Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588664 | Oil distillation vacuum column with thickened plate in the vapor horn section | Alan Ward Green | 2009-09-15 |
| 4278241 | Top cone cooling system for basic oxygen furnace | — | 1981-07-14 |