Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466837 | Liquid water loss reducing additives for cement slurries | Jiten Chatterji, Bobby G. Brake | 1984-08-21 |
| 4433731 | Liquid water loss reducing additives for cement slurries | Jiten Chatterji, Bobby G. Brake | 1984-02-28 |
| 4234344 | Lightweight cement and method of cementing therewith | Larry Watters | 1980-11-18 |
| 4210206 | High temperature well treating with crosslinked gelled solutions | John Ely | 1980-07-01 |