Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362886 | Preparation of linear polyalkylene polyamines using metal catalyst | Thomas A. Johnson | 1982-12-07 |
| 4316840 | Reforming linear polyamines | Thomas A. Johnson | 1982-02-23 |
| 4316841 | Reforming linear polyamines | Thomas A. Johnson | 1982-02-23 |
| 4314083 | Preparation of linear polyalkylene polyamines | Thomas A. Johnson | 1982-02-02 |
| 4313005 | Inhibiting amidine formation during hydrogenation of organo nitriles | Randall J. Daughenbaugh | 1982-01-26 |