CZ301945B6 - Zpusob prímého tavení - Google Patents
Zpusob prímého tavení Download PDFInfo
- Publication number
- CZ301945B6 CZ301945B6 CZ20004920A CZ20004920A CZ301945B6 CZ 301945 B6 CZ301945 B6 CZ 301945B6 CZ 20004920 A CZ20004920 A CZ 20004920A CZ 20004920 A CZ20004920 A CZ 20004920A CZ 301945 B6 CZ301945 B6 CZ 301945B6
- Authority
- CZ
- Czechia
- Prior art keywords
- slag
- metal
- molten
- lances
- layer
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 89
- 230000008569 process Effects 0.000 title claims abstract description 49
- 238000003723 Smelting Methods 0.000 title claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 165
- 239000002184 metal Substances 0.000 claims abstract description 165
- 239000002893 slag Substances 0.000 claims abstract description 128
- 239000007789 gas Substances 0.000 claims abstract description 73
- 230000007704 transition Effects 0.000 claims abstract description 64
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000001301 oxygen Substances 0.000 claims abstract description 40
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 34
- 239000012768 molten material Substances 0.000 claims abstract description 27
- 239000007787 solid Substances 0.000 claims abstract description 23
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 150000002739 metals Chemical class 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims description 23
- 230000008018 melting Effects 0.000 claims description 23
- 239000012159 carrier gas Substances 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims description 2
- 230000001174 ascending effect Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 52
- 229910052742 iron Inorganic materials 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 230000001276 controlling effect Effects 0.000 description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 17
- 229910052799 carbon Inorganic materials 0.000 description 17
- 229910002091 carbon monoxide Inorganic materials 0.000 description 17
- 239000003245 coal Substances 0.000 description 17
- 238000002485 combustion reaction Methods 0.000 description 17
- 238000010309 melting process Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 10
- 230000004907 flux Effects 0.000 description 10
- 239000011343 solid material Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 238000007664 blowing Methods 0.000 description 8
- 239000000654 additive Substances 0.000 description 7
- 239000000395 magnesium oxide Substances 0.000 description 7
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 7
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 238000011946 reduction process Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000012429 reaction media Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 208000035699 Distal ileal obstruction syndrome Diseases 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003635 deoxygenating effect Effects 0.000 description 1
- 239000002529 flux (metallurgy) Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Saccharide Compounds (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPP4426A AUPP442698A0 (en) | 1998-07-01 | 1998-07-01 | A direct smelting process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CZ20004920A3 CZ20004920A3 (cs) | 2001-10-17 |
| CZ301945B6 true CZ301945B6 (cs) | 2010-08-11 |
Family
ID=3808668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CZ20004920A CZ301945B6 (cs) | 1998-07-01 | 1999-07-01 | Zpusob prímého tavení |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP1098997B1 (https=) |
| JP (1) | JP4342104B2 (https=) |
| KR (1) | KR100707916B1 (https=) |
| CN (1) | CN1208475C (https=) |
| AT (1) | ATE304612T1 (https=) |
| AU (1) | AUPP442698A0 (https=) |
| BR (1) | BR9911633A (https=) |
| CA (1) | CA2335753C (https=) |
| CZ (1) | CZ301945B6 (https=) |
| DE (1) | DE69927273T2 (https=) |
| ES (1) | ES2249014T3 (https=) |
| MY (1) | MY125804A (https=) |
| RU (1) | RU2226219C2 (https=) |
| TW (1) | TW477816B (https=) |
| WO (1) | WO2000001855A1 (https=) |
| ZA (1) | ZA200006972B (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPQ308799A0 (en) * | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
| AUPQ599400A0 (en) * | 2000-03-03 | 2000-03-23 | Technological Resources Pty Limited | Direct smelting process and apparatus |
| AUPQ695000A0 (en) * | 2000-04-17 | 2000-05-11 | Technological Resources Pty Limited | A direct smelting process and apparatus |
| AUPQ890700A0 (en) | 2000-07-20 | 2000-08-10 | Technological Resources Pty Limited | A direct smelting process and apparatus |
| AUPR023100A0 (en) | 2000-09-19 | 2000-10-12 | Technological Resources Pty Limited | A direct smelting process and apparatus |
| MY133537A (en) * | 2002-01-24 | 2007-11-30 | Kobe Steel Ltd | Method for making molten iron |
| JP4153281B2 (ja) | 2002-10-08 | 2008-09-24 | 株式会社神戸製鋼所 | 酸化チタン含有スラグの製造方法 |
| DK176418B1 (da) | 2004-12-22 | 2008-01-21 | Lm Glasfiber As | Fremgangsmåde til fremstilling af en fiberforstærket del til et vindenergianlæg |
| UA81890C2 (uk) * | 2007-06-11 | 2008-02-11 | Анатолий Тимофеевич Неклеса | Спосіб прямого одержання залізовуглецевих сплавів і пристрій для його здійснення |
| RU2010114611A (ru) | 2007-09-14 | 2011-10-20 | Баррик Гольд Корпорейшн (CA) | Способ восстановления металлов платиновой группы с использованием восстановителей |
| US9216905B2 (en) * | 2011-06-03 | 2015-12-22 | Ronald G. Presswood, Jr. | Gasification or liquefaction of coal using a metal reactant alloy composition |
| RU2484157C2 (ru) * | 2011-07-28 | 2013-06-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный университет" | Способ управления плавкой медно-никелевого сульфидного сырья в печи ванюкова при дискретном запаздывающем контроле качества продуктов плавки |
| PL3084012T3 (pl) * | 2013-12-20 | 2019-06-28 | Tata Steel Limited | Sposób wytapiania i urządzenie |
| IT201900020470A1 (it) | 2019-11-06 | 2021-05-06 | Danieli Off Mecc | Procedimento per la rilevazione di perdite di acqua da forni fusori in impianti di produzione di metalli o leghe e relativo impianto |
| CN113774227B (zh) * | 2021-08-31 | 2022-12-20 | 中国恩菲工程技术有限公司 | 焚烧飞灰的熔炼处理方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2647045A (en) * | 1948-12-06 | 1953-07-28 | Rummel Roman | Gasification of combustible materials |
| AU6970787A (en) * | 1986-03-04 | 1987-09-10 | Ausmelt Pty Ltd | Recovery of values from antimony ores and concentrates |
| WO1994019497A1 (en) * | 1993-02-26 | 1994-09-01 | A. Ahlstrom Corporation | Method and apparatus for producing iron |
| WO1996031627A1 (en) * | 1995-04-07 | 1996-10-10 | Technological Resources Pty. Limited | A method of producing metals and metal alloys |
| EP0827554A1 (en) * | 1996-03-22 | 1998-03-11 | Steel Technology Corporation | Stable operation of a smelter reactor |
| WO1999016911A1 (en) * | 1997-09-26 | 1999-04-08 | Technological Resources Pty. Ltd. | Direct smelting process for producing metals from metal oxides |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62224619A (ja) * | 1986-03-25 | 1987-10-02 | Nippon Steel Corp | 溶融還元炉への炭材供給方法 |
| JPS62280315A (ja) * | 1986-05-29 | 1987-12-05 | Nippon Kokan Kk <Nkk> | 溶融還元法 |
| DE4042176C2 (de) * | 1990-12-29 | 1993-12-09 | Tech Resources Pty Ltd | Verfahren zur Reduktion von Metalloxiden im schmelzflüssigen Zustand |
| RU2106413C1 (ru) * | 1991-09-20 | 1998-03-10 | Аусмелт Лимитед | Способ производства чугуна |
| DE4234974C2 (de) * | 1992-10-16 | 1994-12-22 | Tech Resources Pty Ltd | Verfahren zur Verstärkung der Stoffumsätze in metallurgischen Reaktionsgefäßen |
| NL9500264A (nl) * | 1995-02-13 | 1996-09-02 | Hoogovens Staal Bv | Werkwijze voor het produceren van vloeibaar ruwijzer. |
-
1998
- 1998-07-01 AU AUPP4426A patent/AUPP442698A0/en not_active Abandoned
-
1999
- 1999-06-30 MY MYPI99002751A patent/MY125804A/en unknown
- 1999-07-01 JP JP2000558245A patent/JP4342104B2/ja not_active Expired - Fee Related
- 1999-07-01 AT AT99928910T patent/ATE304612T1/de active
- 1999-07-01 CZ CZ20004920A patent/CZ301945B6/cs not_active IP Right Cessation
- 1999-07-01 BR BR9911633-2A patent/BR9911633A/pt not_active IP Right Cessation
- 1999-07-01 ES ES99928910T patent/ES2249014T3/es not_active Expired - Lifetime
- 1999-07-01 RU RU2001102781/02A patent/RU2226219C2/ru active
- 1999-07-01 DE DE69927273T patent/DE69927273T2/de not_active Expired - Lifetime
- 1999-07-01 CN CNB998079464A patent/CN1208475C/zh not_active Expired - Lifetime
- 1999-07-01 KR KR1020007014883A patent/KR100707916B1/ko not_active Expired - Lifetime
- 1999-07-01 EP EP99928910A patent/EP1098997B1/en not_active Expired - Lifetime
- 1999-07-01 WO PCT/AU1999/000538 patent/WO2000001855A1/en not_active Ceased
- 1999-07-01 CA CA002335753A patent/CA2335753C/en not_active Expired - Fee Related
- 1999-12-24 TW TW088111105A patent/TW477816B/zh not_active IP Right Cessation
-
2000
- 2000-11-28 ZA ZA200006972A patent/ZA200006972B/xx unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2647045A (en) * | 1948-12-06 | 1953-07-28 | Rummel Roman | Gasification of combustible materials |
| AU6970787A (en) * | 1986-03-04 | 1987-09-10 | Ausmelt Pty Ltd | Recovery of values from antimony ores and concentrates |
| WO1994019497A1 (en) * | 1993-02-26 | 1994-09-01 | A. Ahlstrom Corporation | Method and apparatus for producing iron |
| WO1996031627A1 (en) * | 1995-04-07 | 1996-10-10 | Technological Resources Pty. Limited | A method of producing metals and metal alloys |
| EP0827554A1 (en) * | 1996-03-22 | 1998-03-11 | Steel Technology Corporation | Stable operation of a smelter reactor |
| WO1999016911A1 (en) * | 1997-09-26 | 1999-04-08 | Technological Resources Pty. Ltd. | Direct smelting process for producing metals from metal oxides |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2335753C (en) | 2009-09-01 |
| MY125804A (en) | 2006-08-30 |
| CN1307645A (zh) | 2001-08-08 |
| KR20010071628A (ko) | 2001-07-28 |
| ES2249014T3 (es) | 2006-03-16 |
| ZA200006972B (en) | 2001-06-05 |
| EP1098997B1 (en) | 2005-09-14 |
| CA2335753A1 (en) | 2000-01-13 |
| WO2000001855A1 (en) | 2000-01-13 |
| TW477816B (en) | 2002-03-01 |
| AUPP442698A0 (en) | 1998-07-23 |
| RU2226219C2 (ru) | 2004-03-27 |
| ATE304612T1 (de) | 2005-09-15 |
| KR100707916B1 (ko) | 2007-04-13 |
| EP1098997A4 (en) | 2003-07-02 |
| BR9911633A (pt) | 2001-03-20 |
| CN1208475C (zh) | 2005-06-29 |
| JP2002519517A (ja) | 2002-07-02 |
| DE69927273D1 (de) | 2005-10-20 |
| DE69927273T2 (de) | 2006-01-12 |
| CZ20004920A3 (cs) | 2001-10-17 |
| JP4342104B2 (ja) | 2009-10-14 |
| EP1098997A1 (en) | 2001-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK4A | Patent expired |
Effective date: 20190701 |