1. Oil and Gas Imaging Bruce VerWest, PhD Research Manager – External & Strategic R&D CGGVeritas Pumps & Pipes 1 November 12, 2007

3. Seismic Acquisition – Listening for Echos Marine Acquisition Plan view

5. Seismic Imaging Forward problem Inverse problem Non-unique Incomplete Unstable Acquisition Seismic data Model building Imaging

8. An Example - Subsurface Model

9. An Example – Complex Wave Propagation

10. An Example – Seismic Data x t

11. An Example – Imaging Velocity x z

12. An Example – Imaged Output x z

13. Kirchhoff Beam 1-way Wave Equation Jack Discovery – Different 3D Imaging Algorithms

14. Changing the acquisition geometry to improve imaging Narrow Azimuth Acquisition Wide Azimuth Acquisition N S N S Jack #1 Jack #1 x X X

15. Repeat Over 1000’s of sq. km. Detailed depth top salt interpretation covering 19,000 sq km

16. CGGVeritas Town Park Computer Center Computer Totals Cpu’s >15060 Memory >32 TBytes Disk > 3676 TBytes

17. Supercomputer Peak Performance 1980 1990 2000 2010 Year Introduced 1 Pflop Peak Speed (flops) 1 Tflop 1 Gflop 1 Mflop CRAY-1 CRAY-2 X-MP4 Y-MP8 SX-4 SX-5 T3D T3E Doubling time = 1.5 yr. Blue Gene (367 Tflops) CGGVeritas Houston

20. Oil and Gas Imaging Pumps & Pipes 1 November 12, 2007