Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10138698 | External locking mechanism for seal energizing ring | Daniel Ralph Barnhart | 2018-11-27 |
| 10094192 | Wickers with trapped fluid recesses for wellhead assembly | Guaraci Bornia, Hugo Lopes, Ricardo Silva | 2018-10-09 |
| 9982503 | Wellhead metal seal with energizing ring having trapped fluid reliefs | Joseph W. Pallini, Rick C. Hunter, Robert Jen-Yue Du | 2018-05-29 |