Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6749697 | Duplex stainless steel | Örjan Bergström, Mattias Klockars, Guocai Chai | 2004-06-15 |
| 6689231 | Use of stainless steel alloy as umbilical tubes in seawater environment | — | 2004-02-10 |