A wireline log of the yields of different elements in the formation, measured using induced gamma ray spectroscopy with a pulsed neutron generator. The elemental yields are derived from two …

Pulsed Neutron Logging (PNL) is a vital cased-hole logging technique used in the oil and gas industry to identify and quantify hydrocarbons behind casing. It's particularly adept at …

Hotwell US is supported by the renowned Hotwell Petrophysical Staff. The Hotwell Log Analysis Center (LAC) has been operating since 1997 as support for the Hotwell Pulsed Neutron …

2023年12月1日 · The pulsed neutron logging (PNL) is a versatile geophysical tool in the formation evaluation. The neutron or gamma information generated by the interaction between neutrons …

They are also called Pulsed Neutron (PNL) or Pulsed Decay Time (PDK) Logs. The primary measurement is the formation capture cross section ISIGMA). Some tools provided a …

2015年7月18日 · Register for free to access technical papers and technology news tailored to your interests. A new-generation slim pulsed neutron logging tool has been developed to …

2024年2月12日 · The examples in this paper demonstrate the usage of the OA continuous logs and WFL stations where pulsed neutron logging (PNL) have been run in a few wells in …

2025年1月29日 · PNL logs measure the die-away time of a short-lived neutron pulse. They probe the formation with neutrons but detect gamma rays. Chlorine has a particularly large capture …

This page describes the standard TDT or PNL tools which have been the mainstay of cased hole logging since the early 1970s. They are still in use and many older logs are in your well files – …

One powerful tool in the arsenal of well logging professionals is the Pulsed Neutron Logging (PNL) device. This innovative technology provides valuable insights into the composition and …