Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6613949 | Oxygen enrichment process for air based gas phase oxidations which use metal oxide redox catalysts | Donald Walter Welsh Kirkwood, Kazuo Kiyonaga | 2003-09-02 |
| 6471937 | Hot gas reactor and process for using same | John Erling Anderson, Arthur W. Francis, Jr., Christopher Leger | 2002-10-29 |
| 6469163 | Method for production of hydroxylamine sulfate in the conventional process for the synthesis of caprolactam | Diego Fernandez Echegaray, Antonio Augusto M. Velloso | 2002-10-22 |
| 6442536 | Method for predicting flammability limits of complex mixtures | Amer Wahid Akhras | 2002-08-27 |
| 6333411 | Method for production of hydroxylammonium phosphate in the synthesis of caprolactam | Diego Fernandez Echegaray, Antonio Augusto M. Velloso | 2001-12-25 |
| 6215027 | Ballast gas use in liquid phase oxidation | Vasilis Papavassiliou, William R. Williams | 2001-04-10 |
| 6165435 | Method and production of nitric acid | Diego Fernandez Echegaray, Antonio Augusto M. Velloso | 2000-12-26 |
| 6156921 | Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor | Thomas John Bergman, Jr. | 2000-12-05 |
| 6040467 | High purity oxygen for ethylene oxide production | Vasilis Papavassiliou, Roger W. Day | 2000-03-21 |
| 5952523 | Method for producing vinyl acetate | Vasilis Papavassiliou, Roger W. Day | 1999-09-14 |
| 5895817 | Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor | — | 1999-04-20 |
| 5801265 | Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor | Thomas John Bergman, Jr. | 1998-09-01 |
| 5646305 | Oxygen enrichment process for air based gas phase oxidations which use metal oxide redox catalysts | Donald Walter Welsh Kirkwood, Kazuo Kiyonaga | 1997-07-08 |