ZA200702572B - Method using single furnace carbothermic reduction with temperature control with the furnace - Google Patents

Method using single furnace carbothermic reduction with temperature control with the furnace

Info

Publication number: ZA200702572B
Authority: ZA; South Africa
Prior art keywords: furnace; temperature control; carbothermic reduction; single furnace; reduction
Prior art date: 2004-09-01

Application number

ZA200702572A

Other languages

English (en)

Inventor

Richard J Fruehan

Original Assignee

Alcoa Inc

Elkem As

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2004-09-01

Filing date

2007-03-28

Publication date

2008-09-25

2007-03-28 Application filed by Alcoa Inc, Elkem As filed Critical Alcoa Inc

2008-09-25 Publication of ZA200702572B publication Critical patent/ZA200702572B/xx

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
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/02—Light metals
- 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
- 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

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Metallurgy (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Manufacturing & Machinery (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
General Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
Manufacture And Refinement Of Metals (AREA)
Furnace Details (AREA)
Electrolytic Production Of Metals (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Glass Melting And Manufacturing (AREA)

ZA200702572A 2004-09-01 2007-03-28 Method using single furnace carbothermic reduction with temperature control with the furnace ZA200702572B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US10/932,846 US20060042413A1 (en)	2004-09-01	2004-09-01	Method using single furnace carbothermic reduction with temperature control within the furnace

Publications (1)

Publication Number	Publication Date
ZA200702572B true ZA200702572B (en)	2008-09-25

Family

ID=35941150

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200702572A ZA200702572B (en)	2004-09-01	2007-03-28	Method using single furnace carbothermic reduction with temperature control with the furnace

Country Status (11)

Country	Link
US (1)	US20060042413A1 (xx)
EP (1)	EP1794333A2 (xx)
JP (1)	JP2008511760A (xx)
CN (1)	CN101023190A (xx)
AU (1)	AU2005279732A1 (xx)
BR (1)	BRPI0514819A (xx)
CA (1)	CA2577565A1 (xx)
NO (1)	NO20070674L (xx)
RU (1)	RU2007111945A (xx)
WO (1)	WO2006026771A2 (xx)
ZA (1)	ZA200702572B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2007012123A1 (en)	2005-07-27	2007-02-01	Yaghoub Sayad-Yaghoubi	Carbothermic processes
US20080016984A1 (en) *	2006-07-20	2008-01-24	Alcoa Inc.	Systems and methods for carbothermically producing aluminum
US7556667B2 (en)	2007-02-16	2009-07-07	Alcoa Inc.	Low carbon aluminum production method using single furnace carbothermic reduction operated in batch mode
US7753988B2 (en) *	2007-07-09	2010-07-13	Alcoa Inc.	Use of alumina-carbon agglomerates in the carbothermic production of aluminum
US7704443B2 (en) *	2007-12-04	2010-04-27	Alcoa, Inc.	Carbothermic aluminum production apparatus, systems and methods
AU2009243932B2 (en) *	2008-05-09	2014-02-20	Thermical Ip Pty Ltd	Carbothermic processes
US9068246B2 (en) *	2008-12-15	2015-06-30	Alcon Inc.	Decarbonization process for carbothermically produced aluminum
KR101105437B1 (ko) *	2010-05-11	2012-01-17	(주)포스코켐텍	폐 마그카본 내화물의 재생방법
NO337267B1 (no) *	2014-02-10	2016-02-29	Elkem As	Fremgangsmåte for fremstilling av aluminiumoksidpartikler

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2974032A (en) *	1960-02-24	1961-03-07	Pechiney	Reduction of alumina
US4033757A (en) *	1975-09-05	1977-07-05	Reynolds Metals Company	Carbothermic reduction process
GB1590431A (en) *	1976-05-28	1981-06-03	Alcan Res & Dev	Process for the production of aluminium
GB1565065A (en) *	1976-08-23	1980-04-16	Tetronics Res & Dev Co Ltd	Carbothermal production of aluminium
US4388107A (en) *	1979-01-31	1983-06-14	Reynolds Metals Company	Minimum-energy process for carbothermic reduction of alumina
US4334917A (en) *	1980-04-16	1982-06-15	Reynolds Metals Company	Carbothermic reduction furnace
US4216010A (en) *	1979-01-31	1980-08-05	Reynolds Metals Company	Aluminum purification system
DE2948640C2 (de) *	1979-12-04	1984-12-20	Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn	Verfahren und Vorrichtung zur thermischen Gewinnung von Aluminium
US4409021A (en) *	1982-05-06	1983-10-11	Reynolds Metals Company	Slag decarbonization with a phase inversion
US4533386A (en) *	1984-03-27	1985-08-06	Process Development Associates, Inc.	Process for producing aluminum
PT1147236E (pt) *	1999-01-08	2004-10-29	Alcoa Inc	Producao de aluminio carbotermico usando refugo de aluminio como refrigerante
US6440193B1 (en) *	2001-05-21	2002-08-27	Alcoa Inc.	Method and reactor for production of aluminum by carbothermic reduction of alumina
US6530970B2 (en) *	2001-05-21	2003-03-11	Alcoa Inc.	Method for recovering aluminum vapor and aluminum suboxide from off-gases during production of aluminum by carbothermic reduction of alumina
US6805723B2 (en) *	2003-03-06	2004-10-19	Alcoa Inc.	Method and reactor for production of aluminum by carbothermic reduction of alumina

2004
- 2004-09-01 US US10/932,846 patent/US20060042413A1/en not_active Abandoned
2005
- 2005-09-01 AU AU2005279732A patent/AU2005279732A1/en not_active Abandoned
- 2005-09-01 BR BRPI0514819-7A patent/BRPI0514819A/pt not_active IP Right Cessation
- 2005-09-01 CA CA002577565A patent/CA2577565A1/en not_active Abandoned
- 2005-09-01 RU RU2007111945/02A patent/RU2007111945A/ru not_active Application Discontinuation
- 2005-09-01 WO PCT/US2005/031521 patent/WO2006026771A2/en not_active Ceased
- 2005-09-01 CN CNA2005800314525A patent/CN101023190A/zh active Pending
- 2005-09-01 EP EP05794450A patent/EP1794333A2/en not_active Withdrawn
- 2005-09-01 JP JP2007530444A patent/JP2008511760A/ja active Pending
2007
- 2007-02-06 NO NO20070674A patent/NO20070674L/no not_active Application Discontinuation
- 2007-03-28 ZA ZA200702572A patent/ZA200702572B/xx unknown

Also Published As

Publication number	Publication date
RU2007111945A (ru)	2008-10-10
US20060042413A1 (en)	2006-03-02
CN101023190A (zh)	2007-08-22
NO20070674L (no)	2007-02-06
BRPI0514819A (pt)	2008-06-24
JP2008511760A (ja)	2008-04-17
AU2005279732A1 (en)	2006-03-09
WO2006026771A3 (en)	2006-12-14
CA2577565A1 (en)	2006-03-09
EP1794333A2 (en)	2007-06-13
WO2006026771A2 (en)	2006-03-09

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IL183861A0 (en)	2007-10-31	Temperature compensanon
ZA200702572B (en)	2008-09-25	Method using single furnace carbothermic reduction with temperature control with the furnace
EP1838633A4 (en)	2013-11-06	FIREPROOF MATERIALS
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EP1774934A4 (en)	2007-12-19	HEATING ELEMENT
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ZA200702959B (en)	2008-08-27	Metallurgical furnace
GB2414559B (en)	2007-08-08	Temperature sensor assembly
SI1619443T1 (sl)	2015-08-31	Kuhalna naprava z odzračevanjem, ki ga je moč krmiliti
EP1716376A4 (en)	2008-02-27	COLD CREUSET INDUCTION FURNACE
EP1954638A4 (en)	2012-09-12	TUNNEL OVEN
SI1533568T1 (sl)	2007-06-30	Visokotemperaturna peč
PL1754010T3 (pl)	2008-02-29	Piec piętrowy
SI1954998T1 (sl)	2015-12-31	Indukcijska peč
AU2003275530A1 (en)	2004-05-25	Heating furnace
ZA200702958B (en)	2008-08-27	Metallurgical furnace
GB0419989D0 (en)	2004-10-13	Furnace
GB0428358D0 (en)	2005-02-02	Solar furnace
HU2905U (en)	2005-04-28	Continous heating burner with pellet
PL363127A1 (en)	2005-05-02	Central heating furnace