EP3330387A4 - Appareil pour souffler de la poussière de charbon d'un four de fusion et son procédé de soufflage - Google Patents
Appareil pour souffler de la poussière de charbon d'un four de fusion et son procédé de soufflage Download PDFInfo
- Publication number
- EP3330387A4 EP3330387A4 EP16830798.1A EP16830798A EP3330387A4 EP 3330387 A4 EP3330387 A4 EP 3330387A4 EP 16830798 A EP16830798 A EP 16830798A EP 3330387 A4 EP3330387 A4 EP 3330387A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- blowing
- melting furnace
- method therefor
- dust coal
- blowing method
- 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
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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/003—Injection of pulverulent coal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/006—Automatically controlling the process
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020150106152A KR101739861B1 (ko) | 2015-07-27 | 2015-07-27 | 용융로의 미분탄 취입장치 및 그 취입방법 |
| KR20150174150 | 2015-12-08 | ||
| PCT/KR2016/008111 WO2017018765A1 (fr) | 2015-07-27 | 2016-07-25 | Appareil pour souffler de la poussière de charbon d'un four de fusion et son procédé de soufflage |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP3330387A1 EP3330387A1 (fr) | 2018-06-06 |
| EP3330387A4 true EP3330387A4 (fr) | 2018-06-20 |
| EP3330387B1 EP3330387B1 (fr) | 2020-05-06 |
Family
ID=57884840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16830798.1A Active EP3330387B1 (fr) | 2015-07-27 | 2016-07-25 | Appareil pour souffler de la poussière de charbon d'un four de fusion |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3330387B1 (fr) |
| CN (1) | CN108026596A (fr) |
| WO (1) | WO2017018765A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117004784B (zh) * | 2023-10-07 | 2023-11-28 | 山西建龙实业有限公司 | 一种高炉喷吹煤粉用氮气的预热系统 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0995724A (ja) * | 1995-10-02 | 1997-04-08 | Nkk Corp | スクラップ溶解法 |
| KR20030030495A (ko) * | 2001-10-11 | 2003-04-18 | 주식회사 포스코 | 콜 더스트 취입장치를 갖는 코렉스 용융로 |
| CN101498554A (zh) * | 2009-03-12 | 2009-08-05 | 北京首钢自动化信息技术有限公司 | 高炉串罐自动喷煤控制系统及方法 |
| WO2015000604A1 (fr) * | 2013-07-01 | 2015-01-08 | Siemens Vai Metals Technologies Gmbh | Désulfuration de gaz lors de la production de fonte brute |
| US20150184939A1 (en) * | 2012-09-20 | 2015-07-02 | Mitsubishi Heavy Industries, Ltd. | Blast furnace installation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR920010525B1 (ko) * | 1990-09-08 | 1992-12-04 | 포항종합제철 주식회사 | 압축공기를 이용한 미분탄 취입라인의 관통방법 |
| JP3349337B2 (ja) * | 1996-04-02 | 2002-11-25 | 三菱重工業株式会社 | 湿式炉用バーナ |
| KR100985238B1 (ko) * | 2003-07-08 | 2010-10-04 | 주식회사 포스코 | 고로 가스이용률 변동에 따른 미분탄 취입량 제어장치 |
| CN100455678C (zh) * | 2006-01-25 | 2009-01-28 | 中冶赛迪工程技术股份有限公司 | 熔融还原炉喷吹煤粉工艺 |
| CN104946841A (zh) * | 2014-03-27 | 2015-09-30 | 宝山钢铁股份有限公司 | 利用corex炉进行炼铁的工艺 |
-
2016
- 2016-07-25 WO PCT/KR2016/008111 patent/WO2017018765A1/fr not_active Ceased
- 2016-07-25 CN CN201680054310.9A patent/CN108026596A/zh active Pending
- 2016-07-25 EP EP16830798.1A patent/EP3330387B1/fr active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0995724A (ja) * | 1995-10-02 | 1997-04-08 | Nkk Corp | スクラップ溶解法 |
| KR20030030495A (ko) * | 2001-10-11 | 2003-04-18 | 주식회사 포스코 | 콜 더스트 취입장치를 갖는 코렉스 용융로 |
| CN101498554A (zh) * | 2009-03-12 | 2009-08-05 | 北京首钢自动化信息技术有限公司 | 高炉串罐自动喷煤控制系统及方法 |
| US20150184939A1 (en) * | 2012-09-20 | 2015-07-02 | Mitsubishi Heavy Industries, Ltd. | Blast furnace installation |
| WO2015000604A1 (fr) * | 2013-07-01 | 2015-01-08 | Siemens Vai Metals Technologies Gmbh | Désulfuration de gaz lors de la production de fonte brute |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2017018765A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108026596A (zh) | 2018-05-11 |
| WO2017018765A8 (fr) | 2017-03-16 |
| EP3330387A1 (fr) | 2018-06-06 |
| WO2017018765A1 (fr) | 2017-02-02 |
| EP3330387B1 (fr) | 2020-05-06 |
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