Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6676914 | Phosphate acidulation utilizing HF acid | Samuel F. Sweat, Kenneth E. McGill | 2004-01-13 |
| 6395246 | Preparation of calcium silicate and sulfur dioxide | Samuel F. Sweat, Kenneth E. McGill | 2002-05-28 |