Kenneth R. Sundberg Phillips Petroleum Co. Bartlesville, Okla.
Geochemical exploration presumes that oil or gas reservoirs leak petroleum to the surface, and that these seeping hydrocarbons can be related to possible reservoirs in the subsurface. As an exploration technique, surface geochemistry assumes neither that every reservoir actively leaks and will be expressed geochemically nor that every geochemical anomaly is associated with a commercial reservoir. It does assume that seepage is common enough to be useful.
Over the last several years, Phillips Petroleum Co. has executed geochemical exploration projects in its worldwide exploration ...