FR1118643A - Procédé de préparation de fer spongieux avec des agents de réduction gazeux - Google Patents

Procédé de préparation de fer spongieux avec des agents de réduction gazeux

Info

Publication number
FR1118643A
FR1118643A FR1118643DA FR1118643A FR 1118643 A FR1118643 A FR 1118643A FR 1118643D A FR1118643D A FR 1118643DA FR 1118643 A FR1118643 A FR 1118643A
Authority
FR
France
Prior art keywords
reducing agents
sponge iron
gaseous reducing
preparing sponge
preparing
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.)
Expired
Application number
Other languages
English (en)
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.)
Norsk Hydro Elektrisk Kvaelstof AS
Original Assignee
Norsk Hydro Elektrisk Kvaelstof AS
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 Norsk Hydro Elektrisk Kvaelstof AS filed Critical Norsk Hydro Elektrisk Kvaelstof AS
Application granted granted Critical
Publication of FR1118643A publication Critical patent/FR1118643A/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
    • C21B13/023—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state
    • C21B13/026—Making spongy iron or liquid steel, by direct processes in shaft furnaces wherein iron or steel is obtained in a molten state heated electrically
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR1118643D 1954-02-02 1955-02-02 Procédé de préparation de fer spongieux avec des agents de réduction gazeux Expired FR1118643A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO1118643X 1954-02-02

Publications (1)

Publication Number Publication Date
FR1118643A true FR1118643A (fr) 1956-06-08

Family

ID=19908154

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118643D Expired FR1118643A (fr) 1954-02-02 1955-02-02 Procédé de préparation de fer spongieux avec des agents de réduction gazeux

Country Status (1)

Country Link
FR (1) FR1118643A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2281984A1 (fr) * 1974-08-13 1976-03-12 Thyssen Purofer Gmbh Procede et installation de reduction de minerais de fer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2281984A1 (fr) * 1974-08-13 1976-03-12 Thyssen Purofer Gmbh Procede et installation de reduction de minerais de fer

Similar Documents

Publication Publication Date Title
FR1135954A (fr) Procédé d'hydroreformation
FR1118643A (fr) Procédé de préparation de fer spongieux avec des agents de réduction gazeux
FR1137470A (fr) Procédé de préparation des chlorophenylchlorosiloxanes
FR1152803A (fr) Procédé d'amélioration de polyoléfines
FR1152142A (fr) Procédé de préparation des alcoylpolysiloxanes
FR1141276A (fr) Procédé de préparation de l'hexahydro-benzylamine
FR1155270A (fr) Procédé de préparation de l'acrylonitrile
FR1160390A (fr) Procédé de préparation de l'acrylonitrile
FR1219205A (fr) Procédé de préparation des ribofuranosylpurines
FR1160392A (fr) Procédé de purification de l'acrylonitrile
FR1159958A (fr) Procédé d'amélioration de poly-oléfines
FR1272902A (fr) Procédé de préparation des anilides
FR1197780A (fr) Procédé de réduction d'un minerai de fer
FR1162443A (fr) Procédé d'agglomération des poussières de fer
FR1125444A (fr) Procédé de préparation de l'hydroxyéthoxycellulose
FR1197638A (fr) Procédé de préparation de l'ayfactine
FR1205120A (fr) Procédé de préparation des dialcoylbenzènes
FR1163383A (fr) Procédé de préparation des monopéroxyacétals
FR1219208A (fr) Procédé de préparation du 3-(4'-chlorobenzhydryloxy)-tropane
FR1100324A (fr) Procédé de préparation des c-nitrosodiarylamines
FR1122377A (fr) Procédé de préparation des 3-amino-4-butoxybenzoates
FR1169620A (fr) Procédé d'hydroreformation
FR1145289A (fr) Procédé d'hydroreformation
FR1144447A (fr) Procédé de préparation d'acrylonitrile
FR1161112A (fr) Procédé de récupération de l'hydrazine