Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338196 | Biological treatment of a formaldehyde-containing waste water contacted with a biomass together with a nitrogen compound | — | 1982-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338196 | Biological treatment of a formaldehyde-containing waste water contacted with a biomass together with a nitrogen compound | — | 1982-07-06 |