NO763923L - Fremgangsm}te og anlegg til reduksjon og pelletisering av finkornet gods. - Google Patents
Fremgangsm}te og anlegg til reduksjon og pelletisering av finkornet gods.Info
- Publication number
- NO763923L NO763923L NO763923A NO763923A NO763923L NO 763923 L NO763923 L NO 763923L NO 763923 A NO763923 A NO 763923A NO 763923 A NO763923 A NO 763923A NO 763923 L NO763923 L NO 763923L
- Authority
- NO
- Norway
- Prior art keywords
- rotary kiln
- reduction
- ore
- speed
- rpm
- Prior art date
Links
- 230000009467 reduction Effects 0.000 title claims description 43
- 238000005453 pelletization Methods 0.000 title claims description 27
- 238000000034 method Methods 0.000 title claims description 21
- 239000007789 gas Substances 0.000 claims description 40
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 7
- 238000005054 agglomeration Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000008188 pellet Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 230000007306 turnover Effects 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
- C21B13/0086—Conditioning, transformation of reduced iron ores
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Details (AREA)
- Disintegrating Or Milling (AREA)
- Glanulating (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2601196A DE2601196C3 (de) | 1976-01-14 | 1976-01-14 | Verfahren und Anlage zur Reduktion und anschließenden Pelletierung von feinkörnigem Erz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO763923L true NO763923L (no) | 1977-07-15 |
Family
ID=5967447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO763923A NO763923L (no) | 1976-01-14 | 1976-11-17 | Fremgangsm}te og anlegg til reduksjon og pelletisering av finkornet gods. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5288202A (pt) |
| BR (1) | BR7700104A (pt) |
| DE (1) | DE2601196C3 (pt) |
| GB (1) | GB1518718A (pt) |
| NO (1) | NO763923L (pt) |
| SE (1) | SE7612668L (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4255185A (en) * | 1977-01-04 | 1981-03-10 | Polysius Ag | Processes and apparatus for reducing and subsequently pelletizing moist fine-grained ore |
| DE2852964A1 (de) * | 1978-12-07 | 1980-06-26 | Krupp Polysius Ag | Verfahren und anlage zur reduktion von erzen |
| CN103205584B (zh) * | 2013-04-15 | 2014-10-01 | 广西有色金属集团汇元锰业有限公司 | 一氧化锰矿粉的生产装置及其生产方法 |
| CN103233243B (zh) * | 2013-04-15 | 2016-01-20 | 广西有色金属集团汇元锰业有限公司 | 电解金属锰的生产方法 |
| CN112594697B (zh) * | 2020-12-28 | 2023-08-08 | 华润水泥技术研发（广西）有限公司 | 一种带外置扩容降氮组合式分解炉及其使用方法 |
| CN115773659B (zh) * | 2022-11-16 | 2023-05-05 | 淮南东辰固废利用有限公司 | 一种小粒径煤矸石陶粒煅烧窑 |
-
1976
- 1976-01-14 DE DE2601196A patent/DE2601196C3/de not_active Expired
- 1976-11-12 GB GB47167/76A patent/GB1518718A/en not_active Expired
- 1976-11-12 SE SE7612668A patent/SE7612668L/xx unknown
- 1976-11-17 NO NO763923A patent/NO763923L/no unknown
-
1977
- 1977-01-10 BR BR7700104A patent/BR7700104A/pt unknown
- 1977-01-14 JP JP344977A patent/JPS5288202A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7612668L (sv) | 1977-07-15 |
| DE2601196A1 (de) | 1977-07-21 |
| DE2601196C3 (de) | 1980-10-16 |
| GB1518718A (en) | 1978-07-26 |
| BR7700104A (pt) | 1977-10-18 |
| DE2601196B2 (de) | 1980-03-06 |
| JPS5442922B2 (pt) | 1979-12-17 |
| JPS5288202A (en) | 1977-07-23 |
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