Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629573 | Use of low M.S. hydroxyethyl cellulose for fluid loss control in oil well applications | — | 1986-12-16 |
| 4192647 | Print paste formulations with hydroxyalkyl carboxyalkyl cellulose | William C. Kuryla | 1980-03-11 |