Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8764879 | Process for slag foaming a non-stainless steel melt in an electric arc furnace | Lutz Rose | 2014-07-01 |
| 8765051 | Method and device for producing pig-iron based stainless steel without using a supply of electrical energy | — | 2014-07-01 |
| 8747518 | Method for foamed slag generation of a non-corrosive melt in a converter | Lutz Rose | 2014-06-10 |
| 8728194 | Method for controlling foamed slag in a stainless melt in an electronic arc furnace | — | 2014-05-20 |
| 8673047 | Process for producing foamed slag | Lutz Rose | 2014-03-18 |
| 8494679 | Control of the converter process by means of exhaust gas signals | — | 2013-07-23 |
| 8430945 | Method and device for producing pig-iron based stainless steel without using a supply of electrical energy | — | 2013-04-30 |
| 8425831 | Method and device for producing stainless steel without using a supply of electrical energy, based on pig-iron that has been pre-treated in a DDD installation | — | 2013-04-23 |
| 8409320 | Process for producing a foamed slag on austenitic stainless melts in an electric arc furnace | Lutz Rose | 2013-04-02 |
| 8353194 | Indirect determination of the waste gas rate for metallurgical process | — | 2013-01-15 |
| 8133296 | Process for producing stainless steel using direct reduction furnaces for ferrochrome and ferronickel on the primary side of a converter | Lutz Rose | 2012-03-13 |
| 8048196 | Method and device for producing stainless steel without using a supply of electrical energy, based on pig-iron that has been pre-treated in a DDD installation | — | 2011-11-01 |
| 8043402 | Method for the production of a foamed slag in a metal bath | Lutz Rose, Miroslav Karbowniczek | 2011-10-25 |
| 8043401 | Method for the reduction of a slag having a high degree of chromium in an electric arc furnace | Lutz Rose | 2011-10-25 |
| 7819940 | Production of stainless steel of AISI 4xx grade ferritic steel in an AOD converter | — | 2010-10-26 |
| 7094271 | Method for producing stainless steels, in particular high-grade steels containing chromium and chromium-nickel | Karl Reiner Götzinger, Stefan Lemke, Bernt Rollinger | 2006-08-22 |
| 6093235 | Process for decarbonising a high-chromium steel melt | — | 2000-07-25 |