Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4913835 | Novel compositions and method for neutralization and solidification of hazardous alkali spills | Frederick S. Mandel, James A. Engman, James Nicol | 1990-04-03 |
| 4865761 | Compositions and method for control and clean-up of hazardous acidic spills | Frederick S. Mandel, James A. Engman, James Nicol | 1989-09-12 |
| 4770715 | Novel compositions and method for control and clean-up of hazardous organic spills | Frederick S. Mandel, James A. Engman, James Nicol | 1988-09-13 |