UA81139C2 - Process for iron producing - Google Patents

Process for iron producing Download PDF

Info

Publication number: UA81139C2
Authority: UA; Ukraine
Prior art keywords: fuel; reductant; oxygen; iron; bath
Prior art date: 2003-01-24

Application number

UAA200507489A

Other languages

English (en)

Ukrainian (uk)

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.)

2003-01-24

Filing date

2004-01-20

Publication date

2007-12-10

2004-01-20 Application filed filed Critical

2007-12-10 Publication of UA81139C2 publication Critical patent/UA81139C2/uk

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 109
229910052742 iron Inorganic materials 0.000 title claims abstract description 54
238000000034 method Methods 0.000 title claims abstract description 49
230000008569 process Effects 0.000 title abstract description 6
239000003638 chemical reducing agent Substances 0.000 claims abstract description 94
239000000446 fuel Substances 0.000 claims abstract description 93
239000002893 slag Substances 0.000 claims abstract description 63
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 59
239000001301 oxygen Substances 0.000 claims abstract description 59
229910052760 oxygen Inorganic materials 0.000 claims abstract description 59
239000007789 gas Substances 0.000 claims abstract description 49
238000002485 combustion reaction Methods 0.000 claims abstract description 48
239000000463 material Substances 0.000 claims abstract description 37
230000009467 reduction Effects 0.000 claims abstract description 16
230000004907 flux Effects 0.000 claims abstract description 15
229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 10
238000010438 heat treatment Methods 0.000 claims abstract description 5
238000002347 injection Methods 0.000 claims abstract description 5
239000007924 injection Substances 0.000 claims abstract description 5
238000002844 melting Methods 0.000 claims description 26
230000008018 melting Effects 0.000 claims description 26
238000007664 blowing Methods 0.000 claims description 23
239000003245 coal Substances 0.000 claims description 18
238000011084 recovery Methods 0.000 claims description 18
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
229910052799 carbon Inorganic materials 0.000 claims description 17
239000000428 dust Substances 0.000 claims description 11
239000003570 air Substances 0.000 claims description 10
229910052739 hydrogen Inorganic materials 0.000 claims description 8
230000001105 regulatory effect Effects 0.000 claims description 8
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
230000015572 biosynthetic process Effects 0.000 claims description 5
239000012159 carrier gas Substances 0.000 claims description 5
235000019738 Limestone Nutrition 0.000 claims description 4
239000010459 dolomite Substances 0.000 claims description 4
229910000514 dolomite Inorganic materials 0.000 claims description 4
239000006028 limestone Substances 0.000 claims description 4
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
229910052757 nitrogen Inorganic materials 0.000 claims description 3
239000003915 liquefied petroleum gas Substances 0.000 claims description 2
239000003345 natural gas Substances 0.000 claims description 2
239000003208 petroleum Substances 0.000 claims description 2
239000004576 sand Substances 0.000 claims description 2
235000012239 silicon dioxide Nutrition 0.000 claims description 2
239000000377 silicon dioxide Substances 0.000 claims description 2
239000007858 starting material Substances 0.000 claims description 2
239000002699 waste material Substances 0.000 claims description 2
239000008188 pellet Substances 0.000 claims 1
238000003723 Smelting Methods 0.000 abstract description 8
239000000567 combustion gas Substances 0.000 abstract 2
238000006722 reduction reaction Methods 0.000 description 16
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 12
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
238000004519 manufacturing process Methods 0.000 description 8
239000012535 impurity Substances 0.000 description 7
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
239000001257 hydrogen Substances 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
229910002092 carbon dioxide Inorganic materials 0.000 description 5
239000001569 carbon dioxide Substances 0.000 description 5
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
238000006243 chemical reaction Methods 0.000 description 4
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
238000011068 loading method Methods 0.000 description 4
239000011248 coating agent Substances 0.000 description 3
238000000576 coating method Methods 0.000 description 3
238000005265 energy consumption Methods 0.000 description 3
239000011261 inert gas Substances 0.000 description 3
235000013980 iron oxide Nutrition 0.000 description 3
239000007788 liquid Substances 0.000 description 3
229910000831 Steel Inorganic materials 0.000 description 2
239000003575 carbonaceous material Substances 0.000 description 2
230000004927 fusion Effects 0.000 description 2
150000002431 hydrogen Chemical class 0.000 description 2
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
239000000203 mixture Substances 0.000 description 2
239000007800 oxidant agent Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
230000008929 regeneration Effects 0.000 description 2
238000011069 regeneration method Methods 0.000 description 2
239000010959 steel Substances 0.000 description 2
239000002912 waste gas Substances 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
230000003466 anti-cipated effect Effects 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
239000002826 coolant Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
239000010949 copper Substances 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000002401 inhibitory effect Effects 0.000 description 1
239000000155 melt Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000002245 particle Substances 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
230000005855 radiation Effects 0.000 description 1
230000001172 regenerating effect Effects 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
230000009466 transformation Effects 0.000 description 1

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
- 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
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/08—Making pig-iron other than in blast furnaces in 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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- 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
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/56—Manufacture of steel by other methods
- C21C5/562—Manufacture of steel by other methods starting from scrap
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Mechanical Engineering (AREA)
Manufacture Of Iron (AREA)
Furnace Charging Or Discharging (AREA)
Manufacture And Refinement Of Metals (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Saccharide Compounds (AREA)

UAA200507489A 2003-01-24 2004-01-20 Process for iron producing UA81139C2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AU2003900357A AU2003900357A0 (en)	2003-01-24	2003-01-24	An improved smelting process for the production of iron
PCT/AU2004/000068 WO2004065641A1 (en)	2003-01-24	2004-01-20	An improved smelting process for the production of iron

Publications (1)

Publication Number	Publication Date
UA81139C2 true UA81139C2 (en)	2007-12-10

Family

ID=30005059

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
UAA200507489A UA81139C2 (en)	2003-01-24	2004-01-20	Process for iron producing

Country Status (18)

Country	Link
US (1)	US7727304B2 (de)
EP (1)	EP1587962B8 (de)
JP (1)	JP2006516676A (de)
KR (1)	KR20050111736A (de)
CN (1)	CN1742102B (de)
AT (1)	ATE475723T1 (de)
AU (2)	AU2003900357A0 (de)
BR (1)	BRPI0406863B1 (de)
CA (1)	CA2513814C (de)
DE (1)	DE602004028339D1 (de)
ES (1)	ES2350042T3 (de)
MX (1)	MXPA05007842A (de)
NZ (1)	NZ541344A (de)
PL (1)	PL205240B1 (de)
RU (1)	RU2346057C2 (de)
UA (1)	UA81139C2 (de)
WO (1)	WO2004065641A1 (de)
ZA (1)	ZA200506454B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108676942A (zh) *	2018-05-18	2018-10-19	廖辉明	一种含铁和或锌铅铜锡等物料与熔融钢渣协同处理回收方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10352880A1 (de)	2003-11-10	2005-06-09	Behr Gmbh & Co. Kg	Wärmeübertrager, insbesondere Ladeluft-/Kühlmittel-Kühler
DE10352881A1 (de)	2003-11-10	2005-06-09	Behr Gmbh & Co. Kg	Wärmeübertrager, insbesondere Ladeluft-/Kühlmittel-Kühler
US20060228294A1 (en) *	2005-04-12	2006-10-12	Davis William H	Process and apparatus using a molten metal bath
JP5055285B2 (ja)	2005-09-30	2012-10-24	タータスチールリミテッド	鋼プラント廃棄物及び廃熱から水素及び（又は）他の気体を製造する方法
RU2010114611A (ru)	2007-09-14	2011-10-20	Баррик Гольд Корпорейшн (CA)	Способ восстановления металлов платиновой группы с использованием восстановителей
ES2847865T3 (es) *	2010-05-18	2021-08-04	Tata Steel Ltd	Proceso de fundición directa
CN103108967B (zh) *	2010-09-15	2015-06-17	技术资源有限公司	直接熔炼方法
BR112015000912B1 (pt) *	2012-07-25	2019-10-29	Tata Steel Limited	método para iniciar um processo de fundição à base de banho em fusão para um material metalífero em um recipiente de fundição que define uma câmara de fundição e de produção de um metal de fusão
RU2644866C2 (ru) *	2016-01-27	2018-02-14	Игорь Михайлович Шатохин	Способ получения чугуна
DE102021114676A1 (de) *	2021-06-08	2022-12-08	Karlsruher Institut für Technologie	Verfahren zur Verwertung von Carbonfasern (CK) oder Carbonfaserverstärkten Kunststoffen (CFK)
CN115751956A (zh) *	2022-10-14	2023-03-07	嘉兴中科海石合金技术有限公司	熔铁浴气化炉原位熔铁液熔化方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH06102808B2 (ja)	1986-02-14	1994-12-14	日本鋼管株式会社	溶融還元法
JPS6338506A (ja)	1986-07-31	1988-02-19	Nippon Steel Corp	溶融還元炉への粉状炭材添加方法
US4968661A (en) *	1988-01-15	1990-11-06	The Standard Oil Company	Oxidation catalyst amended by examiner
JPH01195211A (ja)	1988-01-29	1989-08-07	Nippon Steel Corp	酸化鉄の溶融還元方法
JP2668912B2 (ja)	1988-02-09	1997-10-27	日本鋼管株式会社	溶融還元法
EP0493476B1 (de)	1989-09-29	1998-12-02	Ausmelt Limited	Einblaslanze mit Hüllrohr
AU656228B2 (en)	1991-09-20	1995-01-27	Ausmelt Limited	Process for production of iron
RU2106413C1 (ru)	1991-09-20	1998-03-10	Аусмелт Лимитед	Способ производства чугуна
AU647669B2 (en)	1991-09-20	1994-03-24	Ausmelt Pty Ltd	Top submergable lance
AUPQ152299A0 (en) *	1999-07-09	1999-08-05	Technological Resources Pty Limited	Start-up procedure for direct smelting process
AUPQ599400A0 (en) *	2000-03-03	2000-03-23	Technological Resources Pty Limited	Direct smelting process and apparatus
AUPR023100A0 (en)	2000-09-19	2000-10-12	Technological Resources Pty Limited	A direct smelting process and apparatus

2003
- 2003-01-24 AU AU2003900357A patent/AU2003900357A0/en not_active Abandoned
2004
- 2004-01-20 NZ NZ541344A patent/NZ541344A/en not_active IP Right Cessation
- 2004-01-20 RU RU2005126707A patent/RU2346057C2/ru active
- 2004-01-20 UA UAA200507489A patent/UA81139C2/uk unknown
- 2004-01-20 ES ES04703318T patent/ES2350042T3/es not_active Expired - Lifetime
- 2004-01-20 AU AU2004206035A patent/AU2004206035B2/en not_active Expired
- 2004-01-20 DE DE200460028339 patent/DE602004028339D1/de not_active Expired - Lifetime
- 2004-01-20 AT AT04703318T patent/ATE475723T1/de active
- 2004-01-20 WO PCT/AU2004/000068 patent/WO2004065641A1/en not_active Ceased
- 2004-01-20 CA CA 2513814 patent/CA2513814C/en not_active Expired - Lifetime
- 2004-01-20 BR BRPI0406863-7A patent/BRPI0406863B1/pt not_active IP Right Cessation
- 2004-01-20 JP JP2006500412A patent/JP2006516676A/ja active Pending
- 2004-01-20 KR KR1020057013467A patent/KR20050111736A/ko not_active Ceased
- 2004-01-20 EP EP04703318A patent/EP1587962B8/de not_active Expired - Lifetime
- 2004-01-20 PL PL378666A patent/PL205240B1/pl unknown
- 2004-01-20 MX MXPA05007842A patent/MXPA05007842A/es active IP Right Grant
- 2004-01-20 CN CN2004800028247A patent/CN1742102B/zh not_active Expired - Lifetime
- 2004-01-20 US US10/542,721 patent/US7727304B2/en not_active Expired - Lifetime
2005
- 2005-08-12 ZA ZA200506454A patent/ZA200506454B/en unknown

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108676942A (zh) *	2018-05-18	2018-10-19	廖辉明	一种含铁和或锌铅铜锡等物料与熔融钢渣协同处理回收方法

Also Published As

Publication number	Publication date
WO2004065641A1 (en)	2004-08-05
KR20050111736A (ko)	2005-11-28
RU2346057C2 (ru)	2009-02-10
AU2003900357A0 (en)	2003-02-13
EP1587962A1 (de)	2005-10-26
CN1742102B (zh)	2013-01-23
EP1587962B8 (de)	2010-12-22
ATE475723T1 (de)	2010-08-15
JP2006516676A (ja)	2006-07-06
US20060037436A1 (en)	2006-02-23
NZ541344A (en)	2007-08-31
AU2004206035A1 (en)	2004-08-05
CA2513814A1 (en)	2004-08-05
PL378666A1 (pl)	2006-05-15
ZA200506454B (en)	2006-05-31
BRPI0406863B1 (pt)	2015-04-22
PL205240B1 (pl)	2010-03-31
CN1742102A (zh)	2006-03-01
AU2004206035B2 (en)	2009-07-30
EP1587962B1 (de)	2010-07-28
MXPA05007842A (es)	2005-10-18
EP1587962A4 (de)	2008-08-20
BRPI0406863A (pt)	2006-01-03
ES2350042T3 (es)	2011-01-17
DE602004028339D1 (de)	2010-09-09
CA2513814C (en)	2011-11-01
US7727304B2 (en)	2010-06-01
RU2005126707A (ru)	2006-02-10

Publication	Publication Date	Title
RU2199591C2 (ru)	2003-02-27	Способ прямого плавления для получения металла из оксидов металлов
RU2260059C2 (ru)	2005-09-10	Способ прямой плавки
EP1137815B1 (de)	2005-04-27	Verfahren und vorrichtung zur herstelung von metallen und metall-legierungen
RU2105069C1 (ru)	1998-02-20	Способ восстановительной плавки металлургического сырья
RU2221052C2 (ru)	2004-01-10	Способ прямого плавления
JPH0219166B2 (de)	1990-04-27
JPS6199637A (ja)	1986-05-17	金属製造および／またはスラグ生成方法
JP2001158906A (ja)	2001-06-12	直接製錬法
UA81139C2 (en)	2007-12-10	Process for iron producing
AU2002250975B2 (en)	2006-11-23	Method for producing a melt iron in an electric furnace
JP4342104B2 (ja)	2009-10-14	直接製錬法
US5885325A (en)	1999-03-23	Process and apparatus for the manufacture of steel
US5733358A (en)	1998-03-31	Process and apparatus for the manufacture of steel from iron carbide
EP1099746B1 (de)	2006-03-22	Kontinuierliches Verfahren zur Transformierung von Materialien und Vorrichting dafür
AU742806B2 (en)	2002-01-10	Direct smelting process for producing metals from metal oxides
JPH0524961B2 (de)	1993-04-09
RU1822417C (ru)	1993-06-15	Печь дл плавки железорудных материалов в жидкой ванне
KR19980702005A (ko)	1998-07-15	탄화철로 강철을 제조하는 방법 및 장치
MXPA00002928A (en)	2001-06-26	Direct smelting process for producing metals from metal oxides
AU1138100A (en)	2000-05-01	A process and an apparatus for producing metals and metal alloys
MXPA00009410A (en)	2002-07-25	A direct smelting process

UA81139C2 - Process for iron producing - Google Patents

Info

Links

Classifications

Landscapes

Applications Claiming Priority (2)

Publications (1)

Family

ID=30005059

Family Applications (1)

Country Status (18)

Cited By (1)

Families Citing this family (11)

Family Cites Families (12)

Cited By (1)

Also Published As

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