Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607024 | Gas entry cone | Carsten Birk | 2003-08-19 |
| 6528027 | Cracking furance having radiant heating tubes the inlet and outlet legs of which are paired within the firebox | John R. Brewer, David J. Brown | 2003-03-04 |