Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938595 | Direct reduction process with improved product quality and process gas efficiency | Alessandro Martinis | 2018-04-10 |
| 9725778 | Method and apparatus for production of direct reduced iron (DRI) utilizing coke oven gas | Alessandro Martinis, Michele Condosta, Eugenio Zendejas-Martinez | 2017-08-08 |
| 8961648 | Integrated steel plant with production of hot or cold DRI | Ronald Victor Manuel Lopez-Gomez, Alessandro Martinis, Andrea Tavano | 2015-02-24 |
| 6871457 | Vessel for enabling a uniform gravity driven flow of particulate bulk material therethrough, and direct reduction reactor incorporating same | Raul Gerardo Quintero-Flores, Juan Celada-Gonzalez, Maria Teresa Guerra-Reyes, Ronald Victor Manuel Lopez-Gomez | 2005-03-29 |
| 5445363 | Apparatus for the pneumatic transport of large iron-bearing particles | Ricardo Viramontes-Brown, Marco Aurelio Flores-Verdugo, Jose J. Garza-Ondarza | 1995-08-29 |
| 5296015 | Method for the pneumatic transport of large iron-bearing particles | Ricardo Viramontes-Brown, Marco Aurelio Flores-Verdugo, Jose J. Garza-Ondarza | 1994-03-22 |
| 5078787 | Method and apparatus for the production of hot direct reduced iron | Fernando R. Webb-Balderas, Federico E. Carranza-Almaguer | 1992-01-07 |
| 4897113 | Direct reduction process in reactor with hot discharge | Ronald Victor Manuel Lopez-Gomez, Carlos Dominguez-Ahedo, Leobardo Chapa-Martinez | 1990-01-30 |
| 4880458 | Start-up method for a direct reduction process without an external reformer | Enrique R. Martinez-Vera | 1989-11-14 |
| 4834792 | Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone | — | 1989-05-30 |
| 4734128 | Direct reduction reactor with hot discharge | Ronald Victor Manuel Lopez-Gomez, Carlos Dominguez-Ahedo, Leobardo Chapa-Martinez | 1988-03-29 |
| 4668284 | Method of reducing iron ore | Enrique R. M. Vera | 1987-05-26 |
| 4584016 | Method for controlling metallization and carburization in the reduction of metal ores to sponge iron | Francisco Cantu-Hernandez, Enrique R. Martinez-Vera | 1986-04-22 |
| 4528030 | Method of reducing iron ore | Enrique R. Martinez Vera | 1985-07-09 |