Andrew K. Wojtanowicz

• Technical University of Mining and Metallurgy, Assistant Professor, Krakow, Poland, 1973-1978.
• General Water Authorities, Drilling Engineering Supervisor, Tripoli, Libya, 1978-1980 NL Baroid Petroleum Services, Inc., Drilling Fluids
• Technologist, London, England, 1980-1982.
• New Mexico Institute of Mining and Technology, Visiting Assistant Professor, Socorro, New Mexico 1983-1984.
• Conoco, Environmental Fellow, Ponca City, Oklahoma, 1991-1992.
• Louisiana State University, 1984-present.

Borehole Mechanics | Well Design and Production Optimization | Environmental Control Technologies for Petroleum Engineering

• Leak-off testing of shallow marine sediments (US MMS)
• Gas/water flow after cementing (US MMS)
• Environmental Control Technology (self)
• Downhole Water Sink Technology (Joint Industry Project)

Referreed Journals

1. “Prediction of Pressure Increase during Waste Water Injection to Prevent Seismic Events,” L. Jin, A.K. Wojtanowicz, and J. Ge, MDPI Energies, Special Issue "Circular Economy and Environmental Protection in the Upstream Petroleum Industry," Energies 2022, 15(6), 2101. https://doi.org/10.3390/en15062101
2. “Water Leak Control for the Oil-producing Wells Using Downhole Water Sink Technology,” Qin, P. Luo, L. Guo, and A.K. Wojtanowicz, Journal of Environmental Management, Elsevier, 2022, 301 (2022) 113834. 8 pp. https://www.sciencedirect.com/science/article/pii/S030147972101896X
3. “Improved Method for Testing Integrity Loss of Wells with Sustained Casing Pressure,” M. Kazemi, and A.K. Wojtanowicz, MDPI Energies, Special Issue "Circular Economy and Environmental Protection in the Upstream Petroleum Industry," Energies2022, 15(10), 3632. https://doi.org/10.3390/en15103632
4. “Well Placement Optimization through the Triple-Completion Gas and Downhole Water Sink-Assisted Gravity Drainage (TC-GDWS-AGD) EOR Process,” J. Al-Mudhafar, D.A. Wood, D.A. Al-Obaidi, and A.K. Wojtanowicz, Energies2023, 16(4), 1790. https://doi.org/10.3390/en16041790
5. “Design and Field-scale Demonstration of the Buoyant-kill Process for Restoring Integrity of Wells with Sustained Casing Pressure,” E. Demirci, and A.K. Wojtanowicz, Frontiers Energy Research, Advanced Clean Fuel Technologies, Advances in Geomechanics and Wellbore Integrity of Unconventional Reservoirs, Volume 11,  November 2023. https://doi.org/10.3389/fenrg.2023.1309207
6. “Leveraging Designed Simulations and Machine Learning to Develop a Surrogate Model for Optimizing the Gas-Water-Gravity-Drainage Process to Improve Clean Oil Production,” W. J. Al-Mudhafar, D.N. Rao, A.K. Wojtanowicz, MDPI Processes 2024, Volume 12, Issue 6, 1174. https://dx.doi.org/10.3390/pr12061174
7. “Global Regulations and Practices for Well Integrity Management: a Review,” M. Schulz1, M.Talukdar, I. Pfander, G. Lackey, L. Röckel, A.K. Wojtanowicz, F. Schilling, P. Blum, J. Petroleum Exploration and Production Technology April 2025, 15:90 https://doi.org/10.1007/s13202-025-01997-7

Conference Proceedings

1. “Real Gas Effect on Gas Slippage Phenomenon in Shale,” Y. Chen, Y. Leung, C. Jiang, and A. K. Wojtanowicz, OMAE2021-6268, The 40th International Conference on Ocean, Offshore & Arctic Engineering OMAE 2021, Virtual, Online, June 21-30, 2021, 8 pp
2. “Well Testing of Fracture Corridors in Naturally – fractured Reservoirs (NFR),” Y. Guo, and A.K. Wojtanowicz, OMAE2021-6268, The 40th International Conference on Ocean, Offshore & Arctic Engineering OMAE 2021, Virtual, Online, June 21-30, 2021, 12 pp
3. “A Multi-Completion Gas and Downhole Water Sink-Assisted Gravity Drainage (MC-DWS-AGD) to Improve Oil Recovery and Reduce Water Cut in Reservoirs with Strong Water Aquifers,” D.A..Al-Obaidi, D.A.Wood, W.J. Al-Mudhafar, A.K Wojtanowicz, and A. Merzoug, SPE-213071-MS, Proc. Oklahoma City O&G Symposium, Oklahoma City, OK, April 17 – 19, 2023
4. “Hydrodynamic Mechanism of Bottom Water Invasion into Oil Storage within Strategic Petroleum Reserve – Weeks Island SPR Case,” A.K. Wojtanowicz, and A.T. Bourgoyne Jr., OMAE2023-104531, Proc. ASME 42nd International Conference on Ocean, Offshore & Arctic Engineering OMAE 2023, June 11-16, 2023, Melbourne, Australia
5. “Experimental Assessment of Drilling Fluid with Wall Slippage for Wellbore Displacement,” J. Johnson, and A.K. Wojtanowicz, OMAE2024-129807, Proc. ASME 43nd International Conference on Ocean, Offshore & Arctic Engineering OMAE 2024, June 9 -14, 2024, Singapore EXPO, Singapore