Prof. Ir. Doddy Abdassah, M.Sc., Ph.D.

Prof. Ir. Doddy Abdassah, M.Sc., Ph.D.




Ph.D, Petroleum Engineering, University of Southern California, USA, 1984

M.Sc., Petroleum Engineering, University of Southern California, USA, 1981

B.S., Petroleum Engineering, Bandung Institute of Technology, Indonesia, 1977



Abdassah, D., Ershaghi, I., Bonakdar, MR., Ahmad, S.:“Estimation of Geothermal Brine Viscosity”, Journal of Petroleum Technology, March 1983.

Abdassah,D.,Ershaghi,I.,Ghaemian,S.:“Lithology and Hydrothermal AlterationDetermination from Well Logs for The Cerro Prieto Wells“, Report for Alamos National Laboratory, September 1981, Also Published in the Handbook of Geothermal Logging, SPWLA-1983.

Abdassah, D., Ershaghi, I.:“Interpretation of Some Wire line Logs in Geothermal Fields  of The Imperial Valley, California”, Paper SPE 11745, Presented at 1983 California Regional Meeting, Ventura, USA.

Abdassah, D., Ershaghi, I.:“A Prediction Technique for Immiscible Processes Using Field  Performance Data”,Journal of Petroleum Technology, April 1984.

Mathematical Model for Analyzing Pressure Transient Behavior in Natural Fracture Reservoirs”, National Seminar For Senior Researchers, 1985.

Pressure Transient Behavior of Naturally Fractured Reservoirs”, 14th Annual Convention of IPA, Jakarta, October 1985.

Abdassah, D., Ershaghi, I.:“Triple Porosity System for Representing Naturally Fractured Reservoirs”, SPE – Formation Evaluation, April 1986.

Abdassah, D., Ershaghi, I., Hashemi, R., Caothien, S.C.:“Injectivity Losses Under Particle Cake Buildup and Particle Invasion”, SPE 15073,Presented at 1986, SPE California Regional Meeting, Oakland, April 1986.

Numerical Simulation on Pseudo Steady State Model In Naturally Fractured Reservoirs (Restricted Inter-porosity Flow)”, Indonesian Oil and Gas Journal, Vol. III, 1988.

The Used of Conceptual Model to Predict The Potential of Kamojang Geothermal Field Under Water Injection”, Paper presented in the 10th Jubilee Geothermal  Institute workshop, University of Auckland, November 1988.

Permeability Reduction and Silica Deposition in Steam Flooding Operations”, Indonesian Journal of Oil and Gas, Vol. I & II, 1989.

Pressure Transient Analysis for Horizontal Wells”, Indonesian Journal of Oil and Gas,Vol. I, 1991.

The Application of Loop Model for Two Phase Flow Performance Prediction in Horizontal Wells”, Proceedings of the International Symposium on Horizontal     Well Technology, Bandung, Indonesia, 1991.

On the Use of Fractal DLA Method for Viscous Fingering Processes”, International Seminar on Reservoir Management, Yogyakarta, Indonesia, 1993.

Improving Reservoir Characterization by Stochastic Simulated Annealing Method for Better Reservoir Management”, InternationalSeminar On Reservoir Management, Yogyakarta, Indonesia 1993.

Abdassah, D., Aprilian, S., Mucharam,L., Sumantri, R.:“Application of Fractal Reservoir Model for Interference Test Analysis in Kamojang Geothermal Field,      Indonesia”, SPE 26465, Presented in the SPE Fall Meeting, Houston, Texas, 1993.

Study of Water Reinjection on the Kamojang Geothermal Reservoir Performance”, 17th New Zealand Geothermal Workshop 1995, Auckland, New Zealand.

Reservoir Characterization: Porosity Derived Seismic Impedance Distribution at Vertical Inter-well Sections”, Geophysicist Yearly Meeting, Yogyakarta,      Indonesia, 1995.

Abdassah,D.,Aprillian,S.,Mucharam,L.,Sumantri,R.:“The Use of Fractal Concept for Analyzing the Interference Test Data”, Indonesian Petroleum Association, held in Jakarta, October 1993.

“The Use of Fractal for Reservoir Characterization and EOR Processes”, Indonesian Petroleum Association, held in Jakarta, October 1993.

“Heterogeneity Characteristics and Fluid Flow Performance in Reservoir Based on Fractals and Geostatistical Analysis”, Symposium – I, PERTAMINA ResearchGrant held in Jakarta, December 1993.

“Modeling of Viscous Fingering Phenomena by the Use of Diffusion Limited Aggregated (DLA) Method”, Journal of Oil and Gas, IATMI, No.1, 1994

“Improving Reservoir Characterization by Stochastic Annealing Method for Better Reservoir Description”, Journal of Oil and Gas, IATMI, No.1, 1994

“Fractal Phenomena and Pressure Transient Behavior in Reservoir”, Symposium – II, PERTAMINA Research Grant held in Jakarta, December 1994.

“Application of New Type Curves Using Fractal Concept For Analyzing the Interference Test Data in Dieng Geothermal Reservoir”, Indonesian Petroleum            Association, held in Jakarta, October 1995.

“Saturation Exponent For Fractal Porous Media”, Symposium – III, PERTAMINA Research Grant held in Jakarta, December 1995.

“Fractal Modeling of Thin Sections to Determine Saturation Exponent for Various Wetting Conditions”, 1996 International Symposium on Evaluation of Core       Analysis, Improving Reservoir Management, held in Montpellier, France, September 8-10, 1996.

Abdassah, D., Permadi, P., Sumantri, Y., Sumantri, R.:“Saturation Exponent at Various Wetting Conditions: Fractal Modeling of Thin Sections”, The 4th International       Symposium on Evaluation of Reservoir Wettability and its effect on Oil, held in Montpellier, France, September 11-13,1996.

“The Use of Fractal Geostatistics to Speed-up History Matching Processes in Reservoir Simulation Works”, Symposium on Reservoir Description, IATMI, held in Jakarta, August 1996.

Abdassah, D., Mucharam, L., Soengkowo, I., Trikoranto, H., Sumantri, R.:“Coupling Seismic Data With Simulated Annealing Method Improves Reservoir

Characterization”, SPE Meeting, The 1996 Asia Pacific Oil and Gas Conference,held in Adelaide, Australia, October 1996.