ATE311478T1 - Schachtofen in modulbauweise zum reduktionsschmelzen - Google Patents

Schachtofen in modulbauweise zum reduktionsschmelzen

Info

Publication number: ATE311478T1
Authority: AT; Austria
Prior art keywords: shaft furnace; modular design; reduction; reduction melting; melting
Prior art date: 2001-03-20

Application number

AT02725200T

Other languages

English (en)

Inventor

Marcos De Albuquerqu Contrucci

Pedro Henrique Carpinetti Costa

Edmar Saul Marcheze

Original Assignee

Startec Iron Llc

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.)

2001-03-20

Filing date

2002-03-19

Publication date

2005-12-15

2002-03-19 Application filed by Startec Iron Llc filed Critical Startec Iron Llc

2005-12-15 Application granted granted Critical

2005-12-15 Publication of ATE311478T1 publication Critical patent/ATE311478T1/de

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft 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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- 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
- 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
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Vertical, Hearth, Or Arc Furnaces (AREA)
Manufacture And Refinement Of Metals (AREA)
Furnace Details (AREA)
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Manufacture Of Iron (AREA)
Crystals, And After-Treatments Of Crystals (AREA)
Tunnel Furnaces (AREA)
Muffle Furnaces And Rotary Kilns (AREA)
Physical Or Chemical Processes And Apparatus (AREA)

AT02725200T 2001-03-20 2002-03-19 Schachtofen in modulbauweise zum reduktionsschmelzen ATE311478T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US09/811,427 US6692688B2 (en)	2001-03-20	2001-03-20	Modular furnace
PCT/US2002/008094 WO2002075000A2 (en)	2001-03-20	2002-03-19	Modular shaft for reduction smelting

Publications (1)

Publication Number	Publication Date
ATE311478T1 true ATE311478T1 (de)	2005-12-15

Family

ID=25206525

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT02725200T ATE311478T1 (de)	2001-03-20	2002-03-19	Schachtofen in modulbauweise zum reduktionsschmelzen

Country Status (16)

Country	Link
US (1)	US6692688B2 (de)
EP (1)	EP1373580B1 (de)
KR (1)	KR100866850B1 (de)
CN (1)	CN100529108C (de)
AT (1)	ATE311478T1 (de)
AU (1)	AU2002255780B2 (de)
BR (1)	BR0208170B1 (de)
CA (1)	CA2441521C (de)
DE (1)	DE60207694T2 (de)
DK (1)	DK1373580T3 (de)
ES (1)	ES2249573T3 (de)
MX (1)	MXPA03008526A (de)
RU (1)	RU2299244C2 (de)
UA (1)	UA78506C2 (de)
WO (1)	WO2002075000A2 (de)
ZA (1)	ZA200306847B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6786949B2 (en) *	2001-03-20	2004-09-07	Startec Iron, Llc	Method and apparatus for using a pre-jel for producing self-reducing agglomerates
US6800113B2 (en) *	2001-06-28	2004-10-05	Startec Iron Llc	Equipment for distribution and feeding of charge and fuel in shaft furnaces of rectangular cross section
CN102409126B (zh) *	2011-11-18	2013-06-05	临沂亿晨镍铬合金有限公司	一体式还原炼铁炉及一体式还原炼铁工艺
BR102013033702B1 (pt) *	2013-12-27	2019-06-25	Tecnored Desenvolvimento Tecnologico S.A.	Forno metalúrgico
BR102015005373A2 (pt) *	2014-12-16	2016-10-25	Tecnored Desenvolvimento Tecnologico S A	forno metalúrgico de obtenção de ligas metálicas
LU100535B1 (en) *	2017-12-07	2019-06-12	Wurth Paul Sa	Charging system, in particular for a shaft smelt reduction furnace

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2942866A (en) *	1957-06-03	1960-06-28	Hagan Chemicals & Controls Inc	Apparatus for distributing wind from a plurality of turbine driven blowers to the bustle pipes of a plurality of blast furnaces
DE2126803A1 (de) *	1971-05-29	1972-12-14	Fried. Krupp Gmbh, 4300 Essen	Verfahren zur Herstellung von Stahl
JPS5121638B2 (de) *	1973-04-21	1976-07-03
US3953196A (en) *	1974-04-05	1976-04-27	Obenchain Richard F	Process for the direct reduction of metal oxides
US4298190A (en) *	1974-10-18	1981-11-03	Fierro Esponja, S.A.	Apparatus for gaseous reduction of metal ores with cooling loop
US4306903A (en) *	1977-02-16	1981-12-22	Midrex Corporation	Method for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners
US4387562A (en) *	1980-08-08	1983-06-14	Nippon Steel Corporation	System for generating power with top pressure of blast furnaces
JPS57171031A (en) *	1981-04-15	1982-10-21	Kawasaki Heavy Ind Ltd	System for retrieving energy of blast furnace excess gas
BR8605001A (pt) *	1986-10-13	1988-05-31	Setepla Tecnometal Engenharia	Equipamento para producao de metais ferrosos ou nao a partir de minerios ou aglomerados auto-redutores e auto-fundentes ou nao
DK1038851T3 (da) *	1999-02-27	2001-08-27	Zeisel Peter Dipl Ing	Fremgangsmåde til brænding af stykkeformet brændingsråstof, navnlig af kalksten, dolomit og magnesit, og regenerativskaktovn til gennemførelse af fremgangsmåden

2001
- 2001-03-20 US US09/811,427 patent/US6692688B2/en not_active Expired - Lifetime
2002
- 2002-03-19 RU RU2003130755/02A patent/RU2299244C2/ru active
- 2002-03-19 WO PCT/US2002/008094 patent/WO2002075000A2/en not_active Application Discontinuation
- 2002-03-19 BR BRPI0208170-9A patent/BR0208170B1/pt not_active IP Right Cessation
- 2002-03-19 AT AT02725200T patent/ATE311478T1/de active
- 2002-03-19 ES ES02725200T patent/ES2249573T3/es not_active Expired - Lifetime
- 2002-03-19 EP EP02725200A patent/EP1373580B1/de not_active Expired - Lifetime
- 2002-03-19 DE DE60207694T patent/DE60207694T2/de not_active Expired - Lifetime
- 2002-03-19 UA UA2003109060A patent/UA78506C2/xx unknown
- 2002-03-19 KR KR1020037012284A patent/KR100866850B1/ko active IP Right Grant
- 2002-03-19 CN CNB028068408A patent/CN100529108C/zh not_active Expired - Lifetime
- 2002-03-19 MX MXPA03008526A patent/MXPA03008526A/es active IP Right Grant
- 2002-03-19 CA CA2441521A patent/CA2441521C/en not_active Expired - Lifetime
- 2002-03-19 DK DK02725200T patent/DK1373580T3/da active
- 2002-03-19 AU AU2002255780A patent/AU2002255780B2/en not_active Expired
2003
- 2003-09-02 ZA ZA200306847A patent/ZA200306847B/en unknown

Also Published As

Publication number	Publication date
DE60207694T2 (de)	2006-08-10
DE60207694D1 (de)	2006-01-05
KR20040005894A (ko)	2004-01-16
US6692688B2 (en)	2004-02-17
MXPA03008526A (es)	2005-03-07
CN1498278A (zh)	2004-05-19
CA2441521C (en)	2011-03-15
AU2002255780B2 (en)	2006-07-20
CA2441521A1 (en)	2002-09-26
WO2002075000A3 (en)	2003-03-27
BR0208170A (pt)	2004-03-02
KR100866850B1 (ko)	2008-11-04
UA78506C2 (en)	2007-04-10
EP1373580B1 (de)	2005-11-30
BR0208170B1 (pt)	2010-08-10
WO2002075000A2 (en)	2002-09-26
RU2003130755A (ru)	2005-04-10
ES2249573T3 (es)	2006-04-01
EP1373580A2 (de)	2004-01-02
US20020135109A1 (en)	2002-09-26
CN100529108C (zh)	2009-08-19
ZA200306847B (en)	2004-09-02
RU2299244C2 (ru)	2007-05-20
DK1373580T3 (da)	2006-03-27

Legal Events

Date

Code

Title

Description

2006-09-15

UEP

Publication of translation of european patent specification

Ref document number: 1373580

Country of ref document: EP

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