BR9303358A - Processo para a producao de aco - Google Patents

Processo para a producao de aco

Info

Publication number
BR9303358A
BR9303358A BR9303358A BR9303358A BR9303358A BR 9303358 A BR9303358 A BR 9303358A BR 9303358 A BR9303358 A BR 9303358A BR 9303358 A BR9303358 A BR 9303358A BR 9303358 A BR9303358 A BR 9303358A
Authority
BR
Brazil
Prior art keywords
production process
steel production
steel
production
Prior art date
Application number
BR9303358A
Other languages
English (en)
Inventor
Mohammad Javad Niayesh
Original Assignee
Mintek
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 Mintek filed Critical Mintek
Publication of BR9303358A publication Critical patent/BR9303358A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast 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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • 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
    • C21C5/005—Manufacture of stainless steel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2406—Binding; Briquetting ; Granulating pelletizing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR9303358A 1992-08-11 1993-08-11 Processo para a producao de aco BR9303358A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA926006 1992-08-11

Publications (1)

Publication Number Publication Date
BR9303358A true BR9303358A (pt) 1994-03-15

Family

ID=66817583

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9303358A BR9303358A (pt) 1992-08-11 1993-08-11 Processo para a producao de aco

Country Status (9)

Country Link
EP (1) EP0583164A1 (pt)
JP (1) JPH06172916A (pt)
KR (1) KR950006013A (pt)
BR (1) BR9303358A (pt)
CA (1) CA2103843A1 (pt)
FI (1) FI933547A (pt)
NO (1) NO932850L (pt)
ZA (1) ZA935789B (pt)
ZW (1) ZW9893A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575829A (en) * 1995-06-06 1996-11-19 Armco Inc. Direct use of sulfur-bearing nickel concentrate in making Ni alloyed stainless steel
US5567224A (en) * 1995-06-06 1996-10-22 Armco Inc. Method of reducing metal oxide in a rotary hearth furnace heated by an oxidizing flame
US5749939A (en) * 1996-12-04 1998-05-12 Armco Inc. Melting of NI laterite in making NI alloyed iron or steel
US6030434A (en) * 1999-03-31 2000-02-29 International Briquettes Holding Method for hot agglomeration of solid metallized iron particles to produce alloyed briquettes
DE102007015585A1 (de) * 2007-03-29 2008-10-02 M.K.N. Technologies Gmbh Schmelzmetallurgisches Verfahren zur Herstellung von Metallschmelzen und übergangsmetallhaltiger Zuschlagstoff zur Verwendung in diesen
FI127721B (fi) * 2009-02-11 2019-01-15 Outokumpu Oy Menetelmä nikkeliä sisältävän ferroseoksen valmistamiseksi
FI123241B (fi) * 2011-06-13 2013-01-15 Outokumpu Oy Menetelmä pelkistymisasteen parantamiseksi ferroseosta sulatettaessa
CA3029892C (en) * 2016-07-11 2024-03-26 Outotec (Finland) Oy Process for manufacturing chromium and iron bearing agglomerates with different addition of manganese, nickel and molybdenum bearing materials
CN106636540B (zh) * 2016-12-21 2019-01-18 钢铁研究总院 一种氧化锰和氧化钼同时直接合金化的电炉炼钢工艺
CN106755983B (zh) * 2016-12-21 2018-05-29 钢铁研究总院 一种氧化锰和氧化钼混合物球团及其使用方法
CN110241314A (zh) * 2018-03-08 2019-09-17 盐城市鑫洋电热材料有限公司 一种用铬铁矿制备铬铁合金的方法
CN113549741A (zh) * 2021-07-31 2021-10-26 江苏鼎跃金属制品有限公司 一种真空氧化性气体脱碳制备低碳铬铁的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3323907A (en) * 1964-11-23 1967-06-06 Air Prod & Chem Production of chromium steels
JPS5524926A (en) * 1978-08-08 1980-02-22 Nippon Steel Corp Removal of tramp elements from dust
JPS5629652A (en) * 1979-08-13 1981-03-25 Nisshin Steel Co Ltd Molybdenum oxide briquette
US4362559A (en) * 1981-03-09 1982-12-07 American Cyanamid Company Method of introducing addition agents into a metallurgical operation
US4373948A (en) * 1981-03-31 1983-02-15 Union Carbide Corporation Addition agents for iron-base alloys
US4396425A (en) * 1981-03-31 1983-08-02 Union Carbide Corporation Addition agent for adding vanadium to iron base alloys
LU83362A1 (de) * 1981-05-13 1983-03-24 Alloys Continental Sa Verfahren zum aufbereiten von pulverfoermigen metalloxyden als legierungszusaetze zu stahlschmelzen
DE3150291A1 (de) * 1981-12-18 1983-06-30 Betriebsforschungsinstitut VDEh - Institut für angewandte Forschung GmbH, 4000 Düsseldorf Verfahren fuer die wiederverwertung von bei der edelstahlerzeugung entstehenden staeuben
JPS59126707A (ja) * 1983-01-07 1984-07-21 Kawasaki Steel Corp クロム鉱石を使うクロム含有鋼の溶製方法およびクロム添加剤
JPS6036613A (ja) * 1983-08-06 1985-02-25 Nippon Steel Corp 含ニツケルステンレス素溶鋼の製造方法
JPS62133012A (ja) * 1985-12-05 1987-06-16 Kobe Steel Ltd 含クロム溶鉄の製造方法
JPS63183988A (ja) * 1987-01-27 1988-07-29 Nippon Steel Corp 有価金属含有コ−クスの製造法

Also Published As

Publication number Publication date
EP0583164A1 (en) 1994-02-16
FI933547A (fi) 1994-02-12
ZA935789B (en) 1994-03-03
ZW9893A1 (en) 1993-09-15
JPH06172916A (ja) 1994-06-21
FI933547A0 (fi) 1993-08-11
CA2103843A1 (en) 1994-02-12
NO932850D0 (no) 1993-08-11
NO932850L (no) 1994-02-14
KR950006013A (ko) 1995-03-20

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Legal Events

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B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.