Borehole gravity measurements interpreted as density logs to estimate gas saturation changes helped to explain anomalous results in Oman's Natih field.
The discovery of major oil reserves in Yemen's Marib-Shabwa graben led to a reevaluation of the region's petroleum geology. This article examines how tectonics influenced Yemen's oil-producing areas.
This article examines the history of reserve estimation in North Sea oil and gas fields and suggests ways to minimize uncertainty in the prediction of hydrocarbon reserves.
Reinjection of oil into the reservoir has improved reservoir characterization in Turkey. Pulse tests in water injectors have improved characterization in Egypt's Gulf of Suez.