Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833013 | Process for the production of synthesis gas | Domenico Sanfilippo, Alberto Paggini, Ivano Miracca | 2004-12-21 |
| 5886222 | High yield process for urea synthesis | — | 1999-03-23 |
| 5763660 | High yield process for urea synthesis | — | 1998-06-09 |
| 5756866 | Process for obtaining separate streams of methanol and ethanol, n-propanol and isobutanol | Ugo Melis | 1998-05-26 |
| 5750780 | Process for the synthesis of urea comprising two separate reaction zones | — | 1998-05-12 |
| 5449440 | Process for separating alcohols from mixtures of alcohols, water and other compounds | Flavio Cianci | 1995-09-12 |
| 4971607 | Cryogenic process for the removal of acidic gases from mixtures of gases by solvent | Luigi Gazzi | 1990-11-20 |
| 4874474 | Process for dehydrating a mixture of methanol and higher alcohols | Riziero Ricci, Adriano Scazzosi, Flavio Cianci | 1989-10-17 |
| 4710211 | Cryogenic process for the selective removal of acidic gases from mixtures of gases by solvents | Luigi Gazzi | 1987-12-01 |
| 4710210 | Cryogenic process for the removal of acidic gases from mixtures of gases by using solvents | Luigi Gazzi | 1987-12-01 |
| 4591370 | Cryogenic process for removing acid gases from gas mixtures by means of a solvent | Luigi Gazzi, Roberto D'Ambra, Roberto Di Cintio, Alessandro Vetere | 1986-05-27 |
| 4561869 | Cryogenic process for the selective removal of acid gases from gas mixtures by means of a solvent | Luigi Gazzi, Roberto D'Ambra, Roberto Di Cintio, Alessandro Vetere | 1985-12-31 |
| 4545965 | Process of selective separation of hydrogen sulfide from gaseous mixtures containing also carbon dioxide | Luigi Gazzi, Maria A. Scaramucci, Alessandro Ginnasi | 1985-10-08 |
| 4529424 | Cryogenic process for fractionally removing acidic gases from gas mixtures | Luigi Gazzi, Giancarlo Cotone, Gianfranco Soldati, Alessandro Ginnasi, Alessandro Vetere | 1985-07-16 |
| 4514203 | Cryogenic process for removing acidic gases from gas mixtures | Luigi Gazzi, Giancarlo Cotone, Gianfraco Soldati, Alessandro Ginnasi, Alessandro Vetere | 1985-04-30 |