Et profilbilde

Associate Professor
Mahmoud Khalifeh { "honorific-suffix": "Associate Professor", "fn": "Mahmoud Khalifeh", "tel": "Telephone: +47 51832130", "email": "" }

Faculty Faculty of Science and Technology
Department Department of Energy and Petroleum Engineering
Room KE E-377

Research fields

Well Integrity
Permanent Plug and Abandonment (P&A) of Wells
Geothermal Well Design & Construction

Selected publications

  • Patents
    1. Norite-based cementitious geopolymeric material
      Application number: PCT/NO2015/050115
      Publication number: WO2016003289A1

    2. Aplite-based cementitious geopolymeric material
      Application number: PCT/NO2015/050146
      Publication number: WO2016/032341

Research in progress

  • SafeRock as an alternative barrier material
    AkerBP - TOTAL - UiS (Feb. 2019 - Jan. 2022)

  • Evaluation of quick clay as permanent barrier material
    CaMa Geoscience - UiS (Dec. 2018 - June 2019)

  • Evaluation of settled barite as permanent barrier material
    Equinor - UiS (Feb. 2019 - June 2019)

Work experience

  • DrillWell Centre - Management Board
    Representative of Technical Committee UiS, Nov. 2016 - Current

  • Technical Advisory Board - Zonal isolation project
    Oklahoma University - US Department of Energy, Sep. 2018 - Current

  • Lecturer: 
    UiS, Norway - Plug & Abandonment, Master level, Aug. 2013 - Current.  

    UiS, Norway - Drilling fluids, Bachelor level, Aug. 2018 -Current

    Supervision of bachelor and master students, Feb. 2013 - Current

  • Observer at the Norwegian P&A Forum (PAF)
    Representative of UiS, Sep. 2012 - Current
    • Materials for Optimized Plug & Abandonment Performance

    • Technologies for well barrier evaluation through tubing
      Research Scientist - IRIS, Oct. 2016 - March 2017

    • Well Integrity Engineer
      P&A Study of Jotun Oilfield - Archer Oiltools AS, Aug.2014-Sep. 2014.

    • Journal Reviewer
      SPE Journal
      International Journal of Natural Gas Science & Engineering
      Construction & Building Materials

Scientific publications (from Cristin)

  • Khalifeh, Mahmoud; Saasen, Arild (2020). Introduction to permanent plug and abandonment of wells. Springer Nature. ISBN 9783030399696. 273 p.
  • Khalifeh, Mahmoud (2016). Materials for Optimized P&A Performance; Potential Utilization of Geopolymers. Universitetet i Stavanger. ISBN 978-82-7644-647-0. 187 p.
  • 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. ASME; 2019-06-09 - 2019-06-14.
  • Khalifeh, Mahmoud (2019). Geopolymers an Alternative Barrier Material for Zonal Isolation and P&A. Society of Petroleum Engineers (SPE); 2019-03-18 - 2019-03-22.
  • Khalifeh, Mahmoud; Akbari, Babak; Khan, Ahsan; Braga, Daniel C. (2019). A CRITICAL REVIEW OF RULES AND REGULATIONS FOR PERMANENTLY PLUGGED AND ABANDONED WELLS. ASME; 2019-06-09 - 2019-06-14.
  • Khalifeh, Mahmoud; Saasen, Arild; Vasshus, Kristian; Klungtvedt, Karl Ronny (2019). Drilling Fluids - Lost Circulation Treatment. Society of Petroleum Engineers (SPE); 2019-05-14.
  • 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. ASME; 2019-06-09 - 2019-06-14.
  • Kimanzi, Raymos; Patel, Harshkumar; Khalifeh, Mahmoud; Salehi, Saeed; Teodoriu, Catalin (2019). POTENTIALS OF NANO-DESIGNED PLUGS: IMPLICATIONS FOR SHORT AND LONG TERM WELL INTEGRITY. ASME; 2019-06-09 - 2019-06-14.
  • Tveit, Mari R.; Khalifeh, Mahmoud; Nordam, Tor; Saasen, Arild (2019). FATE OF HYDROCARBON LEAKS FROM PLUGGED AND ABANDONED WELLS COMPARED TO NATURAL SEEPAGES. ASME; 2019-06-09 - 2019-06-14.
  • Khalifeh, Mahmoud (2018). SafeRock as an alternative to cement for zonal isolation and P&A – Opportunities and barriers. DrillWell Centre; 2018-09-25 - 2018-09-26.
  • Khalifeh, Mahmoud; Saasen, Arild; Hodne, Helge; Dziekonski, Mitchell; Brown, Christian (2018). Bond Strength Between Different Casing Materials and Cement. Society of Petroleum Engineers; 2018-04-18.
  • McCulley, Russell; Khalifeh, Mahmoud (2018). Building blocks for better cement. United States of America. [Newspaper]; 2018-01-02.
  • Khalifeh, Mahmoud (2017). Sementerstatning for plugging av oljebrønner. Teknisk Ukeblad. [Business/trade/industry journal]; 2017-10-23.
  • Khalifeh, Mahmoud (2017). Synthesized Rock As an Alternative to Portland Cement for Geothermal (High Temperature) Wells. Norwegian Center for Geothermal Energy Research; 2017-05-22 - 2017-05-23.
  • Khalifeh, Mahmoud; Gardner, Dave; Haddad, Muhammad Yasser (2017). Technology Trends in Cement Job Evaluation Using Logging Tools. Society of Petroleum Engineers (SPE); 2017-11-13 - 2017-11-16.
  • 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; 2017-06-25 - 2017-06-30.
  • Khalifeh, Mahmoud (2016). Potential Utilization of Geopolymers for Oil Well Cementing Operations. Geopolymer institute; 2016-07-04 - 2016-07-06.
  • Khalifeh, Mahmoud; Hodne, Helge; Saasen, Arild; eduok, Ekom (2016). Usability of Geopolymers for Oil Well Cementing Applications: Reaction Mechanisms, Pumpability, and Properties. SPE; 2016-10-25 - 2016-10-27.
  • Khalifeh, Mahmoud (2015). Cap rock restoration in plug and abandonment operations. DrillWell; 2015-09-23 - 2015-09-24.
  • 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. IPTC; 2015-12-06 - 2015-12-09.
  • 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. SPE; 2015-09-08 - 2015-09-11.
  • Khalifeh, Mahmoud (2013). An Experimental and Simulation Study of Asphaltene-Induced Permeability Impairment under Natural Depletion Condition. SPE; 2013-06-05 - 2013-06-07.
  • Khalifeh, Mahmoud (2013). Investigation of Effective Mechanisms in Permeability Reduction Due to Asphaltene Deposition through Porous Media. SPE; 2013-06-05 - 2013-06-07.