FESI is the largest single patent holder of heavy metal
stabilization technologies in the USA and has numerous
patents pending worldwide. All patented
technologies were invented, and are held, by
Keith E. Forrester, P.E., Pte, M.S. Env. Eng.
| Method for Blast Media |
U.S. Patent 9,346,087 |
03/24/16 |
| Method for In-Line Blast Media Stabilizer Amendment |
U.S. Patent 8,796,501 |
08/05/14 |
| Method for Stabilization of Hazardous Waste and Odor Control |
U.S. Patent 7,736,291 |
06/15/10 |
| Method for Stabilization of Bottom Ash and Odor Control |
U.S. Patent 7,530,939 |
05/12/09 |
| Method for Stabilization of Lead Smelter Slag and Matte |
U.S. Patent 7,121,995 |
10/17/06 |
| Stabilization Method for Lead Projectile Impact Area
|
U.S. Patent 6,688,811 |
2/10/04 |
| LATEX Based Composition for
Heavy Metal Stabilization(leaded paint in-place stabilization and sandblast media)
|
U.S. Patent 6,515,053 |
02/04/03 |
| Method for Stabilizing Heavy Metal Bearing
Waste in a Waste Generation Stream (leaded paint in-place stabilization and sandblast media)
|
U.S. Patent 6,186,939 |
2/13/01 |
| Method for Stabilizing Heavy Metal Bearing
Waste in a Waste Generation Stream (in-line systems)
|
U.S. Patent 6,050,929 |
4/18/00 |
| Water Insoluble Heavy Metal Stabilization Process |
U.S. Patent 5,860,908 |
1/19/99 |
Stabilization of Lead Bearing Waste
(blended acids) |
U.S. Patent 5,846,178 |
12/8/98 |
Stabilization of Lead Bearing Waste
(complexed acids) |
U.S. Patent 5,722,928 |
3/3/98 |
Stabilization of Lead Bearing Waste
(complexed phosphates) |
U.S. Patent 5,536,899 |
7/16/96 |
| 14 patents pending |
|
