Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8377284 | Method of recycling process gas in electrochemical processes | Thorsten Leidig, Alfred Soppe | 2013-02-19 |
| 8247098 | Electrochemical cell | Andreas Bulan, Hans-Dieter Pinter | 2012-08-21 |
| 7803259 | Electrochemical cell | Hans-Dieter Pinter, Rainer Weber, Gerd Speer, Andreas Bulan | 2010-09-28 |
| 7691242 | Electrochemical half-cell | Andreas Bulan, Peter Fabian | 2010-04-06 |
| 7658835 | Method for the electrolysis of an aqueous solution of hydrogen chloride or alkali metal chloride | Richard Malchow, Walter Hansen, Gaby Sengstock | 2010-02-09 |
| 7329331 | Electrolysis cell, especially for electrochemical production of chlorine | Andreas Bulan, Manfred Marre, Walter Hansen, Michael Großholz | 2008-02-12 |
| 7211177 | Electrode for electrolysis in acidic media | Hans-Dieter Pinter, Gerd Speer, Peter Fabian, Robert Scannel | 2007-05-01 |
| 7128824 | Method for electrolysis of aqueous solutions of hydrogen chloride | Andreas Bulan, Walter Hansen, Michael Grossholz, Hans-Dieter Pinter | 2006-10-31 |
| 6984296 | Electrochemical cell for electrolyzers with stand-alone element technology | — | 2006-01-10 |
| 6890418 | Process for the electrolysis of an aqueous solution of alkali metal chloride | Andreas Bulan, Hans-Dieter Pinter | 2005-05-10 |
| 6841047 | Electrolysis cell, in particular for the electrochemical preparation of chlorine | Hans-Dieter Pinter, Andreas Bulan, Walter Klesper | 2005-01-11 |
| 6838408 | Method for producing gas diffusion electrodes | Andreas Bulan, Hans-Dieter Pinter, Peter Weuta, Walter Klesper | 2005-01-04 |
| 6790339 | Process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chloride | Andreas Bulan, Hans-Dieter Pinter, Gerd Speer | 2004-09-14 |
| 6596136 | Membrane electrolytic cell with active gas/liquid separation | Peter Fabian | 2003-07-22 |
| 6402930 | Process for the electrolysis of technical-grade hydrochloric acid contaminated with organic substances using oxygen-consuming cathodes | Robert J. Allen, James R. Giallombardo, Daniel Czerwiec, Emory S. De Castro, Khaleda Shaikh +2 more | 2002-06-11 |
| 6387345 | Process for working up reaction gases during the oxidation HCI to chlorine | Jürgen Schneider, Hans-Ulrich Dummersdorf, Helmut Harle, Franz-Rudolf Minz, Helmut Waldmann | 2002-05-14 |
| 6368490 | Method for electrochemically processing HCL gas into highly pure chlorine | — | 2002-04-09 |
| 6251239 | Electrochemical gaseous diffusion half cell | Hans-Dieter Pinter, Jens Camphausen | 2001-06-26 |
| 6224740 | Electrolysis process | Hans-Dieter Pinter, Helmut Ziegler | 2001-05-01 |
| 6165332 | Electrochemical half-cell with pressure compensation | Hans-Dieter Pinter | 2000-12-26 |
| 6089829 | Pump for hot corrosive melts | Hans Janssen, Willi Potes, Heiko Herold | 2000-07-18 |
| 6039853 | Electrochemical half-cell | Hans-Dieter Pinter, Karl-Ludwig Metzger, Heiko Herold | 2000-03-21 |
| 5961813 | Process for direct electrochemical gaseous phase phosgene synthesis | Jurgen Dobbers, Hans-Nicolaus Rindfleisch | 1999-10-05 |
| 5820827 | Method and device for delivering hot, aggressive media | Hans-Ulrich Dummersdorf, Helmut Waldmann, Helmut Harle, Franz-Rudolf Minz | 1998-10-13 |
| 5693202 | Pressure-compensated electrochemical cell | Hans-Dieter Pinter | 1997-12-02 |