BR8200310A - Processo para o aproveitamento de concentrados ou minerios complexos oxidados que contem ferro de baixo teor - Google Patents
Processo para o aproveitamento de concentrados ou minerios complexos oxidados que contem ferro de baixo teorInfo
- Publication number
- BR8200310A BR8200310A BR8200310A BR8200310A BR8200310A BR 8200310 A BR8200310 A BR 8200310A BR 8200310 A BR8200310 A BR 8200310A BR 8200310 A BR8200310 A BR 8200310A BR 8200310 A BR8200310 A BR 8200310A
- Authority
- BR
- Brazil
- Prior art keywords
- iron
- oxided
- concentrates
- compound
- containing low
- Prior art date
Links
Classifications
-
- 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
- C22B21/00—Obtaining aluminium
- C22B21/02—Obtaining aluminium with reducing
-
- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/02—Obtaining nickel or cobalt by dry processes
- C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1263—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction
- C22B34/1281—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining metallic titanium from titanium compounds, e.g. by reduction using carbon containing agents, e.g. C, CO, carbides
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- 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
- C22B47/00—Obtaining manganese
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI810185A FI64648C (fi) | 1981-01-23 | 1981-01-23 | Foerfarande foer utnyttjande av fattiga oxidiska och jaernhaltiga komplexmalmer eller -koncentrat |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8200310A true BR8200310A (pt) | 1982-11-23 |
Family
ID=8514066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8200310A BR8200310A (pt) | 1981-01-23 | 1982-01-21 | Processo para o aproveitamento de concentrados ou minerios complexos oxidados que contem ferro de baixo teor |
Country Status (8)
Country | Link |
---|---|
US (1) | US4740239A (pt) |
AU (1) | AU536996B2 (pt) |
BR (1) | BR8200310A (pt) |
CA (1) | CA1180904A (pt) |
FI (1) | FI64648C (pt) |
NO (1) | NO157664C (pt) |
PH (1) | PH20690A (pt) |
ZA (1) | ZA82116B (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0786016A1 (en) * | 1993-09-22 | 1997-07-30 | Rgc Mineral Sands Limited | Roasting of titaniferous materials |
WO2008095329A1 (fr) * | 2007-01-31 | 2008-08-14 | Institute Of Process Engineering, Chinese Academy Of Sciences | Revêtement anti-oxydation pour l'acier et méthode de protection de l'acier |
US7478727B2 (en) * | 2007-05-18 | 2009-01-20 | Outotec Oyj | Hot magnetic separator process and apparatus |
US20110018179A1 (en) | 2009-06-29 | 2011-01-27 | Bairong Li | Metal reduction processes, metallurgical processes and products and apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2026683A (en) * | 1934-05-22 | 1936-01-07 | Krupp Ag Grusonwerk | Treating ferriferous ores |
US2805930A (en) * | 1953-03-10 | 1957-09-10 | Strategic Udy Metallurg & Chem | Process of producing iron from iron-oxide material |
US2986459A (en) * | 1959-12-04 | 1961-05-30 | Strategic Udy Metallurgical & Chemical Processes Ltd | Metallurgical process |
-
1981
- 1981-01-23 FI FI810185A patent/FI64648C/fi not_active IP Right Cessation
-
1982
- 1982-01-08 AU AU79295/82A patent/AU536996B2/en not_active Ceased
- 1982-01-08 ZA ZA82116A patent/ZA82116B/xx unknown
- 1982-01-18 PH PH26749A patent/PH20690A/en unknown
- 1982-01-21 NO NO820177A patent/NO157664C/no unknown
- 1982-01-21 BR BR8200310A patent/BR8200310A/pt unknown
- 1982-01-22 CA CA000394738A patent/CA1180904A/en not_active Expired
-
1986
- 1986-05-27 US US06/843,069 patent/US4740239A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ZA82116B (en) | 1982-12-29 |
CA1180904A (en) | 1985-01-15 |
FI64648B (fi) | 1983-08-31 |
NO157664C (no) | 1988-04-27 |
NO157664B (no) | 1988-01-18 |
AU7929582A (en) | 1982-09-02 |
US4740239A (en) | 1988-04-26 |
PH20690A (en) | 1987-03-24 |
FI64648C (fi) | 1983-12-12 |
FI810185L (fi) | 1982-07-24 |
AU536996B2 (en) | 1984-05-31 |
NO820177L (no) | 1982-07-26 |
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