Loren and Associates, Inc.






Other Methods

Since about 1998, many small petrophysical firms have sprung up like crabgrass. However, most of these use methods that have proven insufficient in the past.

Click here to schedule a presentation of our slide show, "The Holy Grail of Geophysical Petrophysics." *

It explains why previous methods of log editing are not good enough to be useful to geophysicists.

*You must have Adobe Acrobat Reader to view the presentation files. Download the Acrobat Reader Free.

The methods fall into five broad classes:

  1. Using Raw Logs
  2. Hand-Editing the Logs
  3. Single-variable methods (Gardner's Equation; Sonic from Resistivity; etc.)
  4. Correcting Logs via Neural Networks
  5. Other