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Geomodelling for CCS, a bridge too far?

Traditionally, geomodels are built in a simplistic fashion, taking into account the inherent degree of uncertainty in the input data. Attempting to accurately depict an unseen geological object, often multiple…

The competitive world of coring

Until wireline logging came into swing, cutting core was the most important way to obtain reliable information about the targeted formation. With the advance of wireline logging though, the need…

A dissolvable tool

Andrew Garioch from Well-SENSE talks us through the use of fibre-optic technology for well intervention work

Can a seal fail?

A seal is a rock that has a higher capillary entry pressure relative to other adjacent rocks. The higher the contrast, the greater the hydrocarbon column it can hold. The…

This is the time of subsurface by-products

Speaking to an Aberdeen audience about 10 years ago, Jon Gluyas argued that the North Sea oil business was in essence a water industry. Looking at volumes of produced water…

Seismic velocity – A strong identifier of gas prospects

P-wave velocity (Vp) is an essential parameter for constructing seismic velocity models for geophysical exploration data, and porosity is the single most important factor affecting it, along with the type of…