EP3896177A4 - Method for charging raw material into bell-less blast furnace, and blast furnace operation method - Google Patents
Method for charging raw material into bell-less blast furnace, and blast furnace operation method Download PDFInfo
- Publication number
- EP3896177A4 EP3896177A4 EP20755670.5A EP20755670A EP3896177A4 EP 3896177 A4 EP3896177 A4 EP 3896177A4 EP 20755670 A EP20755670 A EP 20755670A EP 3896177 A4 EP3896177 A4 EP 3896177A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- blast furnace
- bell
- raw material
- charging raw
- less
- 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
- 239000002994 raw material Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/18—Bell-and-hopper arrangements
- C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/20—Arrangements of devices for charging
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0033—Charging; Discharging; Manipulation of charge charging of particulate material
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/10—Charging directly from hoppers or shoots
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)
- Blast Furnaces (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019025211 | 2019-02-15 | ||
PCT/JP2020/003337 WO2020166347A1 (en) | 2019-02-15 | 2020-01-30 | Method for charging raw material into bell-less blast furnace, and blast furnace operation method |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3896177A1 EP3896177A1 (en) | 2021-10-20 |
EP3896177A4 true EP3896177A4 (en) | 2021-11-03 |
EP3896177B1 EP3896177B1 (en) | 2023-06-07 |
Family
ID=72043985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20755670.5A Active EP3896177B1 (en) | 2019-02-15 | 2020-01-30 | Method for charging raw material into bell-less blast furnace, and blast furnace operation method |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3896177B1 (en) |
JP (1) | JP6943339B2 (en) |
KR (1) | KR102635629B1 (en) |
CN (1) | CN113423844A (en) |
WO (1) | WO2020166347A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112176136B (en) * | 2020-09-24 | 2021-09-14 | 中南大学 | Method and system for modeling movement locus of furnace charge on U-shaped chute of blast furnace |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58123808A (en) * | 1982-01-14 | 1983-07-23 | Sumitomo Metal Ind Ltd | Charging method of raw material into blast furnace |
US4941792A (en) * | 1988-07-25 | 1990-07-17 | Paul Wurth S.A. | Handling device for a distribution chute of a shaft furnace and drive mechanism suitable for this device |
JP2011140705A (en) * | 2010-01-08 | 2011-07-21 | Nippon Steel Corp | Turning chute in bell-less type furnace-top charging apparatus for blast furnace and method for operating blast furnace |
JP2012036425A (en) * | 2010-08-04 | 2012-02-23 | Sumitomo Metal Ind Ltd | Bell-less blast furnace operation method |
JP2015117388A (en) * | 2013-12-16 | 2015-06-25 | 新日鐵住金株式会社 | Raw material charging method |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231682Y2 (en) * | 1973-02-06 | 1977-07-19 | ||
JPS4911730U (en) * | 1973-04-12 | 1974-01-31 | ||
JPS5575645U (en) * | 1978-11-14 | 1980-05-24 | ||
JPH089150Y2 (en) * | 1988-08-03 | 1996-03-13 | 新日本製鐵株式会社 | Swivel chute for vertical furnace |
JP3760016B2 (en) * | 1997-03-03 | 2006-03-29 | 新日本製鐵株式会社 | Furnace top charging equipment |
JP3823485B2 (en) * | 1997-04-07 | 2006-09-20 | Jfeスチール株式会社 | Rotating chute for bellless type furnace top charging equipment for blast furnace |
JP3938616B2 (en) * | 1997-08-14 | 2007-06-27 | 新日本製鐵株式会社 | Swivel chute |
JP2000119711A (en) * | 1998-10-08 | 2000-04-25 | Sumitomo Metal Ind Ltd | Bell-less type raw material charging method in blast furnace |
JP2003328018A (en) | 2002-05-08 | 2003-11-19 | Sumitomo Metal Ind Ltd | Method for charging raw material into bellless blast furnace |
JP2011063836A (en) * | 2009-09-16 | 2011-03-31 | Jfe Steel Corp | Turning chute in bell-less type raw material charging apparatus for blast furnace |
JP6327383B1 (en) | 2017-05-16 | 2018-05-23 | Jfeスチール株式会社 | Charge distribution control method in blast furnace |
CN207376079U (en) * | 2017-09-28 | 2018-05-18 | 上海梅山钢铁股份有限公司 | A kind of blast furnace material distribution chute |
-
2020
- 2020-01-30 EP EP20755670.5A patent/EP3896177B1/en active Active
- 2020-01-30 WO PCT/JP2020/003337 patent/WO2020166347A1/en unknown
- 2020-01-30 KR KR1020217025429A patent/KR102635629B1/en active IP Right Grant
- 2020-01-30 JP JP2020519148A patent/JP6943339B2/en active Active
- 2020-01-30 CN CN202080013727.7A patent/CN113423844A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58123808A (en) * | 1982-01-14 | 1983-07-23 | Sumitomo Metal Ind Ltd | Charging method of raw material into blast furnace |
US4941792A (en) * | 1988-07-25 | 1990-07-17 | Paul Wurth S.A. | Handling device for a distribution chute of a shaft furnace and drive mechanism suitable for this device |
JP2011140705A (en) * | 2010-01-08 | 2011-07-21 | Nippon Steel Corp | Turning chute in bell-less type furnace-top charging apparatus for blast furnace and method for operating blast furnace |
JP2012036425A (en) * | 2010-08-04 | 2012-02-23 | Sumitomo Metal Ind Ltd | Bell-less blast furnace operation method |
JP2015117388A (en) * | 2013-12-16 | 2015-06-25 | 新日鐵住金株式会社 | Raw material charging method |
Non-Patent Citations (1)
Title |
---|
See also references of WO2020166347A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP3896177B1 (en) | 2023-06-07 |
WO2020166347A1 (en) | 2020-08-20 |
KR20210113339A (en) | 2021-09-15 |
JPWO2020166347A1 (en) | 2021-03-11 |
BR112021015745A2 (en) | 2021-10-26 |
EP3896177A1 (en) | 2021-10-20 |
JP6943339B2 (en) | 2021-09-29 |
CN113423844A (en) | 2021-09-21 |
KR102635629B1 (en) | 2024-02-08 |
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