NL167998C - Werkwijze voor het reduceren van korrelvormig ijzeroxide tot metalliek ijzer. - Google Patents

Werkwijze voor het reduceren van korrelvormig ijzeroxide tot metalliek ijzer.

Info

Publication number
NL167998C
NL167998C NL7017849A NL7017849A NL167998C NL 167998 C NL167998 C NL 167998C NL 7017849 A NL7017849 A NL 7017849A NL 7017849 A NL7017849 A NL 7017849A NL 167998 C NL167998 C NL 167998C
Authority
NL
Netherlands
Prior art keywords
iron
iron oxide
metallic
reducing granular
reducing
Prior art date
Application number
NL7017849A
Other languages
English (en)
Other versions
NL7017849A (nl
NL167998B (nl
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 NL7017849A publication Critical patent/NL7017849A/xx
Publication of NL167998B publication Critical patent/NL167998B/nl
Application granted granted Critical
Publication of NL167998C publication Critical patent/NL167998C/nl

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
NL7017849A 1969-12-10 1970-12-07 Werkwijze voor het reduceren van korrelvormig ijzeroxide tot metalliek ijzer. NL167998C (nl)

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 (3)

Publication Number Publication Date
NL7017849A NL7017849A (nl) 1971-06-14
NL167998B NL167998B (nl) 1981-09-16
NL167998C true NL167998C (nl) 1982-02-16

Family

ID=25383537

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7017849A NL167998C (nl) 1969-12-10 1970-12-07 Werkwijze voor het reduceren van korrelvormig ijzeroxide tot metalliek ijzer.

Country Status (11)

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

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
US4046557A (en) * 1975-09-08 1977-09-06 Midrex Corporation Method for producing metallic iron particles
US4049440A (en) * 1975-05-19 1977-09-20 Midrex Corporation Method for producing metallic iron pellets
US4608240A (en) * 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
ZA962685B (en) * 1995-04-07 1996-07-25 Hylsa Sa Refractory bricks for iron ore reduction reactors
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
KR101344940B1 (ko) 2009-04-20 2013-12-27 미드렉스 테크놀리지스, 인코오포레이티드 탑 가스를 처리하는 방법 및 그 장치
US8657999B2 (en) * 2010-07-28 2014-02-25 General Electric Company Methods for preparing fuel compositions from renewable sources, and related systems
JP2016513004A (ja) 2013-02-15 2016-05-12 ミドレックス テクノロジーズ，インコーポレイテッド 二酸化炭素を使用済みガスから分離する方法、及び装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL26409C (nl) * 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
DE2060652B2 (de) 1979-12-13
NL7017849A (nl) 1971-06-14
NO132838B (nl) 1975-10-06
DE2060652A1 (de) 1971-06-16
BE759927A (fr) 1971-06-07
DE2060652C3 (de) 1980-08-21
AU2282070A (en) 1972-06-01
GB1327279A (en) 1973-08-22
ES386319A1 (es) 1973-03-16
NL167998B (nl) 1981-09-16
US3816101A (en) 1974-06-11
JPS515328B1 (nl) 1976-02-19
FR2073169A5 (fr) 1971-09-24
NO132838C (nl) 1976-01-14
SE395715B (sv) 1977-08-22

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Legal Events

Date Code Title Description
SNR Assignments of patents or rights arising from examined patent applications

Owner name: MIDREX INTERNATIONAL B.V. ROTTERDAM, ZUERICH BRANC

V1 Lapsed because of non-payment of the annual fee