ZA200007317B - Method for processing steel slags. - Google Patents
Method for processing steel slags. Download PDFInfo
- Publication number
- ZA200007317B ZA200007317B ZA200007317A ZA200007317A ZA200007317B ZA 200007317 B ZA200007317 B ZA 200007317B ZA 200007317 A ZA200007317 A ZA 200007317A ZA 200007317 A ZA200007317 A ZA 200007317A ZA 200007317 B ZA200007317 B ZA 200007317B
- Authority
- ZA
- South Africa
- Prior art keywords
- chromium
- bath
- slags
- slag
- hot blast
- Prior art date
Links
- 239000002893 slag Substances 0.000 title claims description 53
- 238000000034 method Methods 0.000 title claims description 26
- 229910000831 Steel Inorganic materials 0.000 title claims description 21
- 239000010959 steel Substances 0.000 title claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 37
- 229910052804 chromium Inorganic materials 0.000 claims description 37
- 239000011651 chromium Substances 0.000 claims description 37
- 229910052742 iron Inorganic materials 0.000 claims description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000000969 carrier Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 241000722270 Regulus Species 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- 229910000423 chromium oxide Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910003470 tongbaite Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007858 starting material Substances 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
- 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
-
- 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5264—Manufacture of alloyed steels including ferro-alloys
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0071999A AT407263B (de) | 1999-04-22 | 1999-04-22 | Verfahren zum aufarbeiten von stahlschlacken |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200007317B true ZA200007317B (en) | 2002-03-08 |
Family
ID=3498016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200007317A ZA200007317B (en) | 1999-04-22 | 2000-12-08 | Method for processing steel slags. |
Country Status (18)
Country | Link |
---|---|
US (1) | US6409793B1 (fr) |
EP (1) | EP1090152B1 (fr) |
JP (1) | JP3548123B2 (fr) |
KR (1) | KR20010053024A (fr) |
CN (1) | CN1185357C (fr) |
AR (1) | AR023532A1 (fr) |
AT (1) | AT407263B (fr) |
AU (1) | AU773997B2 (fr) |
BG (1) | BG105094A (fr) |
BR (1) | BR0006077A (fr) |
CA (1) | CA2334277C (fr) |
CZ (1) | CZ300230B6 (fr) |
DE (1) | DE50005247D1 (fr) |
ES (1) | ES2215632T3 (fr) |
RU (1) | RU2226220C2 (fr) |
SK (1) | SK285355B6 (fr) |
WO (1) | WO2000065108A1 (fr) |
ZA (1) | ZA200007317B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100603165B1 (ko) * | 2000-01-28 | 2006-07-24 | 홀심 리미티드 | 액체 슬래그로부터 크롬, 니켈, 또는 크롬 및 니켈을 제거하는 방법 |
MXPA02007082A (es) * | 2000-01-28 | 2004-09-06 | Holcim Ltd | Procedimiento para el procesamiento de polvos o mezclas de polvos. |
GB0209365D0 (en) * | 2002-04-24 | 2002-06-05 | Boc Group Plc | Injection of solids into liquids |
GB0213376D0 (en) * | 2002-06-11 | 2002-07-24 | Boc Group Plc | Refining ferroalloys |
AT412481B (de) * | 2003-06-30 | 2005-03-25 | Patco Engineering Gmbh | Verfahren zum aufbereiten von schlacken und stäuben aus der edelstahlherstellung |
US7935172B2 (en) * | 2004-01-30 | 2011-05-03 | Technological Resources Pty Limited | Ironmaking and steelmaking |
MXPA06012456A (es) * | 2004-05-18 | 2007-03-30 | Holcim Ltd | Metodo para reducir cr de escorias metalurgicas que contienen cr. |
KR100777923B1 (ko) | 2004-09-08 | 2007-11-21 | 재단법인 포항산업과학연구원 | 전기로 더스트를 슬래그화 하는 방법 |
CN100344551C (zh) * | 2005-10-24 | 2007-10-24 | 安徽工业大学 | 用冶金渣制备聚硅硫酸铁铝的方法 |
CN103031390A (zh) * | 2011-09-30 | 2013-04-10 | 鞍钢股份有限公司 | 一种转炉渣热闷处理后的尾渣利用方法 |
CN102912145B (zh) * | 2012-10-28 | 2014-01-29 | 张悦 | 一种转炉渣的综合利用方法 |
CN103558108B (zh) * | 2013-07-25 | 2016-03-30 | 南京钢铁股份有限公司 | 一种测定转炉钢渣中金属铁含量的方法 |
FI126049B (fi) | 2013-09-12 | 2016-06-15 | Global Ecoprocess Services Oy | Menetelmä metallien käsittelemiseksi |
CN106191359A (zh) * | 2016-08-19 | 2016-12-07 | 东北大学 | 一种渣浴还原处理高炉粉尘的方法 |
CA3078912A1 (fr) * | 2017-10-20 | 2019-04-25 | Nippon Steel Corporation | Procede de dechromage de metal chaud et procede de production de matiere premiere d'engrais a base de phosphate |
FI20195153A1 (en) * | 2019-03-01 | 2020-09-02 | Outokumpu Oy | Utilization of metal and metal oxide-containing sidestreams using arc furnace technology |
CN110218008B (zh) * | 2019-06-24 | 2021-11-05 | 华北理工大学 | 一种含碳铁水对液态出炉钢渣进行除铁改性的方法 |
BR112021024006A2 (pt) * | 2019-07-12 | 2022-02-01 | Jfe Mat Co Ltd | Método para produzir ferrocromo de baixo teor de carbono |
JPWO2021157417A1 (fr) * | 2020-02-04 | 2021-08-12 | ||
CN112939489A (zh) * | 2021-01-28 | 2021-06-11 | 天津水泥工业设计研究院有限公司 | 一种利用赤泥在线调节熔融还原炉造渣碱度的方法 |
EP4056721A1 (fr) * | 2021-03-08 | 2022-09-14 | SMS Group GmbH | Procédé de fabrication d'un ferro-alliage à faible taux de carbone |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4001012A (en) | 1973-11-28 | 1977-01-04 | United States Steel Corporation | Method of producing stainless steel |
SE500352C2 (sv) | 1982-04-07 | 1994-06-06 | Nordic Distributor Supply Ab | Sätt att utvinna metaller ur flytande slagg |
JPS61291911A (ja) * | 1985-06-20 | 1986-12-22 | Sumitomo Metal Ind Ltd | ステンレス鋼の製造方法 |
ZA963234B (en) * | 1995-05-02 | 1996-07-29 | Holderbank Financ Glarus | Process for the production of hydraulic binders and/or alloys such as e g ferrochromium of ferrovanadium |
BR9606660A (pt) * | 1995-09-28 | 1997-09-30 | Kawasaki Steel Corparation | Processo para fusão redutora de minério de cromo |
HRP970303B1 (en) * | 1996-06-05 | 2002-06-30 | Holderbank Financ Glarus | Method for making pozzolans, synthetic blast-furnance slag, belite or alite clinkers, and pig-iron alloys, from oxidic slag and a device for implementing this method |
RU2115627C1 (ru) * | 1997-05-06 | 1998-07-20 | Открытое акционерное общество Челябинский электрометаллургический комбинат | Шихта для получения высокоуглеродистого феррохрома |
NZ335477A (en) * | 1997-09-15 | 2000-10-27 | Holderbank Financ Glarus | Steel slag and ferriferous material reprocessing process comprising adding a silicon dioxide containing material to the slag to adjust the calcium oxide/silicon dioxide ratio useful to produce pig iron and environmentally compatible slags |
-
1999
- 1999-04-22 AT AT0071999A patent/AT407263B/de not_active IP Right Cessation
-
2000
- 2000-04-14 BR BR0006077A patent/BR0006077A/pt not_active IP Right Cessation
- 2000-04-14 EP EP00918558A patent/EP1090152B1/fr not_active Expired - Lifetime
- 2000-04-14 JP JP2000613841A patent/JP3548123B2/ja not_active Expired - Fee Related
- 2000-04-14 US US09/720,420 patent/US6409793B1/en not_active Expired - Lifetime
- 2000-04-14 DE DE50005247T patent/DE50005247D1/de not_active Expired - Lifetime
- 2000-04-14 KR KR1020007014436A patent/KR20010053024A/ko active IP Right Grant
- 2000-04-14 WO PCT/AT2000/000088 patent/WO2000065108A1/fr active IP Right Grant
- 2000-04-14 AU AU39451/00A patent/AU773997B2/en not_active Ceased
- 2000-04-14 ES ES00918558T patent/ES2215632T3/es not_active Expired - Lifetime
- 2000-04-14 CA CA 2334277 patent/CA2334277C/fr not_active Expired - Fee Related
- 2000-04-14 SK SK1917-2000A patent/SK285355B6/sk not_active IP Right Cessation
- 2000-04-14 CZ CZ20010098A patent/CZ300230B6/cs not_active IP Right Cessation
- 2000-04-14 RU RU2001101876A patent/RU2226220C2/ru active
- 2000-04-14 CN CNB008006598A patent/CN1185357C/zh not_active Expired - Fee Related
- 2000-04-18 AR ARP000101803 patent/AR023532A1/es not_active Application Discontinuation
- 2000-12-08 ZA ZA200007317A patent/ZA200007317B/en unknown
- 2000-12-27 BG BG105094A patent/BG105094A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Also Published As
Publication number | Publication date |
---|---|
WO2000065108A1 (fr) | 2000-11-02 |
AU3945100A (en) | 2000-11-10 |
RU2226220C2 (ru) | 2004-03-27 |
EP1090152B1 (fr) | 2004-02-11 |
JP2002543276A (ja) | 2002-12-17 |
ATA71999A (de) | 2000-06-15 |
CN1185357C (zh) | 2005-01-19 |
CA2334277C (fr) | 2006-03-14 |
US6409793B1 (en) | 2002-06-25 |
ES2215632T3 (es) | 2004-10-16 |
CA2334277A1 (fr) | 2000-11-02 |
BG105094A (en) | 2001-07-31 |
DE50005247D1 (de) | 2004-03-18 |
AT407263B (de) | 2001-02-26 |
CZ200198A3 (cs) | 2002-02-13 |
CZ300230B6 (cs) | 2009-03-25 |
EP1090152A1 (fr) | 2001-04-11 |
AR023532A1 (es) | 2002-09-04 |
JP3548123B2 (ja) | 2004-07-28 |
CN1302338A (zh) | 2001-07-04 |
AU773997B2 (en) | 2004-06-10 |
BR0006077A (pt) | 2001-03-20 |
SK19172000A3 (sk) | 2001-08-06 |
KR20010053024A (ko) | 2001-06-25 |
SK285355B6 (sk) | 2006-11-03 |
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