EP2202323A4 - Vertical furnace - Google Patents

Vertical furnace

Info

Publication number
EP2202323A4
EP2202323A4 EP08778301A EP08778301A EP2202323A4 EP 2202323 A4 EP2202323 A4 EP 2202323A4 EP 08778301 A EP08778301 A EP 08778301A EP 08778301 A EP08778301 A EP 08778301A EP 2202323 A4 EP2202323 A4 EP 2202323A4
Authority
EP
European Patent Office
Prior art keywords
vertical furnace
furnace
vertical
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.)
Withdrawn
Application number
EP08778301A
Other languages
German (de)
French (fr)
Other versions
EP2202323A1 (en
Inventor
Yasuhiko Omatsu
Akihiko Shinotake
Kazushi Akagi
Masaaki Naito
Jun Tsubota
Zen-Etsu Kikuchi
Shin Murase
Hans Jaan Lachner
Michel Lemperle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuettner GmbH and Co KG
Nippon Steel Corp
Original Assignee
Kuettner GmbH and Co KG
Nippon Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kuettner GmbH and Co KG, Nippon Steel Corp filed Critical Kuettner GmbH and Co KG
Publication of EP2202323A1 publication Critical patent/EP2202323A1/en
Publication of EP2202323A4 publication Critical patent/EP2202323A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • 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
    • 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
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/56—Manufacture of steel by other methods
    • 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
    • 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
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • F27D3/0027—Charging vertically with corbs
    • 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)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
EP08778301A 2007-09-07 2008-07-14 Vertical furnace Withdrawn EP2202323A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007233197 2007-09-07
JP2008177041A JP4308878B2 (en) 2007-09-07 2008-07-07 Vertical furnace
PCT/JP2008/063074 WO2009031367A1 (en) 2007-09-07 2008-07-14 Vertical furnace

Publications (2)

Publication Number Publication Date
EP2202323A1 EP2202323A1 (en) 2010-06-30
EP2202323A4 true EP2202323A4 (en) 2010-09-15

Family

ID=40428690

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08778301A Withdrawn EP2202323A4 (en) 2007-09-07 2008-07-14 Vertical furnace

Country Status (3)

Country Link
EP (1) EP2202323A4 (en)
JP (1) JP4308878B2 (en)
WO (1) WO2009031367A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832706B (en) * 2010-04-30 2012-05-23 攀枝花市创盛粉末冶金有限责任公司 External combustion tube type direct reduction shaft furnace
CN101813412B (en) * 2010-04-30 2011-09-14 攀枝花市创盛粉末冶金有限责任公司 Method and device for distributing anti-adhesion material for shaft furnace
CN104697321A (en) * 2015-02-15 2015-06-10 德清县众合保温材料厂（普通合伙） Material distribution mechanism for cupola furnace
CN104792150A (en) * 2015-04-27 2015-07-22 乔治费歇尔汽车产品(昆山)有限公司 Natural gas cupola furnace

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594154A (en) * 1967-05-20 1971-07-20 Sumitomo Metal Ind Iron making process and its arrangement thereof
DE2309297A1 (en) * 1973-02-24 1974-09-12 Demag Ag Shaft furnace for metal ore redn. - esp. iron sponge mfr. has separate concentric reaction zones
US6129776A (en) * 1996-01-26 2000-10-10 Nippon Steel Corporation Operation method of vertical furnace

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58171520A (en) * 1982-03-31 1983-10-08 Yoshida Tekkosho:Kk Manufacture of low sulfur cast iron
JPS59143009A (en) * 1983-02-07 1984-08-16 Kawasaki Steel Corp Method and device for charging raw material to melt reducing furnace
JP3516793B2 (en) 1996-01-26 2004-04-05 新日本製鐵株式会社 How to load raw fuel such as dust agglomerate, self-reducing ore, iron scrap, solid fuel, etc. into vertical furnace
JP3814046B2 (en) 1996-04-17 2006-08-23 新日本製鐵株式会社 How to operate a vertical furnace
JPH10267539A (en) * 1997-03-25 1998-10-09 Nippon Steel Corp Charging apparatus for vertical furnace
JP3586355B2 (en) * 1997-03-25 2004-11-10 新日本製鐵株式会社 Raw fuel loading apparatus and method for vertical furnace

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594154A (en) * 1967-05-20 1971-07-20 Sumitomo Metal Ind Iron making process and its arrangement thereof
DE2309297A1 (en) * 1973-02-24 1974-09-12 Demag Ag Shaft furnace for metal ore redn. - esp. iron sponge mfr. has separate concentric reaction zones
US6129776A (en) * 1996-01-26 2000-10-10 Nippon Steel Corporation Operation method of vertical furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009031367A1 *

Also Published As

Publication number Publication date
JP2009079288A (en) 2009-04-16
EP2202323A1 (en) 2010-06-30
JP4308878B2 (en) 2009-08-05
WO2009031367A1 (en) 2009-03-12

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AX Request for extension of the european patent

Extension state: AL BA MK RS

A4 Supplementary search report drawn up and despatched

Effective date: 20100818

RIC1 Information provided on ipc code assigned before grant

Ipc: F27D 3/10 20060101ALI20100812BHEP

Ipc: F27D 3/00 20060101ALI20100812BHEP

Ipc: C21C 5/56 20060101ALI20100812BHEP

Ipc: C21B 13/00 20060101ALI20100812BHEP

Ipc: F27B 1/20 20060101ALI20100812BHEP

Ipc: C21B 11/02 20060101AFI20090325BHEP

DAX Request for extension of the european patent (deleted)
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Effective date: 20101231