The Brent Field.

Early development history.

Getting to understand the reservoir

Shetland Islands

1966-67 first seismic reconnaissance

Mar 1970Blocks released211/29potential 2 B bbl

West-East Section Through the Brent Oilfield

Logs from initial wellMay 1971

Initial interpretation from well 1

August 71

Brent Spar

Revised plan view of reservoir

Compositional gradientJuly 72

Simulation studyJan-June 73

After water injection and gas injection

Brent Reservoir Early 1975

Characteristics of Brent Development

Statistical Aspect of Formation Evaluation