Gerhard Thonhauser

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Research output

  1. Published

    DETECTING DOWNHOLE DRILLING EVENTS

    Elmgerbi, A. (Inventor) & Thonhauser, G. (Inventor), 3 Feb 2022, IPC No. E21B 47/ 06 A I, Patent No. WO2022022812, Priority date 28 Jul 2020, Priority No. WO2020EP71284

    Research output: Patent

  2. Published

    Cellulose nanocrystals (CNCs) as a potential additive for improving API class G cement performance: An experimental study

    Elmgerbi, A., Abou Askar, I., Fine, A., Thonhauser, G. & Ashena, R., Jun 2023, In: Natural Gas Industry. B. 10.2023, 3, p. 233-244 12 p.

    Research output: Contribution to journal › Article › Research › peer-review

  3. E-pub ahead of print

    Holistic autonomous model for early detection of downhole drilling problems in real-time

    Elmgerbi, A. & Thonhauser, G., 20 Jun 2022, (E-pub ahead of print) In: Process safety and environmental protection. 164.2022, August, p. 418-434 17 p.

    Research output: Contribution to journal › Article › Research › peer-review

  4. Published

    Detecting downhole drilling events EP 4 189 206 B1

    Elmgerbi, A. (Inventor) & Thonhauser, G. (Inventor), 2025, Patent No. EP 4 189 206 B1

    Research output: Patent

  5. Published

    Laboratory Scale Control of Drilling Parameters to Enhance Rate of Penetration and Reduce Drill String Vibration

    Esmaeili, A., Elahifar, B., Fruhwirth, R. K. & Thonhauser, G., 2012, SPE Saudi Arabia Section Technical Symposium and Exhibition. p. 1-9

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  6. Published

    Using Neural Network Technique to Study the Effect of Formation Mechanical Properties on Dynamic Behavior of Drill String

    Esmaeili, A., Elahifar, B., Fruhwirth, R. K. & Thonhauser, G., 2012, Celle Drilling 2012. p. 1-2

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  7. Published

    ROP Modeling Using Neural Network and Drill String Vibration Data

    Esmaeili, A., Elahifar, B., Fruhwirth, R. K. & Thonhauser, G., 2012, SPE Kuwait International Petroleum Conference and Exhibition. p. 1-13

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  8. Published

    An Energy Based Comparison of Laser Drilling Methods

    Esmaeili, A., Elahifar, B., Prohaska-Marchried, M. & Thonhauser, G., 2011, Proceedings Celle Drilling 2011. p. 1-1

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  9. Published

    Axial Vibration Monitoring in Laboratory Scale Using CDC miniRig and Vibration Sensor Sub

    Esmaeili, A., Elahifar, B., Fruhwirth, R. K. & Thonhauser, G., 2012, IEEE International. p. 512-517

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  10. Published

    Experimental Evaluation of Real-Time Mechanical Formation Classification using Drill String Vibration Measurements

    Esmaeili, A., Elahifar, B., Fruhwirth, R. K. & Thonhauser, G., 2012, SPE Annual Technical Conference and Exhibition. p. 1-13

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

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