Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6073445 | Methods for producing hydro-electric power | — | 2000-06-13 |
| 5713202 | Methods for producing hydro-electric power | — | 1998-02-03 |
| 5551237 | Methods for producing hydroelectric power | — | 1996-09-03 |
| 5461858 | Method of producing hydroelectric power | — | 1995-10-31 |
| 5401480 | Removal of sulfur and nitrogen oxides from flue gases | — | 1995-03-28 |
| 5384106 | Method for removing pollutants from a gas stream using a fractional condensing heat exchanger | — | 1995-01-24 |
| 5344617 | Apparatus for converting noxious pollutants from flue gas into merchantable by-products | — | 1994-09-06 |
| 5273727 | Flue gas purification and production of dry ammonium bisulfites and bisulfates | — | 1993-12-28 |
| 5230870 | Method for converting noxious pollutants from flue gas into merchantable by-products | — | 1993-07-27 |
| 5198201 | Removal of sulphur and nitrogen oxides from flue gases | — | 1993-03-30 |
| 5122352 | Heat exchanger and pollutant removal system | — | 1992-06-16 |
| 5061467 | Economic recovery and utilization of boiler flue gas pollutants | Robert L. Sackett | 1991-10-29 |
| 4900403 | Recovery of gas dissolved in flue condensate | — | 1990-02-13 |
| 4876986 | Heat regenerator to recover both sensible and heat of condensation of flue gases | — | 1989-10-31 |
| 4874585 | Economic recovery and utilization of boiler flue gas pollutants | Robert L. Sackett | 1989-10-17 |
| 4813473 | Heat regenerator to recover both sensible and heat condensation of flue gases | — | 1989-03-21 |
| 4802897 | Recovery of gases from non-viscous solvents | — | 1989-02-07 |
| 4781797 | Apparatus for the recovery of gas dissolved in flue condensate | — | 1988-11-01 |
| 4750330 | Recovery as hydroelectric power the energy lost in steam condensation | — | 1988-06-14 |
| 4703794 | Heat regenerator to recover both sensible and heat of condensation of flue gases | — | 1987-11-03 |
| 4676299 | Pollution control and heat recovery | — | 1987-06-30 |
| 4597433 | Pollution control and heat recovery | — | 1986-07-01 |