PRESENTATIONS

VEIRE, H. H., BORGOS, H. and LANDRØ, M., 2003: Stochastic inversion of pressure and saturation changes from time-lapse seismic data, presented at the 73rd SEG meetin in Dallas 2003.

STOVAS, A., LANDRØ, M. and ARNTSEN, B., 2003: Use of PP and PS time-lapse stacks for fluid-pressure discrimination, presented at the 65th EAGE meeting in Stavanger, 2-5 June 2003.

STAMMEIJER, J. and LANDRØ, M., 2003: Quantitative estimation of compaction and velocity changes using 4D impedance and travel time changes, presented at the 65th EAGE meeting in Stavanger, 2-5 June 2003.

VEIRE, H. H. and LANDRØ, M., 2003: Inversion of PP and PS seismic data, presented at the 65th EAGE meeting in Stavanger, 2-5 June 2003.

WANG, H. and LANDRØ, M., 2003: Correcting for source bubble time variations in time-lapse seismic, presented at the 65th EAGE meeting in Stavanger, 2-5 June 2003.

MALME, T., LANDRØ, M. and MITTET, R., 2003: Effects of overburden distortions on 3D seismic data - a sensitivity study, presented at the 65th EAGE meeting in Stavanger, 2-5 June 2003.

STOVAS, A., LANDRØ, M., TORSÆTER, O., JENSEN, J.I., KLEPPE, J.: An integrated study of reservoir fluid flow across faults by laboratory experiments, 4D seismics and reservoir simulation, presented at the EAGE workshop "Implementing 4D in the management of producing reservoirs, Stavanger 2nd June 2003.

LANDRØ, M., 2002: Uncertainties in pressure-saturation discrimination and permeability estimation from time-lapse seismic, presented at the workshop: Integrating Reservoir Engineering with Geology and Geophysics: Uncertainties and Reservoir Monitoring, 26 May, 2002, Florence.

LANDRØ, M. and JANSSEN, R., 2002: Estimating compaction and velocity changes from time-lapse near and far offset stacks, presented at the 64th EAGE meeting in Florence, 27-30 May 2002.

STOVAS, A. and LANDRØ, M., 2002: Fluid-pressure discrimination in anisotropic reservoir rocks - a sensitivity study, presented at the 64th EAGE meeting in Florence, 27-30 May 2002.

LANDRØ, M., 2002: Not fully explored geophysical methods - evolution or revolution? , presented at the Shell Geophysical Conference in Nordwijk, 22-26 April, 2002.

LANDRØ, M., DIGRANES, P. and STRØNEN, L.K., 2002: Pressure effects on seismic data - possibilities and limitations, presented at the NPF biennial Geophysical Seminar in Kristiansand, 11-13 March 2002.

KVAM, Ø. and LANDRØ, M., 2002: A comparison between two distinct methods to detect overpressure from seismic data, presented at the NPF biennial Geophysical Seminar in Kristiansand, 11-13 March 2002.

LANDRØ, M., DIGRANES, P. and STRØNEN, L.K., 2001: Mapping pressure and saturation changes in a heterogeneous segment - possibilities and limitations, EAGE/SEG Research Workshop on Reservoir Rocks, Pau, 30 April-3 May 2001.

KVAM, Ø. and LANDRØ, M., 2001: Pressure detection from rms velocities - a sensitivity study based on a 4D dataset, presented at the 71st SEG meeting in San Antonio, 9-14 September 2001.

VEIRE, H. H. and LANDRØ, M., 2001: Joint inversion of PP- and PS-seismic data, presented at the 71st SEG meeting in San Antonio, 9-14 September 2001.

LANDRØ, M., 2001: Uncertainties in quantitative time-lapse seismic analysis, FORCE seminar: Key Uncertainties from Seismic to Geomodelling, Stavanger 5 June 2001.

PARR, R., WOOD, A. and LANDRØ,M., 2001: The role of 4D in sustaining the North Sea, Offshore Europe 2001, 4-7 September, Aberdeen.

LANDRØ, M, 2000: North Sea 4D Examples and Time Lapse AVO Analysis. Paper presented at the SEG/SPG International Symposium on Reservoir Geophsyics, 4-10 December, Shenzhen, China.

LANDRØ, M., 2000: Industry applications of 4C and 4D seismic methods, Norwegian Petroleum Research Seminar, Bergen, November 15th-16th 2000.

LANDRØ, M., 2000: Time lapse seismic (4D). One day preconference training course, Third Conference & Exposition on Petroleum Geophysics, New Delhi, India, February 21st, 2000.

LANDRØ,M., DAHLE, T. and STRØNEN, L.K., 2000: Time lapse AVO. Presented at the SEG Development and Production Forum, May 16th, 2000 in Snowmass, Colorado.

LANDRØ, M., STRØNEN, L.K., DIGRANES, P., SOLHEIM, O.A., and HILDE, E., 1999: Time lapse seismic as a complementary tool for infill drilling. Presented at the 10th IOR symposium in Brighton 18th August 1999.

LANDRØ, M., 1999: Discrimination between pressure and fluid saturation changes from time lapse seismic data. Presented at the 69th SEG Meeting in Houston.

LANDRØ, M., DUFFAUT, K. and ROGNØ, H., 1999: Well calibration of seabed seismic data. Presented at the 69th SEG Meeting in Houston.

STRØNEN, L.K., DIGRANES, P., SOLHEIM, O.A., HILDE, E., KELDER, O. and LANDRØ, M., 1999: Integration of time lapse seismic in the reservoir management of the Gullfaks Field, Northern North Sea. Presented at EAGE's workshop: "4D Seismics - Principles and Applications", Helsinki 6th June 1999.

DIGRANES, P., STRØNEN, L.K., SOLHEIM, O.A., HILDE, E. and LANDRØ, M., 1999: 4D Seismic at the Gullfaks Field - Mapping the Remaining Oil. Presented at the 61th EAGE Meeting in Helsinki.

LANDRØ, M., SOLHEIM, O.A., HILDE, E., EKREN, B.O., STRØNEN, L.K., 1998: Gullfaks 4D seismic study - results and challenges. Presented at EAGE's Reservoir Monitoring Workshop "The Route to Greater Value", Leipzig 7th June 1998.

LANDRØ,M.: 4D Seismic on Gullfaks - Results and Challenges to Date. Presented at the 21th Lustrum Meeting on Long-term Management of the Earth's Resources in Delft, November 1997.

MITTET, R., LANDRØ, M., HOKSTAD, K. and ØSTMO, S.: A Methodology for 3D elastic depth imaging of marine 3D walkaway VSP data. Presented at the 59th EAGE meeting in Geneva.

LANDRØ, M and PEDERSEN, L.: 4D Seismic on Gullfaks - Results and Challenges to date. Presented at the 59th EAGE meeting in Geneva.

LANGHAMMER, J. and LANDRØ, M.: Experimental Study of Viscosity Effects on Air Gun Signatures. Presented at the 62nd SEG Meeting in New Orleans, pp. 714-71.

LANDRØ, M. and SOLLIE, R.: Source Signature Determination by Inversion. Presented at the 62nd SEG Meeting in New Orleans, pp. 718-721.

LANDRØ, M., HELGESEN, J., CHAPEL, F. and PICART, I.: Target-Oriented AVO Inversion of North Sea Data. Presented at the 62nd SEG Meeting in New Orleans, pp. 870-873.

LANGHAMMER, J. and LANDRØ, M. Bubkil-airgun bubble damping by a screen. Presented at the 64th SEG meeting in Los Angeles, pp 868-871.

BULAND, A., LANDRØ, M., SOLLIE, R., ANDERSEN, M. and DAHL, T. 1995: Lithology identification by AVO inversion. Paper presented at the 65th SEG Annual Meeting, Expanded abstract, 1115-1118.

LANDRØ, M., AMUNDSEN, L., KRISTENSEN, Å., REKDAL, T. and LVAAGE, S., 1996: Areal source array signature determination. Presented at the 3rd European Conference on Underwater Acoustics in Heraklion, Greece, Conference proceedings p. 421-426.

LANDRØ, M., AMUNDSEN, L. and LAWS, R., 1996: Source signature determination by inversion of nearfield measurements. Presented at the 3rd European Conference on Underwater Acoustics in Heraklion, Greece, Conference proceedings p. 415-420.

HOKSTAD,K.,MITTET,R. and LANDRØ,M.,1996: Elastic Reverse Time Migration of Marine Walk-away VSP data. Presented at the 58th EAGE meeting in Amsterdam.

LAWS, R., LANDRØ, M. and AMUNDSEN, L. 1995: An Experimental Comparison of Three Direct Methods of Marine Source Signature Estimation. Presented at the 57th EAEG Conference and Technical Exhibition - Glasgow, Scotland, 29 May - 2 June 1995.

BULAND, A., LANDRØ, M., ANDERSEN, M. and DAHL, T. 1995: AVO inversion of Troll field data. Paper presented at the 57th EAEG Conference and Technical Exhibition - Glasgow, Scotland, 29 May - 2 June 1995.

HOKSTAD, K., LANDRØ, M. and MITTET, R. 1994: Estimation of Effective Source Signatures from Marine VSP Data. Presented at the 56th EAEG Meeting and Technical Exhibition - Vienna, Austria, 6-10 June 1994.

LANDRØ, M., LANGHAMMER, J., SOLLIE, R., AMUNDSEN, A., BERG, E., 1992: Source signature estimation from ministreamer data; paper submitted to Geophysics. Presented at the 55th EAEG meeting in Stavanger, 1993.

LANDRØ, M., 1992: Modelling of GI-gun signatures. Presented at the 53rd EAEG meeting in Florence, 1991.

LANDRØ. M., STRANDENES, S., VAAGE, S., 1989: Use of nearfield measurements to compute far-field marine source signatures - Evaluation of the method. Presented at the 51st EAEG Meeting in Berlin (W), 1989.

LANDRØ. M., 1988: Higher-Order Corrections in Calculation of the Pressure Wave Field Generated by Seismic Sources, paper presented at the 58 annual SEG Meeting in Anaheim, 1988.

LANDRØ, M., HELGESEN, J., CHAPEL, F., PICART, I., 1992: Estimation of Elastic Parameters from North Sea Data. Paper presented at the NPF Geophysical seminar in Kristiansand, 1992, and at the 62nd SEG Meeting in New Orleans, 1992.

ARNTSEN,B., URSIN,B.,LANDRØ,M.,1991: Estimation of reflection coefficients from zero-offset field data. Paper presented at the 53rd EAEG meeting in Florence, 1991.

LANDRØ, M., 1988: Higher-Order Corrections in Calculation of the Pressure Wave Field Generated by Seismic Sources, paper presented at the 58. annual SEG-meeting in Anaheim 1988.

LANDRØ, M., URSIN, B., 1988: Detection of zero-offset seismic reflections, NPF conference in Kristiansand, March 1988.