JPS5877548A - クロム鉱石の溶融還元法 - Google Patents
クロム鉱石の溶融還元法Info
- Publication number
- JPS5877548A JPS5877548A JP17505781A JP17505781A JPS5877548A JP S5877548 A JPS5877548 A JP S5877548A JP 17505781 A JP17505781 A JP 17505781A JP 17505781 A JP17505781 A JP 17505781A JP S5877548 A JPS5877548 A JP S5877548A
- Authority
- JP
- Japan
- Prior art keywords
- ore
- flux
- chromium ore
- coke
- added
- 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
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 4
- 230000004907 flux Effects 0.000 claims abstract description 23
- 239000002893 slag Substances 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 239000000571 coke Substances 0.000 claims abstract description 12
- 239000003245 coal Substances 0.000 claims abstract description 7
- 239000004576 sand Substances 0.000 claims abstract 2
- 239000011651 chromium Substances 0.000 claims description 38
- 229910052804 chromium Inorganic materials 0.000 claims description 37
- 238000003723 Smelting Methods 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 4
- BYFGZMCJNACEKR-UHFFFAOYSA-N aluminium(i) oxide Chemical compound [Al]O[Al] BYFGZMCJNACEKR-UHFFFAOYSA-N 0.000 claims 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000604 Ferrochrome Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 7
- 229910052681 coesite Inorganic materials 0.000 abstract 3
- 229910052906 cristobalite Inorganic materials 0.000 abstract 3
- 239000000377 silicon dioxide Substances 0.000 abstract 3
- 235000012239 silicon dioxide Nutrition 0.000 abstract 3
- 229910052682 stishovite Inorganic materials 0.000 abstract 3
- 229910052905 tridymite Inorganic materials 0.000 abstract 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 17
- 239000006185 dispersion Substances 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17505781A JPS5877548A (ja) | 1981-10-31 | 1981-10-31 | クロム鉱石の溶融還元法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17505781A JPS5877548A (ja) | 1981-10-31 | 1981-10-31 | クロム鉱石の溶融還元法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13572089A Division JPH0277534A (ja) | 1989-05-31 | 1989-05-31 | クロム鉱石の溶融還元法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5877548A true JPS5877548A (ja) | 1983-05-10 |
| JPH0144772B2 JPH0144772B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-09-29 |
Family
ID=15989472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17505781A Granted JPS5877548A (ja) | 1981-10-31 | 1981-10-31 | クロム鉱石の溶融還元法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5877548A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62167808A (ja) * | 1986-01-20 | 1987-07-24 | Nisshin Steel Co Ltd | 含クロム溶銑の製造法 |
| JPS62238349A (ja) * | 1986-04-08 | 1987-10-19 | Sumitomo Metal Ind Ltd | クロム含有溶鉄の製造方法 |
| US4767454A (en) * | 1983-12-06 | 1988-08-30 | Th. Goldschmidt Ag | Process for the preparation of finely particulate chromium metal powder having a low oxygen content |
| JP2013527322A (ja) * | 2010-05-18 | 2013-06-27 | テクノロジカル リソーシーズ プロプライエタリー リミテッド | 直接製錬法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111218557B (zh) * | 2020-03-02 | 2021-06-08 | 攀钢集团攀枝花钢铁研究院有限公司 | 钒铁合金的浇铸方法 |
-
1981
- 1981-10-31 JP JP17505781A patent/JPS5877548A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767454A (en) * | 1983-12-06 | 1988-08-30 | Th. Goldschmidt Ag | Process for the preparation of finely particulate chromium metal powder having a low oxygen content |
| JPS62167808A (ja) * | 1986-01-20 | 1987-07-24 | Nisshin Steel Co Ltd | 含クロム溶銑の製造法 |
| JPS62238349A (ja) * | 1986-04-08 | 1987-10-19 | Sumitomo Metal Ind Ltd | クロム含有溶鉄の製造方法 |
| JP2013527322A (ja) * | 2010-05-18 | 2013-06-27 | テクノロジカル リソーシーズ プロプライエタリー リミテッド | 直接製錬法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0144772B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5877548A (ja) | クロム鉱石の溶融還元法 | |
| US3746533A (en) | Process of producing ferro-nickel in a rotary furnace including pelletizing and pre-reducing ore | |
| US2258850A (en) | Process for desulphurizing iron or iron alloys | |
| JP2020527192A (ja) | 金属鉄の製造方法 | |
| US2133571A (en) | Process for the manufacture of steel from low-grade phosphoruscontaining acid iron ores | |
| US2242219A (en) | Process for melting and refining ferrous metals | |
| CN101871029B (zh) | 一种炼铁方法 | |
| JPH0277534A (ja) | クロム鉱石の溶融還元法 | |
| US1428061A (en) | Manufacture of iron and steel | |
| US3834899A (en) | Method of manufacturing low-carbon ferrochromium | |
| US4179283A (en) | Production of metals | |
| JP2691744B2 (ja) | 鉄溶融還元製錬操業方法 | |
| US2690390A (en) | Method of reducing iron oxides | |
| US1983604A (en) | Production of refined metal | |
| JPS61261408A (ja) | 高炉操業方法 | |
| JPS59113131A (ja) | フエロクロム製錬時の生成スラグの処理方法 | |
| US1893109A (en) | Method of producing ferrochrome | |
| JPS5941448A (ja) | 溶融還元法によるＦｅ↓−Ｎｉ，Ｆｅ↓−Ｃｒ↓−Ｎｉ系合金の製造方法 | |
| JPS58197208A (ja) | 金属酸化鉱石の溶融還元方法 | |
| JP2000096113A (ja) | 粉体鉄源の高炉への吹き込み方法 | |
| JPH0128802B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| JPS63290227A (ja) | クロム鉱石の固相還元方法 | |
| CN109385535A (zh) | 高炉渣高温碳化冶炼方法 | |
| JPH10204512A (ja) | 竪型スクラップ溶解炉の操業方法 | |
| Du et al. | Metallurgical Characteristics and Effectiveness of Metallic Charges in Electric Arc Furnace |