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Method and device for processing free-flowing materials |
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1998-03-31 |
| 5402439 |
Process and apparatus for disposing of dust-form substances from combustion plants |
Guido Bullmann, Josef Chwieralski, Peter Jeschka, Hartmut Stockmann, Todor Vlajcic |
1995-03-28 |
| 4551172 |
Process of producing liquid carbon-containing iron |
Lothar Formanek, Martin Hirsch, Harry Serbent, Wolfram Schnabel, Klaus-Dietrich Fritzsche +1 more |
1985-11-05 |
| 4274867 |
Method for producing low-carbon steel from iron ores containing vanadium and/or titanium |
Friedrich Bardenheuer, Horst Konig, Alois Junker |
1981-06-23 |
| 4264355 |
Methods for producing steel from iron sponge in electric furnaces |
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1981-04-28 |
| 4235623 |
Continuous smelting method for ferrochrome |
— |
1980-11-25 |