Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979943 | Shearable completion riser joint | Orlando Jose Soares Ribeiro | 1999-11-09 |
| 5462119 | Tubing hanging set for a submarine oil-well, running tool for its placing and handling method | Walber P. de Souza | 1995-10-31 |