Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581692 | Making up and breaking out of a tubing string in a well white maintaining continuous circulation | Kasper Koch, Jacob Van Oord | 2003-06-24 |
| 6523611 | Apparatus for completing a subterranean well and method of using same | Bart Christian Van Belle | 2003-02-25 |