Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688999 | Production of oxidized humic acids by an oxygen-alkali process | Stuart E. Lebo, Jr., Kevin Robert Wirtz | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688999 | Production of oxidized humic acids by an oxygen-alkali process | Stuart E. Lebo, Jr., Kevin Robert Wirtz | 1997-11-18 |