Research output

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  1. 2013
  2. Published

    Wellbore Instability Detection in Real Time Using Ultrasonic Measurements

    Elahifar, B., 2013

    Research output: Thesis › Doctoral Thesis

  3. Published

    Wellbore Instability Monitoring by Using 4D Imaging of Ultrasonic Caliper Logs in Real Time Drilling

    Elahifar, B., Esmaeili, A., Fruhwirth, R. K. & Thonhauser, G., 2013, Wellbore Instability Monitoring by Using 4D Imaging of Ultrasonic Caliper Logs in Real Time Drilling. p. 4346-4353 8 p.

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

  4. 2012
  5. Published

    A Statistical Feature-Based Approach for Operations Recognition in Drilling Time Series

    Esmael, B., Arnaout, A., Fruhwirth, R. & Thonhauser, G., 2012, In: International Journal of Computer Information Systems and Industrial Management Applications . 4, 6, p. 100-108

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

  6. Published

    Accuracy of Ultrasonic Sensor in Caliper Log

    Thonhauser, G., 2012, Accuracy of Ultrasonic Sensor in Caliper Log. p. 13-20

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

  7. Published

    Accuracy of Ultrasonic Sensor in Caliper Log

    Elahifar, B., Esmaeili, A., Fruhwirth, R. K. & Thonhauser, G., 2012, (I2MTC), 2012 IEEE International. p. 449-453

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

  8. Published

    Accuracy of ultrasonic sensor in caliper log

    Elahifar, B., Esmaeili, A., Fruhwirth, R. K. & Thonhauser, G., 2012. 5 p.

    Research output: Contribution to conference › Paper › peer-review

  9. Published

    An Energy Based Comparision of Alternative Drilling Methods

    Esmaeili, A. & Elahifar, B., 2012.

    Research output: Contribution to conference › Poster › Research › peer-review

  10. Published

    Analysis of Drill String Dynamic Behavior

    Esmaeili, A., 2012.

    Research output: Contribution to conference › Poster › Research › peer-review

  11. Published

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

    Thonhauser, G., 2012, Axial Vibration Monitoring in Laboratory Scale Using CDC MiniRig and Vibration Sensor Sub. p. 167-180

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

  12. 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

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