| C | Sektion C — Chemie; Hüttenwesen | CHEMISTRY; METALLURGY |
| | Hüttenwesen | METALLURGY |
| C21 | Eisenhüttenwesen | METALLURGY OF IRON |
| C21B | Gewinnung von Eisen oder Stahl (Vorbehandlung von Eisenerzen oder Schrott C22B 1/00) | MANUFACTURE OF IRON OR STEEL (preliminary treatment of ferrous ores or scrap C22B 1/00) |
| C21B 3/00 | Allgemeine Merkmale bei der Roheisengewinnung (Roheisenmischer C21C 1/06) [1, 2006.01] | General features in the manufacture of pig-iron (mixers for pig-iron C21C 1/06) [1, 2006.01] |
| C21B 3/02 | . | durch Beigeben von Zusätzen, z.B. von Flussmitteln [1, 2006.01] |
| . | by applying additives, e.g. fluxing agents [1, 2006.01] |
|
| C21B 3/04 | . | Gewinnung von Nebenprodukten, z.B. von Schlacke [1, 2006.01] |
| . | Recovery of by-products, e.g. slag [1, 2006.01] |
|
| C21B 3/06 | . . | Behandlung von flüssiger Schlacke [1, 2006.01] |
| . . | Treatment of liquid slag [1, 2006.01] |
|
| C21B 3/08 | . . . | Abkühlen der Schlacke [1, 2006.01] |
| . . . | Cooling slag [1, 2006.01] |
|
| C21B 3/10 | . . . | Schlackenkübel; Schlackenwagen [1, 2006.01] |
| . . . | Slag pots; Slag cars [1, 2006.01] |
|
| C21B 5/00 | Roheisengewinnung im Hochofen [1, 2006.01] | Making pig-iron in the blast furnace [1, 2006.01] |
| C21B 5/02 | . | Gewinnung von Spezialroheisen, z.B. durch Beigeben von Zusätzen, z.B. von Oxiden anderer Metalle [1, 2006.01] |
| . | Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals [1, 2006.01] |
|
| C21B 5/04 | . | Gewinnung von Schlacke besonderer Zusammensetzung [1, 2006.01] |
| . | Making slag of special composition [1, 2006.01] |
|
| C21B 5/06 | . | Verwendung von Gichtgas im Hochofenverfahren [1, 2006.01] |
| . | using top gas in the blast furnace process [1, 2006.01] |
|
| C21B 7/00 | Hochöfen [1, 2006.01] | Blast furnaces [1, 2006.01] |
| C21B 7/02 | . | Innenprofile [1, 2006.01] |
| . | Internal forms [1, 2006.01] |
|
| C21B 7/04 | . | mit besonderen feuerfesten Stoffen [1, 2006.01] |
| . | with special refractories [1, 2006.01] |
|
| C21B 7/06 | . . | Auskleidungen für Öfen [1, 2006.01] |
| . . | Linings for furnaces [1, 2006.01] |
|
| C21B 7/08 | . | Schlagpanzer [1, 2006.01] |
| . | Top armourings [1, 2006.01] |
|
| C21B 7/10 | . | Kühlung; Vorrichtungen dazu [1, 2006.01] |
| . | Cooling; Devices therefor [1, 2006.01] |
|
| C21B 7/12 | . | Öffnen oder Schließen der Abstichöffnungen [1, 2006.01] |
| . | Opening or sealing the tap holes [1, 2006.01] |
|
| C21B 7/14 | . | Abstichvorrichtungen, z.B. für Schlacke [1, 2006.01] |
| . | Discharging devices, e.g. for slag [1, 2006.01] |
|
| C21B 7/16 | . | Windformen (Blasformen, Düsen) [1, 2006.01] |
| |
| C21B 7/18 | . | Gichtverschlüsse [1, 2006.01] |
| . | Bell-and-hopper arrangements [1, 2006.01] |
|
| C21B 7/20 | . . | mit Vorrichtungen zum Verteilen des Begichtungsgutes [1, 2006.01] |
| . . | with appliances for distributing the burden [1, 2006.01] |
|
| C21B 7/22 | . | Staubfänger [1, 2006.01] |
| . | Dust arresters [1, 2006.01] |
|
| C21B 7/24 | . | Sonden oder andere Prüfgeräte [1, 2006.01] |
| . | Test rods or other checking devices [1, 2006.01] |
|
| C21B 9/00 | Winderhitzer für Hochöfen [1, 2006.01] | Stoves for heating the blast in blast furnaces [1, 2006.01] |
| C21B 9/02 | . | Steinerne Winderhitzer [1, 2006.01] |
| . | Brick hot-blast stoves [1, 2006.01] |
|
| C21B 9/04 | . . | mit Brennschacht [1, 2006.01] |
| . . | with combustion shaft [1, 2006.01] |
|
| C21B 9/06 | . . | Auskleidungen [1, 2006.01] |
| |
| C21B 9/08 | . | Eiserne Winderhitzer [1, 2006.01] |
| . | Iron hot-blast stoves [1, 2006.01] |
|
| C21B 9/10 | . | Andere Einzelheiten, z.B. Windleitungen [1, 2006.01] |
| . | Other details, e.g. blast mains [1, 2006.01] |
|
| C21B 9/12 | . . | Heißwindventile oder Heißwindschieber für Hochöfen [1, 2006.01] |
| . . | Hot-blast valves or slides for blast furnaces [1, 2006.01] |
|
| C21B 9/14 | . | Vorwärmen der Verbrennungsluft [1, 2006.01] |
| . | Preheating the combustion air [1, 2006.01] |
|
| C21B 9/16 | . | Abkühlen oder Trocknen des Heißwindes [1, 2006.01] |
| . | Cooling or drying the hot-blast [1, 2006.01] |
|
| C21B 11/00 | Roheisengewinnung, außer in Hochöfen [1, 2006.01] | Making pig-iron other than in blast furnaces [1, 2006.01] |
| C21B 11/02 | . | in Niederschachtöfen [1, 2006.01] |
| . | in low shaft furnaces [1, 2006.01] |
|
| C21B 11/06 | . | in Drehöfen [1, 2006.01] |
| . | in rotary kilns [1, 2006.01] |
|
| C21B 11/08 | . | in Herdöfen [1, 2006.01] |
| . | in hearth-type furnaces [1, 2006.01] |
|
| C21B 11/10 | . | in Elektroöfen [1, 2006.01] |
| . | in electric furnaces [1, 2006.01] |
|
| C21B 13/00 | Gewinnung von Eisenschwamm oder flüssigem Stahl durch Direktverfahren [1, 2006.01] | Making spongy iron or liquid steel, by direct processes [1, 2006.01] |
| C21B 13/02 | . | in Schachtöfen [1, 2006.01] |
| . | in shaft furnaces [1, 2006.01] |
|
| C21B 13/04 | . | in Retortenöfen [1, 2006.01] |
| . | in retorts [1, 2006.01] |
|
| C21B 13/06 | . | in Etagenöfen [1, 2006.01] |
| . | in multi-storied furnaces [1, 2006.01] |
|
| C21B 13/08 | . | in Drehöfen [1, 2006.01] |
| . | in rotary furnaces [1, 2006.01] |
|
| C21B 13/10 | . | in Herdöfen [1, 2006.01] |
| . | in hearth-type furnaces [1, 2006.01] |
|
| C21B 13/12 | . | in Elektroöfen [1, 2006.01] |
| . | in electric furnaces [1, 2006.01] |
|
| C21B 13/14 | . | Mehrstufen-Verfahren [1, 2006.01] |
| . | Multi-stage processes [1, 2006.01] |
|
| C21B 15/00 | Andere Verfahren für die Gewinnung von Eisen aus Eisenverbindungen (durch Elektrolyse C25C 1/06) [1, 2006.01] | Other processes for the manufacture of iron from iron compounds (by electrolysis C25C 1/06) [1, 2006.01] |
| C21B 15/02 | . | Metallothermische Verfahren, z.B. Thermit- Reduktion [1, 2006.01] |
| . | Metallothermic processes, e.g. thermit reduction [1, 2006.01] |
|
| C21B 15/04 | . | aus Eisencarbonyl [1, 2006.01] |
| . | from iron carbonyl [1, 2006.01] |
|