Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358405 | Process for the preparation of ethylenimine | David L. Childress | 1982-11-09 |
| 4350830 | Method for making acrylic acid from acrolein | David L. Childress, Richard L. Poppe | 1982-09-21 |
| 4316708 | Machine for continuously molding solid pellets from a mud composition | Allen G. Skach, David L. Childress | 1982-02-23 |