FR2256388B1 - - Google Patents

Info

Publication number
FR2256388B1
FR2256388B1 FR7442045A FR7442045A FR2256388B1 FR 2256388 B1 FR2256388 B1 FR 2256388B1 FR 7442045 A FR7442045 A FR 7442045A FR 7442045 A FR7442045 A FR 7442045A FR 2256388 B1 FR2256388 B1 FR 2256388B1
Authority
FR
France
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.)
Expired
Application number
FR7442045A
Other versions
FR2256388A1 (fr
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.)
Midrex Corp
Original Assignee
Midrex 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 Midrex Corp filed Critical Midrex Corp
Publication of FR2256388A1 publication Critical patent/FR2256388A1/fr
Application granted granted Critical
Publication of FR2256388B1 publication Critical patent/FR2256388B1/fr
Expired legal-status Critical Current

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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in 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
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • 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
    • F27B1/24—Cooling arrangements
    • 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
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • F27D15/02—Cooling
    • F27D15/0286—Cooling in a vertical, e.g. annular, shaft
    • 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
    • F27D9/00—Cooling of furnaces or of charges therein

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)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Manufacture Of Iron (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
FR7442045A 1973-12-26 1974-12-19 Expired FR2256388B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00428146A US3836131A (en) 1973-12-26 1973-12-26 Apparatus for cooling a moving bed of solid, gas permeable particles

Publications (2)

Publication Number Publication Date
FR2256388A1 FR2256388A1 (fr) 1975-07-25
FR2256388B1 true FR2256388B1 (fr) 1978-07-07

Family

ID=23697730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442045A Expired FR2256388B1 (fr) 1973-12-26 1974-12-19

Country Status (19)

Country Link
US (1) US3836131A (fr)
JP (1) JPS5320706B2 (fr)
AR (1) AR201802A1 (fr)
AT (1) AT328481B (fr)
BE (1) BE823546A (fr)
BR (1) BR7410604D0 (fr)
CA (1) CA1019569A (fr)
ES (1) ES433140A1 (fr)
FR (1) FR2256388B1 (fr)
GB (1) GB1485429A (fr)
IN (1) IN139654B (fr)
IT (1) IT1027822B (fr)
KE (1) KE3098A (fr)
LU (1) LU71526A1 (fr)
MY (1) MY8100247A (fr)
NL (1) NL7416616A (fr)
NO (1) NO139795C (fr)
SE (1) SE424914B (fr)
ZA (1) ZA748088B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118017A (en) * 1976-01-02 1978-10-03 United States Steel Corporation Shaft furnace design
DE2805244A1 (de) * 1978-02-08 1979-08-09 Metallgesellschaft Ag Verfahren und vorrichtung zum kuehlen von staubfoermigen oder feinkoernigen feststoffen
US4188022A (en) * 1978-09-08 1980-02-12 Midrex Corporation Hot discharge direct reduction furnace
US4221366A (en) * 1979-01-23 1980-09-09 Hylsa, S.A. Gas distributing closure plug for metallurgical reactor
US4205831A (en) * 1979-04-04 1980-06-03 Hylsa, S. A. Ore reduction reactor discharge regulator
US4290587A (en) * 1979-10-04 1981-09-22 Pullman Incorporated Ore treating apparatus
US4256290A (en) * 1979-10-15 1981-03-17 Pullman Incorporated Bottom cooling arrangement for reduction apparatus
SE443226B (sv) * 1980-03-05 1986-02-17 Luossavaara Kiirunavaara Ab Veemwvexlare
US4470581A (en) * 1981-01-29 1984-09-11 Midrex Corporation Apparatus for selective reduction of metallic oxides
US4338123A (en) * 1981-02-23 1982-07-06 Hylsa, S.A. Method and apparatus for the reduction of metal ores
AT382391B (de) * 1984-08-17 1987-02-25 Voest Alpine Ag Schachtofen
SE450774B (sv) * 1984-08-24 1987-07-27 Skf Steel Eng Ab Sett for kylning av stryckeformigt material samt anordning for genomforande av settet
US5007620A (en) * 1986-02-07 1991-04-16 Envirotech Corporation Apparatus for biological processing of metal-containing ores
US4968008A (en) * 1986-02-07 1990-11-06 Envirotech Corporation Bioleaching apparatus and system
US4728082A (en) * 1986-02-07 1988-03-01 Envirotech Corporation Apparatus for biological processing of metal containing ores
US5057284A (en) * 1986-02-07 1991-10-15 Envirotech Bioslurry reactor for treatment of slurries containing minerals, soils and sludges
US4974816A (en) * 1986-02-07 1990-12-04 Envirotech Corporation Method and apparatus for biological processing of metal-containing ores
US5437708A (en) * 1994-05-04 1995-08-01 Midrex International B.V. Rotterdam, Zurich Branch Iron carbide production in shaft furnace
US5618032A (en) * 1994-05-04 1997-04-08 Midrex International B.V. Rotterdam, Zurich Branch Shaft furnace for production of iron carbide
US5702246A (en) * 1996-02-22 1997-12-30 Xera Technologies Ltd. Shaft furnace for direct reduction of oxides
AT406268B (de) 1997-12-05 2000-03-27 Voest Alpine Ind Anlagen Reduktionsgefäss zur reduktion von metalloxidhältigem material
JP5636881B2 (ja) * 2010-11-01 2014-12-10 宇部興産機械株式会社 竪型焼成炉
CN102798285B (zh) * 2012-08-23 2014-10-22 济钢集团国际工程技术有限公司 一种氧化球团竖炉内置冷却装置
CN105143802A (zh) * 2012-10-18 2015-12-09 特诺恩矿产私人有限公司 加热装置和加热装置中使用的气体分布器
CN104451140A (zh) * 2013-09-13 2015-03-25 中冶东方工程技术有限公司秦皇岛研究设计院 一种立式冷却窑
CN104894323B (zh) * 2015-05-29 2017-03-08 中冶长天国际工程有限责任公司 一种透气物料的气冷装置及方法
CN104862439B (zh) * 2015-05-29 2017-01-04 中冶长天国际工程有限责任公司 一种透气物料的气冷装置及方法
EP3255158A1 (fr) * 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Procédé et appareil de réduction directe par exploitation de gaz evacués
IT201900022587A1 (it) * 2019-11-29 2021-05-29 Galbiati Cristiano Fornace a camere separate
CN113720142B (zh) * 2021-08-23 2023-01-03 西安交通大学 一种换热均匀的竖冷窑

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2591789A (en) * 1948-06-24 1952-04-08 Brassert & Co Apparatus for reducing metallic oxides
US3063695A (en) * 1958-09-25 1962-11-13 P M Associates Beneficiation of low-grade hematitic ore materials
US3764123A (en) * 1970-06-29 1973-10-09 Midland Ross Corp Method of and apparatus for reducing iron oxide to metallic iron

Also Published As

Publication number Publication date
FR2256388A1 (fr) 1975-07-25
NO139795C (no) 1979-05-09
AT328481B (de) 1976-03-25
NO139795B (no) 1979-01-29
KE3098A (en) 1981-02-13
MY8100247A (en) 1981-12-31
BE823546A (fr) 1975-04-16
ATA1013574A (de) 1975-06-15
GB1485429A (en) 1977-09-14
AR201802A1 (es) 1975-04-15
BR7410604D0 (pt) 1975-09-02
DE2461094A1 (de) 1975-07-03
US3836131A (en) 1974-09-17
ES433140A1 (es) 1976-11-16
NO744603L (fr) 1975-07-21
DE2461094B2 (de) 1976-09-30
LU71526A1 (fr) 1975-06-17
AU7652074A (en) 1976-06-17
CA1019569A (fr) 1977-10-25
SE7416088L (fr) 1975-06-27
JPS5320706B2 (fr) 1978-06-28
SE424914B (sv) 1982-08-16
JPS50117052A (fr) 1975-09-12
IT1027822B (it) 1978-12-20
IN139654B (fr) 1976-07-10
NL7416616A (nl) 1975-06-30
ZA748088B (en) 1976-01-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse