Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5810085 | Drill hole plugging method utilizing sodium bentonite nodules | Maurice L. James | 1998-09-22 |
| 5657822 | Drill hole plugging method utilizing layered sodium bentonite and liquid retaining particles | Maurice L. James | 1997-08-19 |
| 5611400 | Drill hole plugging capsule | Maurice L. James | 1997-03-18 |