DE2146943A1 - Verfahren zur Herstellung eines Mittels, um in der Stahlindustrie eine kornförmige basische Schlacke zu bilden - Google Patents

Verfahren zur Herstellung eines Mittels, um in der Stahlindustrie eine kornförmige basische Schlacke zu bilden

Info

Publication number
DE2146943A1
DE2146943A1 DE19712146943 DE2146943A DE2146943A1 DE 2146943 A1 DE2146943 A1 DE 2146943A1 DE 19712146943 DE19712146943 DE 19712146943 DE 2146943 A DE2146943 A DE 2146943A DE 2146943 A1 DE2146943 A1 DE 2146943A1
Authority
DE
Germany
Prior art keywords
pellets
calcined
rotary kiln
grain size
preheater
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.)
Pending
Application number
DE19712146943
Other languages
German (de)
English (en)
Inventor
Takaho Tokio; Fukuro Koichi; Matsumura Shunsuke; Tochigi; Kawawa (Japan)
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.)
JFE Engineering Corp
Yoshizawa Lime Industry Co Ltd
Original Assignee
Yoshizawa Lime Industry Co Ltd
Nippon Kokan Ltd
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 Yoshizawa Lime Industry Co Ltd, Nippon Kokan Ltd filed Critical Yoshizawa Lime Industry Co Ltd
Publication of DE2146943A1 publication Critical patent/DE2146943A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2958—Metal or metal compound in coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Mold Materials And Core Materials (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE19712146943 1970-09-25 1971-09-20 Verfahren zur Herstellung eines Mittels, um in der Stahlindustrie eine kornförmige basische Schlacke zu bilden Pending DE2146943A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45083702A JPS5017171B1 (en:Method) 1970-09-25 1970-09-25

Publications (1)

Publication Number Publication Date
DE2146943A1 true DE2146943A1 (de) 1972-03-30

Family

ID=13809811

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712146943 Pending DE2146943A1 (de) 1970-09-25 1971-09-20 Verfahren zur Herstellung eines Mittels, um in der Stahlindustrie eine kornförmige basische Schlacke zu bilden

Country Status (5)

Country Link
US (1) US3793006A (en:Method)
JP (1) JPS5017171B1 (en:Method)
DE (1) DE2146943A1 (en:Method)
FR (1) FR2107983B1 (en:Method)
GB (1) GB1334915A (en:Method)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864120A (en) * 1970-04-14 1975-02-04 Helmut Knuppel Stabilized burnt lime product and process
US3884678A (en) * 1974-02-04 1975-05-20 Jones & Laughlin Steel Corp Fluxes
US4202692A (en) * 1978-02-01 1980-05-13 The Clay Harden Company Tundish flux powder
FR2440405A1 (fr) * 1978-11-03 1980-05-30 Sueddeutsche Kalkstickstoff Produit et procede d'inoculation de la fonte
GB2049736B (en) * 1979-04-19 1983-02-16 Foseco Int Desulphurisation of metals
JPS58151416A (ja) * 1982-03-03 1983-09-08 Sumitomo Metal Ind Ltd クロムを含む溶融鉄合金の脱燐・脱硫方法
JP4788013B2 (ja) * 1999-12-21 2011-10-05 Ｊｆｅスチール株式会社 低燐溶銑の製造方法
CN102296151A (zh) * 2011-08-22 2011-12-28 辽宁天和科技股份有限公司 一种复合结构的预熔渣
CN111893245B (zh) * 2020-07-08 2022-03-18 武汉钢铁有限公司 超低碳钢精炼渣改质剂及其改质方法
CN118218600A (zh) * 2024-03-27 2024-06-21 鞍钢股份有限公司 一种炼钢用粒铁表面包覆防高温氧化的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA698147A (en) * 1964-11-17 L. Hodge Abram Treatment of flue gas containing iron oxide particles
FR959646A (en:Method) * 1950-03-31
US3169852A (en) * 1961-10-05 1965-02-16 Allis Chalmers Mfg Co Pellet of iron ore and flux, and method for making same
NL137145C (en:Method) * 1965-11-23
FR1515437A (fr) * 1967-03-20 1968-03-01 Mcdowell Wellman Eng Co Flux pour sidérurgie et son procédé de fabrication
US3649248A (en) * 1968-10-28 1972-03-14 Yawata Iron & Steel Co Process for producing a calcium ferrite for making steels
US3721548A (en) * 1968-12-23 1973-03-20 Republic Steel Corp Treatment of iron-containing particles
US3669618A (en) * 1969-03-03 1972-06-13 Republic Steel Corp Method of producing dicalcium ferrite sinter
US3726665A (en) * 1969-10-15 1973-04-10 C & W Corson H Inc Slagging in basic steel-making process
US3645719A (en) * 1969-10-15 1972-02-29 Corson G & W H Slagging in basic steel-making process and compositions therefor

Also Published As

Publication number Publication date
GB1334915A (en) 1973-10-24
FR2107983B1 (en:Method) 1974-03-15
US3793006A (en) 1974-02-19
FR2107983A1 (en:Method) 1972-05-12
JPS5017171B1 (en:Method) 1975-06-19

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