Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828032 | Oil recovery process using alkyl hydroxyaromatic dianionic surfactants as mobility control agents | Thomas L. Ashcraft, Ronald L. Reed | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828032 | Oil recovery process using alkyl hydroxyaromatic dianionic surfactants as mobility control agents | Thomas L. Ashcraft, Ronald L. Reed | 1989-05-09 |