Schlumberger

Formation Density from a Cloud, While Drilling

Publication: Oilfield Review
Volume: 25
Issue: 2
Publication Date: 06/01/2013

A recently introduced formation density tool uses a pulsed neutron generator to induce gamma rays in a formation and compute bulk density. The LWD tool that houses the new measurement system is the first to offer a compact logging suite comparable to a triple-combo service, but without the use of radioisotopic sources.