Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419019 | Method to remove particulate matter from a wellbore using translocating fibers and/or platelets | Dean M. Willberg, Roger J. Card, J. Ernest Brown, Philip F. Sullivan | 2002-07-16 |