JPS58193330A - クロム鉱石の溶融還元法における予備還元方法及びその装置 - Google Patents
クロム鉱石の溶融還元法における予備還元方法及びその装置Info
- Publication number
- JPS58193330A JPS58193330A JP7341382A JP7341382A JPS58193330A JP S58193330 A JPS58193330 A JP S58193330A JP 7341382 A JP7341382 A JP 7341382A JP 7341382 A JP7341382 A JP 7341382A JP S58193330 A JPS58193330 A JP S58193330A
- Authority
- JP
- Japan
- Prior art keywords
- ore
- furnace
- reduction
- preliminary
- reducing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000002844 melting Methods 0.000 title claims abstract description 7
- 230000008018 melting Effects 0.000 title claims abstract description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims description 62
- 229910052804 chromium Inorganic materials 0.000 title claims description 58
- 239000011651 chromium Substances 0.000 title claims description 58
- 238000000034 method Methods 0.000 title claims description 29
- 239000007789 gas Substances 0.000 claims abstract description 45
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 37
- 230000003647 oxidation Effects 0.000 claims abstract description 36
- 230000002829 reductive effect Effects 0.000 claims abstract description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000001301 oxygen Substances 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 238000012546 transfer Methods 0.000 claims abstract description 10
- 238000003723 Smelting Methods 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 238000000855 fermentation Methods 0.000 claims 1
- 230000004151 fermentation Effects 0.000 claims 1
- 229910052596 spinel Inorganic materials 0.000 abstract description 8
- 239000011029 spinel Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000571 coke Substances 0.000 abstract description 3
- 229910000604 Ferrochrome Inorganic materials 0.000 abstract 4
- 239000007790 solid phase Substances 0.000 abstract 2
- 238000007670 refining Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 208000006558 Dental Calculus Diseases 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 235000002597 Solanum melongena Nutrition 0.000 description 1
- 244000061458 Solanum melongena Species 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 241000190020 Zelkova serrata Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7341382A JPS58193330A (ja) | 1982-05-04 | 1982-05-04 | クロム鉱石の溶融還元法における予備還元方法及びその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7341382A JPS58193330A (ja) | 1982-05-04 | 1982-05-04 | クロム鉱石の溶融還元法における予備還元方法及びその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58193330A true JPS58193330A (ja) | 1983-11-11 |
| JPS6136573B2 JPS6136573B2 (enrdf_load_stackoverflow) | 1986-08-19 |
Family
ID=13517481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7341382A Granted JPS58193330A (ja) | 1982-05-04 | 1982-05-04 | クロム鉱石の溶融還元法における予備還元方法及びその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58193330A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008142704A1 (en) * | 2007-05-24 | 2008-11-27 | Tata Steel Limited | Process for the production of chromium metal nuggets from chromite ores/concentrates. |
| CN101638730A (zh) * | 2008-07-31 | 2010-02-03 | 塔塔钢铁有限公司 | 用于从冶金级铬铁矿精矿细粉生产海绵铬的方法 |
| CN112063860A (zh) * | 2020-08-31 | 2020-12-11 | 中国科学院过程工程研究所 | 一种从含铬物料中提取铬的方法 |
-
1982
- 1982-05-04 JP JP7341382A patent/JPS58193330A/ja active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008142704A1 (en) * | 2007-05-24 | 2008-11-27 | Tata Steel Limited | Process for the production of chromium metal nuggets from chromite ores/concentrates. |
| JP2010528184A (ja) * | 2007-05-24 | 2010-08-19 | タータ スチール リミテッド | クロマイト鉱／精鉱から金属クロム塊を製造する方法 |
| KR101498995B1 (ko) * | 2007-05-24 | 2015-03-06 | 타타 스틸 리미티드 | 크롬철광 광석／정광으로부터 크롬 금속 너깃을 제조하는 방법 |
| EP2152925A4 (en) * | 2007-05-24 | 2016-11-09 | Tata Steel Ltd | METHOD FOR PRODUCING CHROMIUM NUGGETS FROM CHROMITE / CONCENTRATES |
| CN101638730A (zh) * | 2008-07-31 | 2010-02-03 | 塔塔钢铁有限公司 | 用于从冶金级铬铁矿精矿细粉生产海绵铬的方法 |
| CN112063860A (zh) * | 2020-08-31 | 2020-12-11 | 中国科学院过程工程研究所 | 一种从含铬物料中提取铬的方法 |
| CN112063860B (zh) * | 2020-08-31 | 2022-08-05 | 中国科学院过程工程研究所 | 一种从含铬物料中提取铬的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6136573B2 (enrdf_load_stackoverflow) | 1986-08-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4060034B2 (ja) | 複式炉における溶融鉄生成方法 | |
| KR100272489B1 (ko) | 수경성 바인더, 조강, 및/또는 페로크롬 또는 페로바나듐과 같은 합금의제조방법 | |
| RU2120476C1 (ru) | Способ увеличения эффективности восстановительной плавки оксидных носителей металлов | |
| JP5538433B2 (ja) | ニッケル含有合金鉄の製造方法 | |
| JPH02156009A (ja) | 微細鉱石からの鋼の製造方法 | |
| US2750277A (en) | Process and apparatus for reducing and smelting iron | |
| GB1460852A (en) | Method of producing metal from metal oxides | |
| JPH11172312A (ja) | 移動型炉床炉の操業方法および移動型炉床炉 | |
| KR890010216A (ko) | 철광석 용용환원 방법 및 장치 | |
| DE102017105551A1 (de) | Verfahren zur Behandlung metallurgischer Schlacken | |
| JP2004518020A (ja) | 鉄鉱石を含む装入物から銑鉄又は流動性のある一次鉄を製造する方法及び装置 | |
| JP5720497B2 (ja) | 製鋼スラグからの鉄及び燐の回収方法 | |
| US2873183A (en) | Continuous iron ore reduction process | |
| JPS58193330A (ja) | クロム鉱石の溶融還元法における予備還元方法及びその装置 | |
| US5069716A (en) | Process for the production of liquid steel from iron containing metal oxides | |
| US3947267A (en) | Process for making stainless steel | |
| US2107980A (en) | Method for preparing iron and steel | |
| US4434001A (en) | Method for manufacturing metal from fine-grain metal-oxide material | |
| JP3480266B2 (ja) | 移動型炉床炉の操業方法 | |
| US3832158A (en) | Process for producing metal from metal oxide pellets in a cupola type vessel | |
| US2242219A (en) | Process for melting and refining ferrous metals | |
| EP3220083A1 (en) | Treatment of particulate waste | |
| KR101189183B1 (ko) | 석유탈황 폐촉매 중 유가금속 회수방법 | |
| US4412862A (en) | Method for the production of ferrochromium | |
| JPH07252545A (ja) | 金属スクラップの溶解方法及びその装置 |