IT1027822B - Apparecchio per il raffreddamento di on letto mobile di granuli solidi permeabili ai gas - Google Patents

Apparecchio per il raffreddamento di on letto mobile di granuli solidi permeabili ai gas

Info

Publication number
IT1027822B
IT1027822B IT30748/74A IT3074874A IT1027822B IT 1027822 B IT1027822 B IT 1027822B IT 30748/74 A IT30748/74 A IT 30748/74A IT 3074874 A IT3074874 A IT 3074874A IT 1027822 B IT1027822 B IT 1027822B
Authority
IT
Italy
Prior art keywords
cooling
equipment
gas permeable
mobile bed
solid granules
Prior art date
Application number
IT30748/74A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1027822B publication Critical patent/IT1027822B/it

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 specially adapted for 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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)
  • Furnace Details (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
IT30748/74A 1973-12-26 1974-12-19 Apparecchio per il raffreddamento di on letto mobile di granuli solidi permeabili ai gas IT1027822B (it)

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 (1)

Publication Number Publication Date
IT1027822B true IT1027822B (it) 1978-12-20

Family

ID=23697730

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30748/74A IT1027822B (it) 1973-12-26 1974-12-19 Apparecchio per il raffreddamento di on letto mobile di granuli solidi permeabili ai gas

Country Status (19)

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

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
US4974816A (en) * 1986-02-07 1990-12-04 Envirotech Corporation Method and 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
US5007620A (en) * 1986-02-07 1991-04-16 Envirotech Corporation Apparatus for biological processing of metal-containing ores
US5618032A (en) * 1994-05-04 1997-04-08 Midrex International B.V. Rotterdam, Zurich Branch Shaft furnace for production of iron carbide
US5437708A (en) * 1994-05-04 1995-08-01 Midrex International B.V. Rotterdam, Zurich Branch Iron carbide production in shaft furnace
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
EA027331B1 (ru) * 2012-10-18 2017-07-31 Тенова Минералз (Пти) Лтд. Нагревательное устройство и газораспределитель для использования в нем
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
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
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
EP3255158A1 (de) * 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
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
IN139654B (it) 1976-07-10
DE2461094A1 (de) 1975-07-03
LU71526A1 (it) 1975-06-17
JPS50117052A (it) 1975-09-12
NO139795B (no) 1979-01-29
AU7652074A (en) 1976-06-17
AT328481B (de) 1976-03-25
JPS5320706B2 (it) 1978-06-28
BR7410604D0 (pt) 1975-09-02
SE424914B (sv) 1982-08-16
DE2461094B2 (de) 1976-09-30
FR2256388A1 (it) 1975-07-25
NO139795C (no) 1979-05-09
NO744603L (it) 1975-07-21
SE7416088L (it) 1975-06-27
FR2256388B1 (it) 1978-07-07
MY8100247A (en) 1981-12-31
US3836131A (en) 1974-09-17
CA1019569A (en) 1977-10-25
BE823546A (fr) 1975-04-16
KE3098A (en) 1981-02-13
ES433140A1 (es) 1976-11-16
GB1485429A (en) 1977-09-14
NL7416616A (nl) 1975-06-30
AR201802A1 (es) 1975-04-15
ZA748088B (en) 1976-01-28
ATA1013574A (de) 1975-06-15

Similar Documents

Publication Publication Date Title
AR201802A1 (es) Aparato para enfriar un lecho permeable al gas de particulas solidas descendentes
SE399364B (sv) Kylkammare for flerbeddsreaktor for vetekatalytiska reaktioner
SE7511456L (sv) Radioenhet for lokalisering av nodstellda
IT1026097B (it) Apparecchio per la rigenerazione di catalizzatori di termoscissione
IT1019987B (it) Procedimento di rigenerazione di catalizzatori
IT1059169B (it) Struttura anulare di raffreddamento per camere di combustione
IT1006392B (it) Metodo per l eliminazione di ossidi di azoto presenti in gas
IT1019988B (it) Procedimento di rigenerazione di catalizzatori
IT979112B (it) Gruppo di raffreddamento per ap parecchi di reazioni chimiche esotermiche
BE822358A (fr) Procede de reproduction des corps cellulaires
IT1013182B (it) Procedimento per la depurazione di gas industriali
SE7410555L (sv) Redskap for lyftning av genom vertikala snitt uppdelade porbetongkroppar
IT1035927B (it) Procedimento per la fluorurazione catalitica di composti oganici saturi
IT1006822B (it) Metodo per purificazione di gas con tenente idrogeno solforato
NO141611C (no) Anvendelse av visse organotinnmaleat-forbindelser til stabilisering av acrylnitrilpolymerer
IT1019662B (it) Procedimento di trasporto per diffusione
IT1051038B (it) Procedimento per la costipazione e la granulazione di composta
IT985928B (it) Apparecchio di distribuzione di gas sotto pressione
SE418654B (sv) Anleggning for selektivt mottagaranrop medelst berfrekventa telegram
IT1031234B (it) Apparecchiatura per la regolazione di segnali numerici
IT1002769B (it) Procedimento ed apparecchiatura per depurare mercurio
IT1018757B (it) Procedimento ed apparecchiatura di adsorbimento per depurare gas e mi scele di gas
FR2293483A1 (fr) Procede de preparation de gaz de synthese
IT1006318B (it) Apparecchiatura ionizzatrice per gas
BE825444R (fr) Procede de synthese chimique de oxa-1-oxo-2-diaza-3,8-phenethyl-8-spiro (4,5) decane