Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11498081 | Drying hopper as well as grinding and drying plant comprising such | — | 2022-11-15 |
| 10823506 | Installation for distributing pulverulent substance by pneumatic transportation, comprising a device for depressurizing a pressurized reservoir in which said substance is stored | Pierre Mahowald, Ben Muller | 2020-11-03 |
| 10633199 | Enhanced pressurising of bulk material in lock hoppers | Ben Muller | 2020-04-28 |
| 10449548 | Grinding and drying plant | — | 2019-10-22 |
| 10150925 | Pressurising of bulk material in lock hoppers | Ben Muller | 2018-12-11 |
| 10059885 | Method for producing pulverized coal | Georges Stamatakis, Guy Junk | 2018-08-28 |
| 6478846 | Method and device for injecting reducing agents in a shaft furnace | Raymond Mack, Karl Langner, Klaus Schott | 2002-11-12 |
| 5540895 | Device for the treatment of mixture of steam and air contaminated with sulphurous gases, formed during the granulation and dehydration of blast furnace slag | Ernest Faber, Romain Frieden, Marc Solvi, Leon Ulveling | 1996-07-30 |
| 5516356 | Process and apparatus for feeding a second stream of pulverulent materials into a pneumatic conveying line carrying a first controllable flow of pulverulent materials | Heli DeLanghe | 1996-05-14 |
| 5489166 | Method and device for removing solid residues from a gas purification installation | — | 1996-02-06 |
| 5284187 | Method and device for treating powder coal in a solid-fuel injection installation | — | 1994-02-08 |
| 5123632 | Method for the pneumatic injection of metered quantities of powdered substances into a chamber at a variable pressure | Yvon Kroemmer, Leon Ulveling | 1992-06-23 |
| 5076737 | Device for shutting of pipeline for the transport of bulk product | Jeannot Loutsch, Pierre Mailliet, Leon Ulveling, Emile Lonardi | 1991-12-31 |
| 4702288 | Apparatus for the pneumatic injection of pulverulent materials into a pressurized vessel, and its application to the injection of powered coal into a shaft furnace | Leon Ulveling, Edouard Legille | 1987-10-27 |
| 4668253 | Apparatus for the processing and scrubbing of gas entrained with particulate matter | Emile Lonardi | 1987-05-26 |