JP6458916B1 - 焼結鉱の製造方法 - Google Patents
焼結鉱の製造方法 Download PDFInfo
- Publication number
- JP6458916B1 JP6458916B1 JP2018544283A JP2018544283A JP6458916B1 JP 6458916 B1 JP6458916 B1 JP 6458916B1 JP 2018544283 A JP2018544283 A JP 2018544283A JP 2018544283 A JP2018544283 A JP 2018544283A JP 6458916 B1 JP6458916 B1 JP 6458916B1
- Authority
- JP
- Japan
- Prior art keywords
- raw material
- particle size
- mass
- sintered
- comparative example
- 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.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 50
- 239000002245 particle Substances 0.000 claims abstract description 214
- 239000002994 raw material Substances 0.000 claims abstract description 105
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 102
- 238000005469 granulation Methods 0.000 claims abstract description 83
- 230000003179 granulation Effects 0.000 claims abstract description 83
- 239000000571 coke Substances 0.000 claims abstract description 54
- 229910052742 iron Inorganic materials 0.000 claims abstract description 51
- 238000005245 sintering Methods 0.000 claims abstract description 46
- 239000000701 coagulant Substances 0.000 claims description 66
- 239000000843 powder Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 39
- 238000009833 condensation Methods 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 95
- 230000035699 permeability Effects 0.000 description 32
- 238000009775 high-speed stirring Methods 0.000 description 17
- 238000003756 stirring Methods 0.000 description 17
- 230000015271 coagulation Effects 0.000 description 16
- 238000005345 coagulation Methods 0.000 description 16
- 238000011439 discrete element method Methods 0.000 description 16
- 230000007423 decrease Effects 0.000 description 15
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 238000002156 mixing Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 239000012256 powdered iron Substances 0.000 description 7
- 239000000292 calcium oxide Substances 0.000 description 5
- 235000012255 calcium oxide Nutrition 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 239000003575 carbonaceous material Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
- C22B1/18—Sintering; Agglomerating in sinter pots
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017081195 | 2017-04-17 | ||
JP2017081195 | 2017-04-17 | ||
PCT/JP2018/015667 WO2018194014A1 (ja) | 2017-04-17 | 2018-04-16 | 焼結鉱の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6458916B1 true JP6458916B1 (ja) | 2019-01-30 |
JPWO2018194014A1 JPWO2018194014A1 (ja) | 2019-04-25 |
Family
ID=63856711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018544283A Active JP6458916B1 (ja) | 2017-04-17 | 2018-04-16 | 焼結鉱の製造方法 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP6458916B1 (ko) |
KR (1) | KR102394730B1 (ko) |
CN (1) | CN110546284B (ko) |
BR (1) | BR112019021450B1 (ko) |
TW (1) | TWI689598B (ko) |
WO (1) | WO2018194014A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112021012438A2 (pt) * | 2018-12-26 | 2021-09-08 | Jfe Steel Corporation | Método de produção de minério sinterizado |
JP6939842B2 (ja) * | 2018-12-26 | 2021-09-22 | Jfeスチール株式会社 | 焼結鉱の製造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011252207A (ja) * | 2010-06-02 | 2011-12-15 | Jfe Steel Corp | 焼結鉱の製造方法 |
JP2013032568A (ja) * | 2011-08-02 | 2013-02-14 | Nippon Steel & Sumitomo Metal Corp | 微粉原料を用いた焼結鉱の製造方法 |
JP2015168828A (ja) * | 2014-03-05 | 2015-09-28 | Jfeスチール株式会社 | 焼結原料の製造方法 |
JP2016020521A (ja) * | 2014-07-14 | 2016-02-04 | 新日鐵住金株式会社 | 微粒子混合物を用いた焼結鉱の製造方法 |
JP2016084511A (ja) * | 2014-10-27 | 2016-05-19 | 新日鐵住金株式会社 | 焼結原料の事前処理方法 |
WO2017026203A1 (ja) * | 2015-08-11 | 2017-02-16 | Jfeスチール株式会社 | 焼結鉱の製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1429920A (zh) * | 2001-12-31 | 2003-07-16 | 新疆钢铁研究所 | 褐铁矿在生产球团烧结矿方法中作为铺底料的应用 |
EP1956101B1 (en) | 2005-10-31 | 2012-08-15 | JFE Steel Corporation | Process for producing sintered ore |
JP5051317B1 (ja) * | 2010-07-30 | 2012-10-17 | Jfeスチール株式会社 | 焼結用原料の製造方法 |
CN104204243B (zh) * | 2012-03-22 | 2016-05-04 | 杰富意钢铁株式会社 | 烧结矿用原料粉的调整方法和烧结矿用原料粉 |
JP5853912B2 (ja) * | 2012-09-05 | 2016-02-09 | 新日鐵住金株式会社 | 焼結原料への凝結材添加方法 |
JP5857977B2 (ja) * | 2013-01-28 | 2016-02-10 | Jfeスチール株式会社 | 高炉用焼結原料の製造装置および高炉用焼結鉱の製造方法 |
JP6132114B2 (ja) * | 2013-07-11 | 2017-05-24 | Jfeスチール株式会社 | 焼結用造粒原料の製造方法 |
CN103409616B (zh) * | 2013-09-05 | 2015-03-11 | 中南大学 | 一种抑制铁矿烧结矿低温还原粉化的方法 |
-
2018
- 2018-04-16 JP JP2018544283A patent/JP6458916B1/ja active Active
- 2018-04-16 BR BR112019021450-0A patent/BR112019021450B1/pt active IP Right Grant
- 2018-04-16 CN CN201880025368.XA patent/CN110546284B/zh active Active
- 2018-04-16 WO PCT/JP2018/015667 patent/WO2018194014A1/ja active Application Filing
- 2018-04-16 KR KR1020197030426A patent/KR102394730B1/ko active IP Right Grant
- 2018-04-17 TW TW107113022A patent/TWI689598B/zh active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011252207A (ja) * | 2010-06-02 | 2011-12-15 | Jfe Steel Corp | 焼結鉱の製造方法 |
JP2013032568A (ja) * | 2011-08-02 | 2013-02-14 | Nippon Steel & Sumitomo Metal Corp | 微粉原料を用いた焼結鉱の製造方法 |
JP2015168828A (ja) * | 2014-03-05 | 2015-09-28 | Jfeスチール株式会社 | 焼結原料の製造方法 |
JP2016020521A (ja) * | 2014-07-14 | 2016-02-04 | 新日鐵住金株式会社 | 微粒子混合物を用いた焼結鉱の製造方法 |
JP2016084511A (ja) * | 2014-10-27 | 2016-05-19 | 新日鐵住金株式会社 | 焼結原料の事前処理方法 |
WO2017026203A1 (ja) * | 2015-08-11 | 2017-02-16 | Jfeスチール株式会社 | 焼結鉱の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2018194014A1 (ja) | 2019-04-25 |
BR112019021450A2 (pt) | 2020-05-05 |
KR102394730B1 (ko) | 2022-05-04 |
BR112019021450B1 (pt) | 2023-03-21 |
WO2018194014A1 (ja) | 2018-10-25 |
TW201842197A (zh) | 2018-12-01 |
CN110546284B (zh) | 2021-10-01 |
TWI689598B (zh) | 2020-04-01 |
KR20190129101A (ko) | 2019-11-19 |
CN110546284A (zh) | 2019-12-06 |
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