FR2346452B1 - - Google Patents

Info

Publication number
FR2346452B1
FR2346452B1 FR7703163A FR7703163A FR2346452B1 FR 2346452 B1 FR2346452 B1 FR 2346452B1 FR 7703163 A FR7703163 A FR 7703163A FR 7703163 A FR7703163 A FR 7703163A FR 2346452 B1 FR2346452 B1 FR 2346452B1
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
FR7703163A
Other languages
French (fr)
Other versions
FR2346452A1 (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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of FR2346452A1 publication Critical patent/FR2346452A1/fr
Application granted granted Critical
Publication of FR2346452B1 publication Critical patent/FR2346452B1/fr
Granted 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
    • C21B13/008—Use of special additives or fluxing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/952—Producing fibers, filaments, or whiskers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Compounds Of Iron (AREA)
FR7703163A 1976-03-31 1977-02-04 Procede pour la fabrication de poudre de fer Granted FR2346452A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2614342A DE2614342C3 (de) 1976-03-31 1976-03-31 Verfahren zum Herstellen von Eisenpulver mit faseriger Struktur

Publications (2)

Publication Number Publication Date
FR2346452A1 FR2346452A1 (fr) 1977-10-28
FR2346452B1 true FR2346452B1 (show.php) 1980-06-06

Family

ID=5974322

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7703163A Granted FR2346452A1 (fr) 1976-03-31 1977-02-04 Procede pour la fabrication de poudre de fer

Country Status (8)

Country Link
US (1) US4213777A (show.php)
JP (1) JPS6025482B2 (show.php)
BR (1) BR7700468A (show.php)
CA (1) CA1079094A (show.php)
DE (1) DE2614342C3 (show.php)
FR (1) FR2346452A1 (show.php)
GB (1) GB1565246A (show.php)
SE (1) SE440230B (show.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318757A (en) * 1979-05-11 1982-03-09 Tdk Electronics Co., Ltd. Process for producing ferro-magnetic metal particles
JPS5811484B2 (ja) * 1980-12-04 1983-03-03 三菱重工業株式会社 還元鉄の製造方法
JP2005273770A (ja) * 2004-03-24 2005-10-06 Advics:Kk ブレーキ用摩擦材
KR102353960B1 (ko) 2017-05-18 2022-01-20 카오카부시키가이샤 발열 조성물용 철분 및 그 제조 방법, 그리고 그 철분을 사용한 발열 조성물 및 발열체의 제조 방법
US20250320118A1 (en) * 2024-04-12 2025-10-16 Peregrine Hydrogen Inc. Steam sulfurous material reforming and thermochemical cycles related thereto

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR652050A (fr) * 1928-03-31 1929-03-02 Granular Iron Company Traitement des minerais de fer et leur équivalent
US2809097A (en) * 1954-06-16 1957-10-08 Pan American Petroleum Corp Process for preparation of carbonyl sulfide and carbon disulfide
FR1262611A (fr) * 1960-04-07 1961-06-05 Renault Dispositif de réacteur et réchauffeur de gaz pour réduction directe du protoxyde de fer par l'hydrogène
FR1268478A (fr) * 1960-04-13 1961-08-04 Renault Procédé de réduction directe du minerai de fer en fer pulvérulent par réducteurs gazeux et appareillage pour la mise en oeuvre de ce procédé
US3377156A (en) * 1965-07-30 1968-04-09 Exxon Research Engineering Co Process of reducing iron oxide ores with gases containing carbon monoxide
GB1219674A (en) * 1968-10-07 1971-01-20 British Iron Steel Research Process for the production of iron powder from aman oxide
US3583864A (en) * 1969-05-05 1971-06-08 Pfizer & Co C Chemical process of producing an iron-copper alloy powder
US3902865A (en) * 1973-06-25 1975-09-02 Us Interior Fe-Cu duplex metal filaments
DE2443978C3 (de) * 1974-09-12 1982-04-15 Mannesmann AG, 4000 Düsseldorf Verfahren zum Herstellen von Eispulver
US4054443A (en) * 1975-12-22 1977-10-18 Midrex Corporation Method of preparing iron powder

Also Published As

Publication number Publication date
SE7700656L (sv) 1977-10-01
JPS52120261A (en) 1977-10-08
DE2614342C3 (de) 1985-12-12
CA1079094A (en) 1980-06-10
DE2614342A1 (de) 1977-10-13
US4213777A (en) 1980-07-22
DE2614342B2 (de) 1979-09-06
SE440230B (sv) 1985-07-22
BR7700468A (pt) 1977-10-18
JPS6025482B2 (ja) 1985-06-18
FR2346452A1 (fr) 1977-10-28
GB1565246A (en) 1980-04-16

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Legal Events

Date Code Title Description
ST Notification of lapse