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Publications
  • Vitenskapelige publikasjoner
    • Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent

      (2020)

      MATERIALS FOR WELL INTEGRITY: CHARACTERIZATION OF SHORT-TERM MECHANICAL PROPERTIES

      The American Society of Mechanical Engineers (ASME)

    • Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent

      (2020)

      Materials for Well Integrity – Short-Term Mechanical Properties of Cement Systems

      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.

      DOI: 10.1016/j.petrol.2020.107128

    • 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.

      DOI: 10.1016/j.petrol.2020.108004

    • 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

      The American Society of Mechanical Engineers (ASME)

    • 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

      Society of Petroleum Engineers

      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.

      DOI: 10.1016/j.petrol.2018.12.065

    • 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.

      DOI: 10.1016/j.petrol.2019.01.102

    • 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

    • 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

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2019-96594

    • Tveit, Mari Røstvig; Khalifeh, Mahmoud; Nordam, Tor; Saasen, Arild

      (2019)

      Fate of Hydrocarbon Leaks From Plugged and Abandoned Wells Compared to Natural Seepages

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2019-95674

    • 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

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2019-95380

    • Kimanzi, Raymos; Patel, Harshkumar; Khalifeh, Mahmoud; Salehi, Saeed; Teodoriu, Catalin

      (2019)

      Potentials of Nano-Designed Plugs: Implications for Short and Long Term Well Integrity

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2019-95614

    • Khalifeh, Mahmoud; Akbari, Babak; Khan, Ahsan; Braga, Daniel C.

      (2019)

      A CRITICAL REVIEW OF RULES AND REGULATIONS FOR PERMANENTLY PLUGGED AND ABANDONED WELLS

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2019-95330

    • 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.

    • 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.

      DOI: 10.2118/0518-0074-JPT

    • 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.

      DOI: 10.1016/j.petrol.2018.10.049

    • Khalifeh, Mahmoud; Motra, Hem B.; Saasen, Arild; Hodne, Helge

      (2018)

      Potential Utilization for a Rock-Based Geopolymer in Oil Well Cementing

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/omae2018-78305

    • 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

      The American Society of Mechanical Engineers (ASME)

      DOI: 10.1115/OMAE2017-61227

    • 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

    • 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.

      DOI: 10.1016/j.jngse.2017.10.002

    • 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.

      DOI: 10.1080/21650373.2016.1196466

    • 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.

      DOI: 10.1080/21650373.2015.1044049

    • Khalifeh, Mahmoud; Saasen, Arild; Vrålstad, Torbjørn; Hodne, Helge

      (2014)

      Potential Utilization of Geopolymers in Plug and Abandonment Operations

      Society of Petroleum Engineers

      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.

      DOI: 10.1016/j.cemconcomp.2014.06.014

    • Saasen, Arild; Hodne, Helge; Khalifeh, Mahmoud; Vrålstad, Torbjørn

      (2013)

      Techniques and Materials for North Sea Plug and Abandonment Operations

      Society of Petroleum Engineers

      DOI: 10.4043/23915-m

    • 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.

      DOI: 10.1080/10916466.2010.525582

    • Khalifeh, Mahmoud

      (2013)

      The Estimation of Fault Displacement by Analyzing Static Reservoir Pressure Data

      Petroleum science and technology

      ISSN 1091-6466.

      DOI: 10.1080/10916466.2011.572101

    • Khalifeh, Mahmoud

      (2012)

      Asphaltene deposition prediction using adaptive neuro-fuzzy models based on laboratory measurements

      Fluid Phase Equilibria

      ISSN 0378-3812.

      DOI: 10.1016/j.fluid.2012.09.031

  • Bøker og kapitler
    • Khalifeh, Mahmoud; Saasen, Arild

      (2020)

      Introduction to permanent plug and abandonment of wells

      Springer Nature

      Volum 12.

      Hefte ..

    • Khalifeh, Mahmoud

      (2016)

      Materials for Optimized P&A Performance; Potential Utilization of Geopolymers

      Hefte 292.

  • Formidling
    • Kamali, Mohammadreza; Khalifeh, Mahmoud; Saasen, Arild; Delabroy, Laurent

      (2020)

      MATERIALS FOR WELL INTEGRITY: CHARACTERIZATION OF SHORT-TERM MECHANICAL PROPERTIES

    • 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

    • 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

      (2019)

      Geopolymers an Alternative Barrier Material for Zonal Isolation and P&A

    • 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

      (2018)

      SafeRock as an alternative to cement for zonal isolation and P&A – Opportunities and barriers

    • 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

      (2017)

      Synthesized Rock As an Alternative to Portland Cement for Geothermal (High Temperature) Wells

    • 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

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