Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11932573 | Element composed of glass displaying reduced electrostatic charging | Martin Zöttl | 2024-03-19 |
| 11434428 | Coke with additives | Oswin Öttinger, Heribert Walter, Martin Christ, Wilhelm Frohs, Frank Hiltmann +1 more | 2022-09-06 |
| 10899623 | Catalytically active additives for coke originating from petrol or coal | Heribert Walter, Wilhelm Frohs, Martin Christ, Oswin Öttinger, Bernt Ketterer +1 more | 2021-01-26 |
| 9663406 | Method for siliconizing carbon-containing materials | Andreas Kienzle, Rudi Back, Otto Mederie, Matthieu Schwartz, Jens Rosenlocher | 2017-05-30 |
| 9199109 | Method for processing used carbon-containing cathode material | Alfred Edlinger | 2015-12-01 |
| 8889058 | Method and device for siliconization of carbon-containing materials | Andreas Kienzle, Rudi Beck, Otto Mederle | 2014-11-18 |
| 8460600 | Process for producing ceramic materials using silicon carbide | Andreas Kienzle | 2013-06-11 |
| 8182738 | Process for producing ceramic materials using silicon carbide | Andreas Kienzle | 2012-05-22 |
| 7816292 | Nano glass powder and use thereof, in particular multicomponent glass powder with a mean particle size of less than 1 μm | Jose Zimmer, Matthias Rindt, Susanne Kessler, Joern Besinger, Karine Seneschal-Merz | 2010-10-19 |
| 7794519 | Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes | — | 2010-09-14 |
| 7763224 | Method for siliconizing carbon-containing materials | Andreas Kienzle, Rudi Beck, Otto Mederle, Matthieu Schwartz, Jens Rosenlocher | 2010-07-27 |
| 7736413 | Method for using fracture resistant electrodes in a carbothermic reduction furnace | — | 2010-06-15 |
| 6834072 | Method, furnace shell, and furnace for rebaking and graphitizing carbon bodies | Stefan Gschwandtner, Franz Kalchschmid, Franz Kals, Walter Lhotzky, Franz Liebhart +2 more | 2004-12-21 |
| 5698174 | Process for separating fullerenes | Wolfgang Muller, Richard Broll, Eckhard Weber, Roland Müller | 1997-12-16 |
| 5641347 | Barium-free dental glass having good x-ray absorption | Danuta Grabowski, Marc Clement, Hartmut Paschke | 1997-06-24 |
| 5340776 | Preparation of very fine glass powder of high purity | Hartmut Paschke, Richard Haring | 1994-08-23 |
| 5145803 | Glass sealant containing lead borate glass and fillers of mullite and cordierite | Hartmut Paschke | 1992-09-08 |