| |
|
|
|
|
 |
|
|
|
|
|
|
|
|
 |
|
|
|
|
| Customers: |
| Please see our new shipping rates on the Order Details page. International customers may choose to purchase through their local representative. |
|
| |
|
| | | | | | | | David E. Johnson |  | David E. Johnson, BSME, University of Tennessee, now retired, worked for Schlumberger Well Services for more than 25 years, serving for more than eight years as a Senior Sales Engineer in Tulsa, Oklahoma. Dave is a registered Professional Engineer in Oklahoma, an active member of SPWLA and SPE, and has published technical papers on log interpretation.
| | | |
|
| | | You Might Also Like | | | | |  | | |  | | |
|
