UA79476C2 - Method for direct reduction of ferric oxides with obtaining iron melt and unit for realizing the same - Google Patents
Method for direct reduction of ferric oxides with obtaining iron melt and unit for realizing the same Download PDFInfo
- Publication number
- UA79476C2 UA79476C2 UAA200500401A UAA200500401A UA79476C2 UA 79476 C2 UA79476 C2 UA 79476C2 UA A200500401 A UAA200500401 A UA A200500401A UA A200500401 A UAA200500401 A UA A200500401A UA 79476 C2 UA79476 C2 UA 79476C2
- Authority
- UA
- Ukraine
- Prior art keywords
- reactor
- reduction
- gas
- charge
- plasma
- Prior art date
Links
- 230000009467 reduction Effects 0.000 title claims abstract description 90
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 31
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 136
- 238000002844 melting Methods 0.000 claims abstract description 62
- 230000008018 melting Effects 0.000 claims abstract description 62
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000004157 plasmatron Methods 0.000 claims abstract description 33
- 239000000126 substance Substances 0.000 claims abstract description 30
- 239000003345 natural gas Substances 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 43
- 238000011084 recovery Methods 0.000 claims description 40
- 238000004519 manufacturing process Methods 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 238000011068 loading method Methods 0.000 claims description 17
- 239000002912 waste gas Substances 0.000 claims description 16
- 235000013980 iron oxide Nutrition 0.000 claims description 15
- 229910001868 water Inorganic materials 0.000 claims description 15
- 239000000155 melt Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 13
- 230000002829 reductive effect Effects 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 10
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 239000008239 natural water Substances 0.000 claims description 8
- 229910001339 C alloy Inorganic materials 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 4
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 238000005108 dry cleaning Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- 239000003517 fume Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 71
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000001465 metallisation Methods 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000003134 recirculating effect Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000012084 conversion product Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
- C21B13/143—Injection of partially reduced ore into a molten bath
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in 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
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
- C21B13/125—By using plasma
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- 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
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| UAA200500401A UA79476C2 (en) | 2005-01-17 | 2005-01-17 | Method for direct reduction of ferric oxides with obtaining iron melt and unit for realizing the same |
| RU2005116796/02A RU2304620C2 (ru) | 2005-01-17 | 2005-06-01 | Способ прямого восстановления оксидов железа и получения расплава железа и установка для его осуществления |
| PCT/UA2005/000031 WO2006075977A1 (fr) | 2005-01-17 | 2005-07-21 | Installation permettant la reduction directe d'oxydes de fer et la production de fonte de fer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| UAA200500401A UA79476C2 (en) | 2005-01-17 | 2005-01-17 | Method for direct reduction of ferric oxides with obtaining iron melt and unit for realizing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UA79476C2 true UA79476C2 (en) | 2007-06-25 |
Family
ID=36677935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| UAA200500401A UA79476C2 (en) | 2005-01-17 | 2005-01-17 | Method for direct reduction of ferric oxides with obtaining iron melt and unit for realizing the same |
Country Status (3)
| Country | Link |
|---|---|
| RU (1) | RU2304620C2 (fr) |
| UA (1) | UA79476C2 (fr) |
| WO (1) | WO2006075977A1 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8632622B2 (en) | 2008-06-06 | 2014-01-21 | Siemens Vai Metals Technologies Gmbh | Process and device for producing pig iron or liquid steel precursors |
| RU2518820C2 (ru) * | 2009-01-30 | 2014-06-10 | Сименс Фаи Металз Текнолоджиз Гмбх | Способ и устройство для получения чугуна или расплавленных стальных полуфабрикатов |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT507955B1 (de) | 2009-02-20 | 2011-02-15 | Siemens Vai Metals Tech Gmbh | Verfahren und anlage zum herstellen von substitutgas |
| AT509357B1 (de) * | 2010-01-15 | 2012-01-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur reduktion von eisenerzhältigen einsatzstoffen oder zur herstellung von roheisen oder flüssigen stahlvorprodukten |
| EP3269830A4 (fr) * | 2015-03-13 | 2018-08-08 | Tleugabulov, Suleiman | Procédé de fusion réductrice d'acier et dispositif pour sa mise en oeuvre |
| WO2021221529A1 (fr) * | 2020-04-29 | 2021-11-04 | Vigdorchikov Oleg Valentinovich | Procédé de réduction directe de concentré de minerai de fer et de production d'un bain de fusion de fer magnétique mou (armco), et installation pour sa mise en oeuvre |
| CN115216574B (zh) * | 2022-01-25 | 2023-10-03 | 中冶长天国际工程有限责任公司 | 一种含铁复合球团的直接还原工艺和直接还原装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE8004313L (sv) * | 1980-06-10 | 1981-12-11 | Skf Steel Eng Ab | Sett att ur stoftformiga metalloxidhaltiga material utvinna svarflyktiga metaller |
| SE446743B (sv) * | 1980-09-29 | 1986-10-06 | Skf Steel Eng Ab | Sett och anordning for framstellning av jernsvamp i schaktugn med hjelp av plasmagenerator |
| GB2092617B (en) * | 1981-02-11 | 1984-11-07 | Skf Steel Eng Ab | Manufacturing sponge iron |
| US5139568A (en) * | 1991-10-03 | 1992-08-18 | Cargill, Incorporated | Continuous production of iron-carbon alloy using iron carbide |
-
2005
- 2005-01-17 UA UAA200500401A patent/UA79476C2/uk unknown
- 2005-06-01 RU RU2005116796/02A patent/RU2304620C2/ru not_active IP Right Cessation
- 2005-07-21 WO PCT/UA2005/000031 patent/WO2006075977A1/fr active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8632622B2 (en) | 2008-06-06 | 2014-01-21 | Siemens Vai Metals Technologies Gmbh | Process and device for producing pig iron or liquid steel precursors |
| US9181594B2 (en) | 2008-06-06 | 2015-11-10 | Siemens Vai Metals Technologies Gmbh | Process and device for producing pig iron or liquid steel precursors |
| RU2518820C2 (ru) * | 2009-01-30 | 2014-06-10 | Сименс Фаи Металз Текнолоджиз Гмбх | Способ и устройство для получения чугуна или расплавленных стальных полуфабрикатов |
| US8968441B2 (en) | 2009-01-30 | 2015-03-03 | Siemens Vai Metals Technologies Gmbh | Method and system for producing pig iron or fluid steel pre-products |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2005116796A (ru) | 2006-12-10 |
| RU2304620C2 (ru) | 2007-08-20 |
| WO2006075977A1 (fr) | 2006-07-20 |
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