Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670087 | Method of preparing HIPR bituminous emulsions | Maria L. Chirinos, Spencer Taylor | 1997-09-23 |
| 5641433 | Preparation of HIPR emulsions | Maria L. Chirinos, Spencer Taylor | 1997-06-24 |