Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785933 | Sulfuric acid alkylation reactor system with static mixers | Brian A. Cunningham | 1998-07-28 |
| 5354938 | Modification of surface properties of hydrogen fluoride | Costandi A. Audeh | 1994-10-11 |
| 5114675 | HF alkylation unit with additive dispenser | Costandi A. Audeh | 1992-05-19 |
| 5098668 | HF alkylation unit with acid evacuation system | Robert B. Callen, Ronald D. McGihon, Zay K. Risinger, Paul W. Snyder | 1992-03-24 |
| 4985220 | Hydrogen fluoride vapor containment | Costandi A. Audeh | 1991-01-15 |
| 4938935 | Alteration of the character of hydrogen fluoride droplets rendering them more susceptible to a water drench | Costandi A. Audeh | 1990-07-03 |
| 4392947 | Integrated refining process | Costandi A. Audeh | 1983-07-12 |
| 4347225 | Method for treating alkaline effluents resulting from petroleum processing | Costandi A. Audeh | 1982-08-31 |
| 4347226 | Method for treating sulfur-containing effluents resulting from petroleum processing | Costandi A. Audeh | 1982-08-31 |