Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12295494 | Sofa bed with glide system | Chuanrong Heng | 2025-05-13 |
| 12156594 | Sofa bed with glide system | Chuanrong Heng | 2024-12-03 |
| 11542565 | Charging system, in particular for a shaft smelt reduction furnace | Stefan Schons, Charles Steichen, Michel Houbart | 2023-01-03 |
| 11332673 | Method of charging a coke oven | Stefan Schons, Paul Tockert | 2022-05-17 |
| 11306827 | Slide valve | Charles Steichen | 2022-04-19 |
| 11199359 | Sealing valve arrangement for a shaft furnace charging installation | Charles Steichen, Paul Tockert | 2021-12-14 |
| 10502491 | Sealing valve arrangement for a shaft furnace charging installation | Yves Heinen, Charles Steichen, Harald Lang, Paul Tockert | 2019-12-10 |
| 8568653 | Sealing valve arrangement for a shaft furnace charging installation | Guy Thillen, Jeannot Loutsch, Frederic Parasch | 2013-10-29 |
| 8382471 | Multiple hearth furnace | Emile Lonardi, Edgar Kraemer, Paul Tockert | 2013-02-26 |
| 8152430 | Three hopper charging installation for a shaft furnace | Emile Lonardi, Guy Thillen, Jean Gidt | 2012-04-10 |
| 8021603 | Rotary charging device for a shaft furnace equipped with a cooling system | Guy Thillen, Jeannot Loutsch, Emile Lonardi, Paul Tockert | 2011-09-20 |
| 6994037 | Rabble arm for a furnace | Serge Streitz, Steve Arendt, Emile Lonardi, Edgar Kraemer | 2006-02-07 |
| 6832564 | Method of operating a multiple hearth furnace | Pascal Ferretti, Steve Arendt, Emile Lonardi | 2004-12-21 |
| 6802710 | Multiple hearth furnace | Jeannot Konsbruck, Edgar Kraemer, Emile Lonardi | 2004-10-12 |
| 6792973 | Gas tight shut off valve for a material charging or discharging lock | Emile Lonardi | 2004-09-21 |
| 6210155 | Charging device for a rotary hearth furnace | Gilbert Bernard, Emile Lonardi, Romain Frieden | 2001-04-03 |
| 6010041 | Device for discharge of bulk material from a pressure vessel | Emile Lonardi, Romain Frieden, Jorg Brinckmann | 2000-01-04 |