Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294139 | Methods for wet cleaning or purifying gases or fumes to remove gaseous pollutants | Bernard Siret, Laurent Pierre Marie Guyot | 2001-09-25 |
| 6171366 | Control systems for operating gas cleaning devices | Frank David Gallo | 2001-01-09 |
| 5990374 | Methods for the heat treatment of residues of the cleaning of fumes and residues of the industrial process emitting these fumes | Fabrice Gourmelon | 1999-11-23 |
| 5607596 | Processes for the treatment of combustion residues and for the purification of combustion fumes | — | 1997-03-04 |
| 5603453 | Dual fluid spray nozzle | Edwin H. Weaver | 1997-02-18 |
| 5567402 | Method of cleaning gases containing organic pollutants | Gilles Vicard | 1996-10-22 |
| 5378978 | System for controlling an electrostatic precipitator using digital signal processing | Frank David Gallo | 1995-01-03 |
| 5063034 | Process for purifying by the wet method fumes containing nitrogen oxides | — | 1991-11-05 |
| 5039498 | Processes for the purification of flue gases | — | 1991-08-13 |
| 4380189 | Industrial chimneys with forced draught | — | 1983-04-19 |