Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D621858 | Die | Horst Rank | 2010-08-17 |
| 7172640 | Method and device for melting down metal-containing materials | Peter Mittag, Bernhard Aigner | 2007-02-06 |
| 6937581 | Switching device and method for parallel connection of subscriber terminal devices | Markus Jabs, Gerhard Scharfen | 2005-08-30 |
| 6477195 | Process for melting sponge iron and electric-arc furnace for carrying out the process | Peter Mittag | 2002-11-05 |
| 6142765 | Process for burning fuel | Norbert Ramaseder, Johannes Müller, Stefan Dimitrov, Johannes Steins | 2000-11-07 |
| 5900209 | Plant for producing metal melts | Bernhard Aigner, Peter Mittag | 1999-05-04 |
| 5844933 | Electrode arrangement for direct current and furnace | Bernhard Aigner, Peter Mittag | 1998-12-01 |
| 5835524 | Scrap-melting electric arc furnace | Peter Mittag, Heinrich Auberger, Peter Wimmer, Johann Auer, Alfred Weber +1 more | 1998-11-10 |
| 5646044 | Expression systems for the production of target proteins in bacillus | Charles R. Wilson, Maria Tang, Teresa Margaret Christianson, Dieter Hansen | 1997-07-08 |
| 5573573 | Electric arc furnace arrangement for producing steel | Peter Mittag, Johannes Steins, Gert Pfeiffer | 1996-11-12 |
| 5529598 | Bottom anode for a metallurgical vessel | Peter Mittag, Johannes Steins | 1996-06-25 |
| 5484573 | Reactor for carrying out chemical reactions | Norbert Dragesser, Rudolf Heumueller, Erich Schaetzer, Manfred Wagner | 1996-01-16 |
| 5471495 | Electric arc furnace arrangement for producing steel | Peter Mittag, Johannes Steins, Gert Pfeiffer | 1995-11-28 |
| 5423900 | Method for blowing oxidizing gases into molten metal | Klaus Klintworth, Rainer Zechner, Rudolf Flesch, Manfred Redetzky, Johannes Steins | 1995-06-13 |
| 5410566 | Method of producing metal melts and an electric arc furnace therefor | Johannes Steins, Peter Mittag | 1995-04-25 |
| 5366538 | Process for the production of a metal melt | Johannes Steins, Klaus Klintworth | 1994-11-22 |
| 5319138 | Process for the preparation of pure propanephosphonic anhydride | Gunter Roscher, Hans-Jerg Kleiner, Manfred Schmidt, Rainer Uhmann, Dirk Bottger | 1994-06-07 |
| 5304230 | Method of disposing of organic and inorganic substances and a plant for carrying out the method | Johannes Steins, Otto Koller | 1994-04-19 |
| 5294741 | Continuous process for the preparation of sulfonylisocyanates | Gunter Schlegel, Stephen Lachhein | 1994-03-15 |
| 4761251 | Process for the preparation of vinylphosphonic dichloride | Herbert Siegel, Erwin Weiss | 1988-08-02 |
| 4761252 | Process for the preparation of vinylphosphonic dichloride | Herbert Siegel, Erwin Weiss | 1988-08-02 |
| 4749524 | Process for the preparation of 2-chloroethanephosphonic dichloride | Herbert Siegel, Erwin Weiss | 1988-06-07 |
| 4740989 | Plant for producing steel from scrap | Othmar Steipe | 1988-04-26 |
| 4726839 | Process and an arrangement for the production of steel from sponge iron | Hermann Pirker | 1988-02-23 |
| 4455013 | Hoist | Gerhard Fischer | 1984-06-19 |