): 2577–2589.
Paper Number: SPE-209794-PA
https://doi.org/10.2118/209794-PA
Published: 12 October 2022
View article titled, Experimental Evaluation of the Effect of Temperature on the Mechanical Properties of Setting Materials for Well Integrity
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Journal Articles

Bonding Mechanism of Zonal Isolation Materials to Clean and Rusted Casing

Mohammadreza Kamali, Mahmoud Khalifeh, Arild Saasen
Journal: SPE Journal
Publisher: Society of Petroleum Engineers (SPE)
SPE J. 27 (05): 2613–2627.
Paper Number: SPE-209812-PA
https://doi.org/10.2118/209812-PA
Published: 12 October 2022
View article titled, Bonding Mechanism of Zonal Isolation Materials to Clean and Rusted Casing
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Proceedings Papers

Numerical Investigation of Geopolymer Displacement in an Enlarged Wellbore: Implications for Wellbore Integrity

Yuxing Wu, Saeed Salehi, Mahmoud Khalifeh
Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0169
https://doi.org/10.56952/ARMA-2022-0169
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View Paper titled, Numerical Investigation of Geopolymer Displacement in an Enlarged Wellbore: Implications for Wellbore Integrity
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Proceedings Papers

Utilization of Settled Barite as Permanent Well Barrier Element - Feasibility Study

Mahmoud Khalifeh, Eskild Muri Bø, Mohammad Ali Shahmoradi
Paper presented at the SPE Norway Subsurface Conference, April 27, 2022
Paper Number: SPE-209536-MS
https://doi.org/10.2118/209536-MS
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View Paper titled, Utilization of Settled Barite as Permanent Well Barrier Element - Feasibility Study
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Proceedings Papers

Sealing Performance of Geopolymer for Plugging and Abandonment; Apple-to-Apple Scenario

Foster Dodzi Gomado, Mahmoud Khalifeh, Mohammadreza Kamali, Arild Saasen, Jan Aage Aasen
Paper presented at the SPE Norway Subsurface Conference, April 27, 2022
Paper Number: SPE-209552-MS
https://doi.org/10.2118/209552-MS
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View Paper titled, Sealing Performance of Geopolymer for Plugging and Abandonment; Apple-to-Apple Scenario
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Proceedings Papers

Materials for Well Integrity – Rheological Behavior Study

Mohammadreza Kamali, Mahmoud Khalifeh, Arild Saasen, Laurent Delabroy, Rune Godøy
Paper presented at the SPE Norway Subsurface Conference, April 27, 2022
Paper Number: SPE-209556-MS
https://doi.org/10.2118/209556-MS
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Proceedings Papers

Impact of Admixtures on Pumpability and Short-Term Mechanical Properties of Rock-Based Geopolymer Designed for Zonal Isolation and Well Abandonment

Fawzi Chamssine, Pedram Gargari, Mahmoud Khalifeh
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31880-MS
https://doi.org/10.4043/31880-MS
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View Paper titled, Impact of Admixtures on Pumpability and Short-Term Mechanical Properties of Rock-Based Geopolymer Designed for Zonal Isolation and Well Abandonment
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Proceedings Papers

Measuring and Analyzing the Magnetic Content of Drilling Fluid

Pouya Khalili, Arild Saasen, Mahmoud Khalifeh, Bodil Aase, Geir Olav Ånesbug
Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 15–18, 2021
Paper Number: SPE-207240-MS
https://doi.org/10.2118/207240-MS
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View Paper titled, Measuring and Analyzing the Magnetic Content of Drilling Fluid
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