Kotraba et al., 1992 - Google Patents
Direct Reduction Process and ApparatusKotraba et al., 1992
- Document ID
- 2490606122255364637
- Author
- Kotraba N
- Holley C
- Publication year
- Publication venue
- Patent NumberEP 0508166
External Links
- 238000011946 reduction process 0 title description 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting; Granulating
- C22B1/242—Binding; Briquetting; Granulating with binders
- C22B1/244—Binding; Briquetting; Granulating with binders organic
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
- C21B13/105—Rotary hearth-type furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONAGEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
- C10B49/04—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge while moving the solid material to be treated
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/04—Obtaining zinc by distilling
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONAGEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/08—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form in the form of briquettes, lumps and the like
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2061548A1 (en) | Direct reduction process in rotary hearth furnace | |
| CA2232275C (en) | Method and apparatus for rapid reduction of iron oxide in a rotary hearth furnace | |
| US5601631A (en) | Process for treating metal oxide fines | |
| US5885521A (en) | Apparatus for rapid reduction of iron oxide in a rotary hearth furnace | |
| EP0442040B1 (en) | Method and apparatus for direct reduction of metal oxides | |
| US3333951A (en) | Metallized pellets | |
| US3264091A (en) | Process for producing highly metallized pellets | |
| US5100314A (en) | Apparatus and process for direct reduction of materials in a kiln | |
| JP3304872B2 (en) | Method and apparatus for rapid reduction of iron oxide in rotary hearth heating furnace | |
| US6270551B1 (en) | Process for treating metal oxide fines | |
| US4238222A (en) | Waelz process of volatilizing zinc and lead from iron oxide-containing materials | |
| JPH07216464A (en) | Weltz reprocessing of material containing zinc, lead and iron oxide | |
| Kotraba et al. | Direct Reduction Process and Apparatus | |
| EP0408159A1 (en) | Apparatus and process for direct reduction of materials in a kiln | |
| US4369059A (en) | Process of directly reducing iron oxide containing materials in a rotary kiln | |
| KR910001010B1 (en) | Method for recovering zinc from substances containing a zinc conpound | |
| CA1113252A (en) | Direct reduction process in a rotary kiln | |
| KR810002043B1 (en) | Baltz method for volatilizing zinc and lead from iron oxide-containing materials | |
| AU726912B2 (en) | Method and apparatus for rapid reduction of iron oxide in a rotary hearth furnace | |
| SU1016387A1 (en) | Method for roasting pellets | |
| KR820000585B1 (en) | Waelz process of volatilizing zine and lead from iran oxidde-containing materials | |
| GB2154223A (en) | Method of hot briquetting fine-grained substances and of further treating the hot briquettes |