CN1101675A - 金属和/或金属氧化物的连续还原 - Google Patents
金属和/或金属氧化物的连续还原 Download PDFInfo
- Publication number
- CN1101675A CN1101675A CN94101074A CN94101074A CN1101675A CN 1101675 A CN1101675 A CN 1101675A CN 94101074 A CN94101074 A CN 94101074A CN 94101074 A CN94101074 A CN 94101074A CN 1101675 A CN1101675 A CN 1101675A
- Authority
- CN
- China
- Prior art keywords
- kiln
- metal
- rotary kiln
- skin
- oxide
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 title claims abstract description 47
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 46
- 229910044991 metal oxide Inorganic materials 0.000 title claims abstract description 20
- 150000004706 metal oxides Chemical class 0.000 title claims abstract description 20
- 150000002739 metals Chemical class 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 37
- 239000003245 coal Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims description 19
- 230000002829 reductive effect Effects 0.000 claims description 19
- 238000011946 reduction process Methods 0.000 claims description 12
- 230000014759 maintenance of location Effects 0.000 claims description 7
- 239000000376 reactant Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 description 20
- 239000003795 chemical substances by application Substances 0.000 description 5
- 230000002950 deficient Effects 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Images
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA932488 | 1993-04-07 | ||
| SA93/2488 | 1993-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1101675A true CN1101675A (zh) | 1995-04-19 |
Family
ID=25582735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94101074A Pending CN1101675A (zh) | 1993-04-07 | 1994-01-10 | 金属和/或金属氧化物的连续还原 |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1101675A (enExample) |
| TW (1) | TW250498B (enExample) |
| ZA (1) | ZA939113B (enExample) |
-
1993
- 1993-12-06 ZA ZA939113A patent/ZA939113B/xx unknown
-
1994
- 1994-01-10 CN CN94101074A patent/CN1101675A/zh active Pending
- 1994-01-14 TW TW083100255A patent/TW250498B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TW250498B (enExample) | 1995-07-01 |
| ZA939113B (en) | 1994-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1042840C (zh) | 铁矿石颗粒的流态化床型还原设备及方法 | |
| JP2006518695A (ja) | 回転式焼成炉の微粉炭吹き込み方法およびバーナー装置、これを利用した生石灰製造方法および装置 | |
| US5100314A (en) | Apparatus and process for direct reduction of materials in a kiln | |
| AU744347B2 (en) | Method and apparatus for producing reduced iron | |
| CN1926251B (zh) | 烧结混合料的加工方法 | |
| CN1101675A (zh) | 金属和/或金属氧化物的连续还原 | |
| AU612079B2 (en) | Apparatus and process for direct reduction of materials in a kiln | |
| JP2658671B2 (ja) | 原料の混合造粒方法およびその装置 | |
| CN1368537A (zh) | 燃气高效脱硫剂 | |
| JP3635252B2 (ja) | 酸化金属の還元方法 | |
| CN1533443A (zh) | 促进粒状金属铁和炉渣分离的方法 | |
| WO2004055224A1 (ja) | 焼結用原料の製造方法およびその装置 | |
| CA1203385A (en) | System for coal injection in iron oxide reducing kilns | |
| JP4222113B2 (ja) | 焼結原料の造粒方法 | |
| CN1011893B (zh) | 在回转窑内直接还原含氧化铁物料的工艺 | |
| US2283858A (en) | Dust collector | |
| US4337084A (en) | System for recycling char in iron oxide reducing kilns | |
| JPS61195931A (ja) | Ｄｌ型焼結機の原料装入方法および装置 | |
| SU1209289A1 (ru) | Способ сухого тонкого измельчени твердых материалов | |
| CN111635153B (zh) | 一种水泥烧成窑系统 | |
| JP2982690B2 (ja) | 焼結機の原料供給装置 | |
| JPH08182926A (ja) | 焼結原料造粒用回転ドラムミキサー | |
| KR100802044B1 (ko) | 소결광 설비에서의 전기집진기 더스트 재활용장치 | |
| JP2005248271A (ja) | 焼結原料の造粒方法 | |
| JPH11236628A (ja) | 焼結原料の事前処理方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |