Førsteamanuensis
Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Godøy, Rune; Delabroy, Laurent
(2021)
Alternative setting materials for primary cementing and zonal isolation – Laboratory evaluation of rheological and mechanical properties.
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 201.
Kamali, Mohammadreza; Khalifeh, Mahmoud; Eid, Elsayed; Saasen, Arild
(2021)
Experimental Study of Hydraulic Sealability and Shear Bond Strength of Cementitious Barrier Materials.
Journal of energy resources technology
ISSN 0195-0738.
Volum 144.
DOI: 10.1115/1.4051269
Eid, Elsayed; Tranggono, H; Khalifeh, Mahmoud; Salehi, S; Saasen, Arild
(2021)
Impact of Drilling Fluid Contamination on Performance of Rock-Based Geopolymers.
SPE Journal
ISSN 1086-055X.
DOI: 10.2118/205477-PA
Klungtvedt, Karl Ronny; Saasen, Arild; Vasshus, Jan Kristian; Trodal, Vegard Bror; Mandal, Swapan Kumar; Berglind, Bjørn; Khalifeh, Mahmoud
(2021)
The Fundamental Principles and Standard Evaluation for Fluid Loss and Possible Extensions of Test Methodology to Assess Consequences for Formation Damage.
Energies
ISSN 1996-1073.
DOI: 10.3390/en14082252
Kimanzi, Raymos; Wu, Yuxing; Salehi, Saeed; Mokhtari, Mehdi; Khalifeh, Mahmoud
(2020)
Experimental Evaluation of Geopolymer, Nano-Modified, and Neat Class H Cement by Using Diametrically Compressive Tests.
Journal of energy resources technology
ISSN 0195-0738.
Volum 142.
Hefte 9.
DOI: 10.1115/1.4046702
Tveit, Mari Røstvig; Khalifeh, Mahmoud; Nordam, Tor; Saasen, Arild
(2020)
The fate of hydrocarbon leaks from plugged and abandoned wells by means of natural seepages.
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 196.
Khalifeh, Mahmoud; Penkala, Larisa Sonja; Saasen, Arild; Aase, Bodil; Omland, Tor Henry; Taugbøl, Knut; Reinås, Lorents
(2020)
Gel Pills for Downhole Pressure Control during Oil and Gas Well Drilling.
Energies
ISSN 1996-1073.
DOI: 10.3390/en13236318
(2020)
Materials for Well Integrity – Short-Term Mechanical Properties of Cement Systems. I: ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering - Volume 11: Petroleum Technology.
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-8443-0.
Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent
(2020)
MATERIALS FOR WELL INTEGRITY: CHARACTERIZATION OF SHORT-TERM MECHANICAL PROPERTIES. I: ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering - Volume 11: Petroleum Technology.
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-8443-0.
Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent
(2020)
Materials for Well Integrity – Short-Term Mechanical Properties of Cement Systems. I: Proceedings of SPE Norway Subsurface Conference.
Society of Petroleum Engineers
ISBN 978-1-61399-718-5.
DOI: 10.2118/200739-MS
Alvi, Muhammad Awais Ashfaq; Khalifeh, Mahmoud; Agonafir, Mesfin Belayneh
(2020)
Effect of nanoparticles on properties of geopolymers designed for well cementing applications.
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 191.
Ghaedi, Parisa; Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Omland, Tor Henry; Shoghl, Farzad
(2019)
Mechanical Friction in Well Construction and Laboratory Testing of Friction Coefficients. I: ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2019): Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5887-5.
Tveit, Mari Røstvig; Khalifeh, Mahmoud; Nordam, Tor; Saasen, Arild
(2019)
Fate of Hydrocarbon Leaks From Plugged and Abandoned Wells Compared to Natural Seepages. I: ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2019): Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5887-5.
Khalifeh, Mahmoud; Salehi, Saeed; Jamrozik, Aleksandra; Kimanzi, Raymos; Abdollahpour, Saeid
(2019)
Nano-Modified Rock-Based Geopolymers As Supplement to Portland Cement for Oil Well Cementing . I: ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2019): Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5887-5.
Kimanzi, Raymos; Patel, Harshkumar; Khalifeh, Mahmoud; Salehi, Saeed; Teodoriu, Catalin
(2019)
Potentials of Nano-Designed Plugs: Implications for Short and Long Term Well Integrity. I: ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2019): Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5887-5.
Khalifeh, Mahmoud; Akbari, Babak; Khan, Ahsan; Braga, Daniel C.
(2019)
A CRITICAL REVIEW OF RULES AND REGULATIONS FOR PERMANENTLY PLUGGED AND ABANDONED WELLS. I: ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2019): Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5887-5.
Halvorsen, Harald André; Blikra, Håvard Jordbrekk; Grelland, Sander Schaathun; Saasen, Arild; Khalifeh, Mahmoud
(2019)
Viscosity of Oil-Based Drilling Fluids.
Annual Transactions - The Nordic Rheology Society
ISSN 1601-4057.
Volum 27.
s.77-87.
Riisøen, Solveig; Iversen, Fionn; Brasileiro, Raoni; Saasen, Arild; Khalifeh, Mahmoud
(2019)
Drilling Fluid Power-Law Viscosity Model - Impact of Model Parameters on Frictional Pressure Loss Uncertainty. I: SPE Norway One Day.
Society of Petroleum Engineers
ISBN 978-1-61399-670-6.
DOI: 10.2118/195623-MS
Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Motra, Hem Bahadur
(2019)
Laboratory evaluation of rock-based geopolymers for zonal isolation and permanent P&A applications.
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 175.
s.352-362.
Wiktorski, Ekaterina; Cobbah, Catherine; Sui, Dan; Khalifeh, Mahmoud
(2019)
Experimental study of temperature effects on wellbore material properties to enhance temperature profile modeling for production wells .
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 176.
s.689-701.
Wiktorski, Ekaterina; Sui, Dan; Khalifeh, Mahmoud; Khatibi, Milad
(2019)
Investigation of the Combined Effects of Temperature and Large-Scale Tortuosity on Friction-Factor Profile in Straight Inclined Sections.
SPE Journal
ISSN 1086-055X.
DOI: 10.2118/198897-PA
Vrålstad, Torbjørn; Saasen, Arild; Fjær, Erling; Øia, Thomas; Ytrehus, Jan David; Khalifeh, Mahmoud
(2018)
Plug & abandonment of offshore wells: Ensuring long-term well integrity and cost-efficiency.
Journal of Petroleum Science and Engineering
ISSN 0920-4105.
Volum 173.
s.478-491.
Khalifeh, Mahmoud; Motra, Hem B.; Saasen, Arild; Hodne, Helge
(2018)
Potential Utilization for a Rock-Based Geopolymer in Oil Well Cementing. I: ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology.
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5129-6.
Wilson, Adam; Khalifeh, Mahmoud; Gardner, Dave; Haddad, Muhammad Yasser
(2018)
Technology Trends in Cement Job Evaluation Using Logging Tools.
Journal of Petroleum Technology
ISSN 0149-2136.
Volum 70.
Hefte 05.
s.74-77.
Jafariesfad, Narjes; Khalifeh, Mahmoud; Skalle, Pål; Geiker, Mette Rica
(2017)
Nanorubber-modified cement system for oil and gas well cementing application.
Journal of Natural Gas Science and Engineering
ISSN 1875-5100.
Volum 47.
s.91-100.
Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Godøy, Rune; Vrålstad, Torbjørn
(2017)
Geopolymers As an Alternative for Oil Well Cementing Applications: A Review of Advantages and Concerns. I: ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 8: Polar and Arctic Sciences and Technology; Petroleum Technology, Trondheim, Norway, June 25–30, 2017 .
The American Society of Mechanical Engineers (ASME)
ISBN 978-0-7918-5776-2.
Khalifeh, Mahmoud; Saasen, Arild; Larsen, Helge Bøvik; Hodne, Helge
(2017)
Development and Characterization of Norite-Based Cementitious Binder from an Ilmenite Mine Waste Stream.
Advances in Materials Science and Engineering
ISSN 1687-8434.
Volum 2017.
DOI: 10.1155/2017/6849139
Khalifeh, Mahmoud; Saasen, Arild; Vrålstad, Torbjørn; Larsen, Helge Bøvik; Hodne, Helge
(2016)
Experimental study on the synthesis and characterization of aplite rock-based geopolymers.
Journal of Sustainable Cement-Based Materials
ISSN 2165-0373.
Volum 5.
Hefte 4.
s.233-246.
Khalifeh, Mahmoud; Todorovic, Jelena; Vrålstad, Torbjørn; Saasen, Arild; Hodne, Helge
(2016)
Long-term durability of rock-based geopolymers aged at downhole conditions for oil well cementing operations.
Journal of Sustainable Cement-Based Materials
ISSN 2165-0373.
Volum 6.
Hefte 4.
s.217-230.
Khalifeh, Mahmoud; Saasen, Arild; Vrålstad, Torbjørn; Hodne, Helge
(2014)
Potential Utilization of Geopolymers in Plug and Abandonment Operations. I: SPE Bergen One Day Seminar, Bergen, Norway, 2 April 2014 - Conference Proceedings.
Society of Petroleum Engineers
ISBN 978-1-61399-323-1.
DOI: 10.2118/169231-m
Khalifeh, Mahmoud; Saasen, Arild; Vrålstad, Torbjørn; Hodne, Helge
(2014)
Potential utilization of class C fly ash-based geopolymer in oil well cementing operations.
Cement & Concrete Composites
ISSN 0958-9465.
Volum 53.
s.10-17.
Khalifeh, Mahmoud
(2013)
An Experimental Investigation of Permeability Impairment Under Dynamic Flow Conditions Due to Natural Depletion in an Iranian Oilfield.
Petroleum science and technology
ISSN 1091-6466.
Khalifeh, Mahmoud
(2013)
The Estimation of Fault Displacement by Analyzing Static Reservoir Pressure Data.
Petroleum science and technology
ISSN 1091-6466.
Saasen, Arild; Hodne, Helge; Khalifeh, Mahmoud; Vrålstad, Torbjørn
(2013)
Techniques and Materials for North Sea Plug and Abandonment Operations. I: Offshore Technology Conference.
Society of Petroleum Engineers
ISBN 978-1-61399-241-8.
DOI: 10.4043/23915-m
Khalifeh, Mahmoud
(2012)
Asphaltene deposition prediction using adaptive neuro-fuzzy models based on laboratory measurements.
Fluid Phase Equilibria
ISSN 0378-3812.
Khalifeh, Mahmoud; Saasen, Arild
(2020)
Introduction to permanent plug and abandonment of wells.
Springer Nature
ISBN 9783030399696.
Volum 12.
Hefte ..
Khalifeh, Mahmoud
(2016)
Materials for Optimized P&A Performance; Potential Utilization of Geopolymers.
ISBN 978-82-7644-647-0.
Hefte 292.
Dommersnes, Espen; Khalifeh, Mahmoud; Larsen, Helge Bøvik
(2020)
Potential Utilization of Neutron Logging Technology for Casing Cement Evaluation - Feasibility Study.
Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent
(2020)
Materials for Well Integrity – Short-Term Mechanical Properties of Cement Systems.
Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent
(2020)
MATERIALS FOR WELL INTEGRITY: CHARACTERIZATION OF SHORT-TERM MECHANICAL PROPERTIES.
Khalifeh, Mahmoud
(2019)
Geopolymers an Alternative Barrier Material for Zonal Isolation and P&A .
Tveit, Mari R.; Khalifeh, Mahmoud; Nordam, Tor; Saasen, Arild
(2019)
FATE OF HYDROCARBON LEAKS FROM PLUGGED AND ABANDONED WELLS COMPARED TO NATURAL SEEPAGES.
Ghaedi, Parisa; Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Omland, Tor Henry; Shoghl, Farzad
(2019)
MECHANICAL FRICTION IN WELL CONSTRUCTION AND LABORATORY TESTING OF FRICTION COEFFICIENTS.
Khalifeh, Mahmoud; Saasen, Arild; Vasshus, Kristian; Klungtvedt, Karl Ronny
(2019)
Drilling Fluids - Lost Circulation Treatment.
Khalifeh, Mahmoud; Akbari, Babak; Khan, Ahsan; Braga, Daniel C.
(2019)
A CRITICAL REVIEW OF RULES AND REGULATIONS FOR PERMANENTLY PLUGGED AND ABANDONED WELLS.
Khalifeh, Mahmoud; Salehi, Saeed; Jamrozik, Aleksandra; Kimanzi, Raymos; Abdollahpour, Saeid
(2019)
NANO-MODIFIED ROCK-BASED GEOPOLYMERS AS SUPPLEMENT TO PORTLAND CEMENT FOR OIL WELL CEMENTING.
Kimanzi, Raymos; Patel, Harshkumar; Khalifeh, Mahmoud; Salehi, Saeed; Teodoriu, Catalin
(2019)
POTENTIALS OF NANO-DESIGNED PLUGS: IMPLICATIONS FOR SHORT AND LONG TERM WELL INTEGRITY.
Khalifeh, Mahmoud
(2018)
SafeRock as an alternative to cement for zonal isolation and P&A – Opportunities and barriers.
Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Dziekonski, Mitchell; Brown, Christian
(2018)
Bond Strength Between Different Casing Materials and Cement.
McCulley, Russell; Khalifeh, Mahmoud
(2018)
Building blocks for better cement.
Khalifeh, Mahmoud
(2017)
Synthesized Rock As an Alternative to Portland Cement for Geothermal (High Temperature) Wells.
Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Godøy, Rune; Vrålstad, Torbjørn
(2017)
Geopolymers as an Alternative for Oil Well Cementing Applications: A Review of Advantages and Concerns.
Khalifeh, Mahmoud; Gardner, Dave; Haddad, Muhammad Yasser
(2017)
Technology Trends in Cement Job Evaluation Using Logging Tools.
Khalifeh, Mahmoud
(2017)
Sementerstatning for plugging av oljebrønner.
Khalifeh, Mahmoud
(2016)
Potential Utilization of Geopolymers for Oil Well Cementing Operations.
Khalifeh, Mahmoud; Hodne, Helge; Saasen, Arild; eduok, Ekom
(2016)
Usability of Geopolymers for Oil Well Cementing Applications: Reaction Mechanisms, Pumpability, and Properties.
Khalifeh, Mahmoud; Saasen, Arild; Vrålstad, Torbjørn; Larsen, Helge Bøvik; Hodne, Helge
(2015)
Cap rock restoration in plug and abandonment operations; possible utilization of aplite-based geopolymers for permanent zonal isolation and well plugging.
Khalifeh, Mahmoud
(2015)
Cap rock restoration in plug and abandonment operations.
Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Korsnes, Reidar Inge
(2015)
Cap Rock Restoration in Plug and Abandonment Operations; Possible Utilization of Rock-based Geopolymers for Permanent Zonal Isolation and Well Plugging.
Khalifeh, Mahmoud
(2013)
An Experimental and Simulation Study of Asphaltene-Induced Permeability Impairment under Natural Depletion Condition.
Khalifeh, Mahmoud
(2013)
Investigation of Effective Mechanisms in Permeability Reduction Due to Asphaltene Deposition through Porous Media.
