HUP1300336A2 - Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics - Google Patents

Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics

Info

Publication number
HUP1300336A2
HUP1300336A2 HU1300336A HUP1300336A HUP1300336A2 HU P1300336 A2 HUP1300336 A2 HU P1300336A2 HU 1300336 A HU1300336 A HU 1300336A HU P1300336 A HUP1300336 A HU P1300336A HU P1300336 A2 HUP1300336 A2 HU P1300336A2
Authority
HU
Hungary
Prior art keywords
sulfur
metalurgical
production
super clean
controlled
Prior art date
Application number
HU1300336A
Other languages
Hungarian (hu)
Inventor
Laszlo Kiss
Oszkar Grega
Original Assignee
Astra Mining Hungary Kft
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 Astra Mining Hungary Kft filed Critical Astra Mining Hungary Kft
Priority to HU1300336A priority Critical patent/HUP1300336A2/en
Priority to PCT/HU2014/000045 priority patent/WO2014191783A1/en
Publication of HUP1300336A2 publication Critical patent/HUP1300336A2/en

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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/076—Use of slags or fluxes as treating agents
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
HU1300336A 2013-05-27 2013-05-27 Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics HUP1300336A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
HU1300336A HUP1300336A2 (en) 2013-05-27 2013-05-27 Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics
PCT/HU2014/000045 WO2014191783A1 (en) 2013-05-27 2014-05-15 Production process of ultra high purity microalloyed steel containing sulphure, affecting metallurgical resulphurization processes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU1300336A HUP1300336A2 (en) 2013-05-27 2013-05-27 Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics

Publications (1)

Publication Number Publication Date
HUP1300336A2 true HUP1300336A2 (en) 2014-11-28

Family

ID=89991155

Family Applications (1)

Application Number Title Priority Date Filing Date
HU1300336A HUP1300336A2 (en) 2013-05-27 2013-05-27 Method for production of steel microalloyed with super clean sulfur and controlled sulfur addition affecting metalurgical characteristics

Country Status (2)

Country Link
HU (1) HUP1300336A2 (en)
WO (1) WO2014191783A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106319135B (en) * 2016-11-24 2018-05-29 新兴铸管股份有限公司 The method that the fluctuation of C, Mn elemental composition is prevented for smelting process
CN109457077A (en) * 2018-11-05 2019-03-12 宝钢特钢韶关有限公司 A kind of manufacturing method controlling non-hardened and tempered steel large-sized inclusions
CN112036693B (en) * 2020-07-28 2022-04-08 成都飞机工业（集团）有限责任公司 Process sequencing method based on finite weighting process fault rate
CN114807506A (en) * 2022-04-20 2022-07-29 山西太钢不锈钢股份有限公司 Method for increasing sulfur content of molten steel in wheel steel smelting

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004332078A (en) * 2003-05-09 2004-11-25 Sanyo Special Steel Co Ltd Free-cutting steel for machine structure use excellent in scrap disposal
RU2261934C1 (en) * 2004-06-11 2005-10-10 Открытое акционерное общество "Оскольский электрометаллургический комбинат" (ОАО "ОЭМК") Medium-alloy steel of enhanced machinability
RU2262547C1 (en) * 2004-06-29 2005-10-20 Открытое акционерное общество "Оскольский электрометаллургический комбинат" Mean-carbon steel with enhanced workability by cutting
JP4203068B2 (en) * 2005-12-16 2008-12-24 株式会社神戸製鋼所 Low-carbon sulfur free-cutting steel with excellent machinability

Also Published As

Publication number Publication date
WO2014191783A1 (en) 2014-12-04

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Legal Events

Date Code Title Description
FA9A Lapse of provisional patent protection due to relinquishment or protection considered relinquished