27 January 2003
BAKU, Azerbaijan - Caspian Geophysical, the joint venture between WesternGeco and the State Oil Company of Azerbaijan Republic, has successfully completed marine seismic surveys over Azerbaijan International Operating Company's (AIOC) Azeri-Chirag-Gunashli PSA block operated by BP.

Caspian Geophysical performed four-component (4C) and time-lapse (4D) seismic surveys. Caspian Geophysical is the first contractor to mobilize ocean-bottom cable equipment designed for large-scale 4C seismic surveys within the Caspian region.

WesternGeco is a leader in integrated exploration and reservoir imaging services, providing worldwide seismic acquisition, processing, and multiclient surveys. WesternGeco is a joint venture between Schlumberger and Baker Hughes with headquarters near London.

For more information online, visit www.westerngeco.com.

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For further information, contact:
Rhonda Boone
WesternGeco
Marketing Communications Manager
Tel: + 44 129 355 7132
Fax: + 44 129 355 7136
rboone@gatwick.westerngeco.slb.com

Javid Mammadov
Caspian Geophysical
Marine Sales Account Manager
Tel: + 994 12 970471
Fax: + 994 12 970478 / 81
javidm@baku.caspian.slb.com

© Press Release 2006