| 12195862 |
Use of a textile, zero-gap electrolytic cell and production method therefor |
Sebastian AUSTENFELD, Michael J. Wagner, Peter TOROS |
2025-01-14 |
| 11608561 |
Electrolysis device |
Dmitri Donst, Philipp Hofmann, Dirk Hoormann, Gregor Polcyn, Alessandro FIORUCCI +2 more |
2023-03-21 |
| 11162178 |
Electrode for electrolysis cells |
Karl-Heinz Dulle, Frank Funck, Dirk Hoormann, Stefan Oelmann, Carsten Schmitt +1 more |
2021-11-02 |
| 11136677 |
Method for mounting oxygen-consuming electrodes in electrochemical cells and electrochemical cells |
Andreas Bulan, Michael Großholz, Randolf Kiefer |
2021-10-05 |
| 10227701 |
Insulating frame with corner expansion joints for electrolysis cells |
Dirk Hoormann, Dmitri Donst, Frank Funck, Philipp Hofmann, Gregor Polcyn +1 more |
2019-03-12 |
| 10030300 |
Substrate coating on one or more sides |
Karl-Heinz Dulle, Frank Funck, Dirk Hoormann, Stefan Oelmann, Carsten Schmitt +2 more |
2018-07-24 |
| 9797051 |
Method of retrofitting of finite-gap electrolytic cells |
Fulvio Federico, Dmitri Donst, Dirk Hoormann, Philipp Hoffmann, Michele Perego +2 more |
2017-10-24 |
| 9783899 |
Apparatus and method for operating an electrolysis with an oxygen depolarized cathode |
Gregor Polcyn, Philip Hofmann, Stephan Köberle, Dirk Hoormann, Dmitri Donst +5 more |
2017-10-10 |
| 9680172 |
Flow-type electrochemical cell |
Gregor Polcyn, Niels Bredemeyer, Christoph Roosen, Dmitri Donst, Peter TOROS +6 more |
2017-06-13 |
| 9562294 |
Alternative installation of a gas diffusion electrode in an electrochemical cell having percolator technology |
Randolf Kiefer, Rainer Weber, Andreas Bulan |
2017-02-07 |
| 9476131 |
Electrochemical cell having a frame seal for alternative sealing against marginal leakages of the electrolyte |
Randolf Kiefer, Rainer Weber, Andreas Bulan, Michael Grossholz |
2016-10-25 |
| 9243336 |
Process for the manufacture of contact strips for electrolyzers |
Steffen Köhler, Hans J. Kunz, Karl-Heinz Dulle, Heinz Sibum |
2016-01-26 |
| 9045837 |
Electrolyser with coiled inlet hose |
Randolf Kiefer, Rainer Weber, Andreas Bulan |
2015-06-02 |
| 8945358 |
Electrolysis cell |
Karl-Heinz Dulle, Randolf Kiefer, Stefan Oelmann, Ulf-Steffen Bäumer |
2015-02-03 |
| 8444833 |
Device for electrochemical water preparation |
Randolf Kiefer, Karl-Heinz Dulle, Stefan Oelmann, Ulf-Steffen Baeumer, Wolfram Stolp |
2013-05-21 |
| 8057713 |
Method for the production of nickel oxide surfaces having increase conductivity |
Roland Beckmann, Karl-Heinz Dulle, Randolf Kiefer, Frank Holthuis, Frank Funck +3 more |
2011-11-15 |
| 7938938 |
Electrolysis cell |
Roland Beckmann, Karl-Heinz Dulle, Frank Funck, Randolf Kiefer |
2011-05-10 |
| 7918974 |
Micro-structured insulating frame for electrolysis cell |
Ulf-Steffen Bäumer, Randolf Kiefer, Karl-Heinz Dulle, Stefan Oelmann, Wolfram Stolp |
2011-04-05 |
| 7901548 |
Electrolysis cell with enlarged active membrane surface |
Roland Beckmann, Karl-Heinz Dulle, Randolf Kiefer |
2011-03-08 |
| 7785453 |
Electrode for electrolytic cell |
Karl-Heinz Dulle, Roland Beckmann, Randolf Kiefer |
2010-08-31 |
| 7780822 |
Electrolytic cell with segmented and monolithic electrode design |
Roland Beckmann, Karl-Heinz Dulle, Frank Funck, Randolf Kiefer |
2010-08-24 |
| 7351317 |
Electrolytic cell comprising an interior trough |
Karl-Heinz Dulle, Frank Funck, Martin Wollny, Randolf Kiefer, Thomas Steinmetz +4 more |
2008-04-01 |
| 7226885 |
Method for producing gas diffusion electrodes |
Kosmas Janowitz, Torsten Dresel, Roland Beckmann, Thomas Steinmetz, Randolf Kiefer +3 more |
2007-06-05 |