JPH0143010B2 - - Google Patents
Info
- Publication number
- JPH0143010B2 JPH0143010B2 JP57125125A JP12512582A JPH0143010B2 JP H0143010 B2 JPH0143010 B2 JP H0143010B2 JP 57125125 A JP57125125 A JP 57125125A JP 12512582 A JP12512582 A JP 12512582A JP H0143010 B2 JPH0143010 B2 JP H0143010B2
- Authority
- JP
- Japan
- Prior art keywords
- kiln
- zone
- burner
- smelting
- rutspe
- 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.)
- Expired
Links
- 238000003723 Smelting Methods 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 41
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 31
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000006722 reduction reaction Methods 0.000 description 33
- 239000002893 slag Substances 0.000 description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 21
- 229910052742 iron Inorganic materials 0.000 description 12
- 229910052759 nickel Inorganic materials 0.000 description 10
- 230000002829 reductive effect Effects 0.000 description 10
- 238000007796 conventional method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011504 laterite Substances 0.000 description 4
- 229910001710 laterite Inorganic materials 0.000 description 4
- 239000002923 metal particle Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910001111 Fine metal Inorganic materials 0.000 description 2
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
- 239000003830 anthracite Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- NACUKFIFISCLOQ-UHFFFAOYSA-N [Mg].[Cr] Chemical compound [Mg].[Cr] NACUKFIFISCLOQ-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 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
- 230000004323 axial length Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 244000144985 peep Species 0.000 description 1
- 239000012256 powdered iron Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009528 severe injury Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002023 wood Substances 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
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12512582A JPS5916920A (ja) | 1982-07-20 | 1982-07-20 | 鉄族元素酸化鉱石のロータリーキルンによる製錬方法 |
| CA000430061A CA1224920A (fr) | 1982-06-17 | 1983-06-09 | Four tournant de reduction-affinage des oxydes d'elements du groupe fer, et son emploi |
| FR838309992A FR2528959B1 (fr) | 1982-06-17 | 1983-06-16 | Four rotatif et procede de traitement de minerais a base d'oxydes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12512582A JPS5916920A (ja) | 1982-07-20 | 1982-07-20 | 鉄族元素酸化鉱石のロータリーキルンによる製錬方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5916920A JPS5916920A (ja) | 1984-01-28 |
| JPH0143010B2 true JPH0143010B2 (fr) | 1989-09-18 |
Family
ID=14902461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12512582A Granted JPS5916920A (ja) | 1982-06-17 | 1982-07-20 | 鉄族元素酸化鉱石のロータリーキルンによる製錬方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5916920A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6157782U (fr) * | 1984-09-20 | 1986-04-18 | ||
| JP4762420B2 (ja) * | 2001-02-20 | 2011-08-31 | 住友重機械工業株式会社 | ロータリーキルンを用いた酸化鉄の溶融還元方法 |
| JP2009085586A (ja) * | 2007-09-12 | 2009-04-23 | Taiheiyo Cement Corp | ロータリーキルンの付着物の厚さ調整用バーナー及び付着物の厚さ調整方法 |
| JP2018096610A (ja) * | 2016-12-13 | 2018-06-21 | 株式会社日向製錬所 | ロータリーキルンの操業方法、ロータリーキルン |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49366U (fr) * | 1972-04-07 | 1974-01-05 |
-
1982
- 1982-07-20 JP JP12512582A patent/JPS5916920A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49366U (fr) * | 1972-04-07 | 1974-01-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5916920A (ja) | 1984-01-28 |
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