SE395715B - Forfarande och anordning for framstellning av metalliserade jernoxidkulor i schaktugn - Google Patents

Forfarande och anordning for framstellning av metalliserade jernoxidkulor i schaktugn

Info

Publication number
SE395715B
SE395715B SE7016762A SE1676270A SE395715B SE 395715 B SE395715 B SE 395715B SE 7016762 A SE7016762 A SE 7016762A SE 1676270 A SE1676270 A SE 1676270A SE 395715 B SE395715 B SE 395715B
Authority
SE
Sweden
Prior art keywords
procedure
manufacture
iron oxides
metallized iron
shaft oven
Prior art date
Application number
SE7016762A
Other languages
English (en)
Swedish (sv)
Inventor
D Beggs
W T Marston
Original Assignee
Midland Ross 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 Midland Ross Corp filed Critical Midland Ross Corp
Publication of SE395715B publication Critical patent/SE395715B/xx

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/52—Hydrogen sulfide
    • B01D53/523—Mixtures of hydrogen sulfide and sulfur oxides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/20—Purifying combustible gases containing carbon monoxide by treating with solids; Regenerating spent purifying masses
    • 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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42—Sulphur removal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Furnace Details (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
SE7016762A 1969-12-10 1970-12-10 Forfarande och anordning for framstellning av metalliserade jernoxidkulor i schaktugn SE395715B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00883889A US3816101A (en) 1969-12-10 1969-12-10 Method for reducing iron oxides in a gaseous reduction process

Publications (1)

Publication Number Publication Date
SE395715B true SE395715B (sv) 1977-08-22

Family

ID=25383537

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7016762A SE395715B (sv) 1969-12-10 1970-12-10 Forfarande och anordning for framstellning av metalliserade jernoxidkulor i schaktugn

Country Status (11)

Country Link
US (1) US3816101A (de)
JP (1) JPS515328B1 (de)
AU (1) AU2282070A (de)
BE (1) BE759927A (de)
DE (1) DE2060652C3 (de)
ES (1) ES386319A1 (de)
FR (1) FR2073169A5 (de)
GB (1) GB1327279A (de)
NL (1) NL167998C (de)
NO (1) NO132838C (de)
SE (1) SE395715B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001010A (en) * 1974-08-26 1977-01-04 Nippon Steel Corporation Method for processing reduced iron
US4013454A (en) * 1975-03-04 1977-03-22 Robert Kenneth Jordan Coproduction of iron with methanol and ammonia
US4049440A (en) * 1975-05-19 1977-09-20 Midrex Corporation Method for producing metallic iron pellets
US4046557A (en) * 1975-09-08 1977-09-06 Midrex Corporation Method for producing metallic iron particles
US4608240A (en) * 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
EP0736505A1 (de) * 1995-04-07 1996-10-09 HYLSA, S.A. de C.V. Feuerfester Ziegel für Reaktoren für die Eisenerz-Reduktion
AT407192B (de) 1998-08-13 2001-01-25 Voest Alpine Ind Anlagen Schachtofen
US6562103B2 (en) 2001-07-27 2003-05-13 Uop Llc Process for removal of carbon dioxide for use in producing direct reduced iron
SE0301071D0 (sv) * 2003-04-11 2003-04-11 Hoeganaes Ab Gas purification
DE102006062689B4 (de) * 2006-12-21 2009-01-22 Mines And Metals Engineering Gmbh (M.M.E.) Schachtofen für die direkte Reduktion von Eisenoxid
AT505490B1 (de) * 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
CN102405274B (zh) 2009-04-20 2014-03-12 米德雷克斯技术公司 从废气中分离二氧化碳的方法和设备
US8657999B2 (en) * 2010-07-28 2014-02-25 General Electric Company Methods for preparing fuel compositions from renewable sources, and related systems
MY174695A (en) 2013-02-15 2020-05-08 Midrex Technologies Inc Method and apparatus for sequestering carbon dioxide from a spent gas

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL26409C (de) * 1900-01-01
US1800856A (en) * 1926-04-07 1931-04-14 Bradley Linn Treating iron ore
US1871848A (en) * 1930-03-06 1932-08-16 Gustafsson Emil Gustaf Torvald Process for producing metal sponge
US2551905A (en) * 1946-04-29 1951-05-08 Phillips Petroleum Co Desulfurization of gases
US2528553A (en) * 1946-11-19 1950-11-07 Pickands Mather & Co Process of magnetic roasting
US2545932A (en) * 1948-05-26 1951-03-20 Allied Chem & Dye Corp Two-stage conversion of iron oxide into iron
US2545933A (en) * 1948-05-26 1951-03-20 Allied Chem & Dye Corp Conversion of iron oxide into iron with coke-oven gas
US2740706A (en) * 1951-10-10 1956-04-03 Texaco Development Corp Method of reducing metal oxides
US2821471A (en) * 1956-12-19 1958-01-28 Texaco Development Corp Process for reduction of iron ore
US2931720A (en) * 1958-09-25 1960-04-05 Pickands Mather & Co Beneficiation of low-grade hematitic ore materials
US3151973A (en) * 1962-02-23 1964-10-06 Inland Steel Co Production of low sulfur iron
US3199946A (en) * 1963-07-23 1965-08-10 Honolulu Gas Company Removal of hydrogen sulfide from hydrocarbon fuel gases
US3375099A (en) * 1964-06-30 1968-03-26 Armco Steel Corp Production of iron from pelletized iron ores
US3375098A (en) * 1964-07-22 1968-03-26 Armco Steel Corp Gaseous reduction of iron ores

Also Published As

Publication number Publication date
NL167998C (nl) 1982-02-16
NL7017849A (de) 1971-06-14
FR2073169A5 (fr) 1971-09-24
AU2282070A (en) 1972-06-01
DE2060652B2 (de) 1979-12-13
DE2060652A1 (de) 1971-06-16
NL167998B (nl) 1981-09-16
NO132838B (de) 1975-10-06
NO132838C (de) 1976-01-14
DE2060652C3 (de) 1980-08-21
US3816101A (en) 1974-06-11
JPS515328B1 (de) 1976-02-19
BE759927A (fr) 1971-06-07
ES386319A1 (es) 1973-03-16
GB1327279A (en) 1973-08-22

Similar Documents

Publication Publication Date Title
AT311397B (de) Schachtofenbegichtungsvorrichtung
BE783273A (fr) Nouvelles triazolobenzodiazepines et leur
FI55379C (fi) Polyolefinmassa med baettre vattenavledningsegenskaper foer framstaellning av papper och massans framstaellningsfoerfarande
SE395715B (sv) Forfarande och anordning for framstellning av metalliserade jernoxidkulor i schaktugn
SE395349B (sv) Blixtlas och forfarande for dess framstellning
BE752687A (fr) Four rotatif de frittage
BE756127A (fr) Ethers heterocycliques et leur preparation
SE387367B (sv) Sett och apparat for nodularisering av gjutjern
SE387525B (sv) Blixtlas och forfarande vid tillverkning av detsamma
BE792906A (fr) Aryl-cetones et leur preparation
BR7201409D0 (pt) Detector eletromagnetico e conjunto detector eletromagnetico
BE783272A (fr) Triazolobenzodiazepines et leur preparation
SE396245B (sv) Modulbyggd konvektor for bostadsuppvermning och apparat for framstellning av densamma
AT295696B (de) Backofen- und Grillreiniger
TR16960A (tr) Fungisid ve akarisid olarak mueessir mahlul huelasalari
FI54592B (fi) Foerpackning av straengar av med adhesionsmedel belagda glasfibrer och foerfarande foer framstaellning av foerpackningen
BE779102A (fr) Dispersions et compositions de revetement
BE785375A (fr) Thiolincosaminides et leur preparation
BE758969A (fr) Alcoyl-adamantanes et leur preparation
SE385617B (sv) Forbindning mellan kyltuber och roterugn
SE380800B (sv) Analogiforfarande for framstellning av dibensodiazepiner och pyridobensodiazepiner
FI53790B (fi) Foerfarande och anordning foer styrd gjutning av en form med smaelt metall
BE782846A (fr) Triazolobenzodiazepines substituees et leur preparation
BE782849A (fr) Nouvelles triazolobenzodiazepines et leur preparation
SE380753B (sv) Forfarande och anordning for framstellning av stavelement for rymdfackverk