BR112013031991A2 - method for improving the degree of reduction in ferroalloy casting - Google Patents

method for improving the degree of reduction in ferroalloy casting

Info

Publication number
BR112013031991A2
BR112013031991A2 BR112013031991A BR112013031991A BR112013031991A2 BR 112013031991 A2 BR112013031991 A2 BR 112013031991A2 BR 112013031991 A BR112013031991 A BR 112013031991A BR 112013031991 A BR112013031991 A BR 112013031991A BR 112013031991 A2 BR112013031991 A2 BR 112013031991A2
Authority
BR
Brazil
Prior art keywords
improving
reduction
degree
ferroalloy casting
ferroalloy
Prior art date
Application number
BR112013031991A
Other languages
Portuguese (pt)
Other versions
BR112013031991A8 (en
Inventor
Mäkelä Tuomo
Niemelä Pekka
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of BR112013031991A2 publication Critical patent/BR112013031991A2/en
Publication of BR112013031991A8 publication Critical patent/BR112013031991A8/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • 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
    • 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
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5264—Manufacture of alloyed steels including ferro-alloys
    • 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
    • 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
    • C21C7/0006—Adding metallic additives
    • 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
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C22B1/16—Sintering; Agglomerating
    • 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
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/06—Alloys based on chromium
    • 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
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

abstract not avaibleabstract not avaible

BR112013031991A 2011-06-13 2012-06-08 METHOD TO IMPROVE THE DEGREE OF REDUCTION IN FERRO-ALLOY FOUNDINGS BR112013031991A8 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20110200A FI123241B (en) 2011-06-13 2011-06-13 Process for improving the degree of reduction in melting of a ferro-mixture
PCT/FI2012/050580 WO2012172168A1 (en) 2011-06-13 2012-06-08 Method for improving the reduction degree in the smelting of ferroalloy

Publications (2)

Publication Number Publication Date
BR112013031991A2 true BR112013031991A2 (en) 2016-12-20
BR112013031991A8 BR112013031991A8 (en) 2018-04-03

Family

ID=44206736

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013031991A BR112013031991A8 (en) 2011-06-13 2012-06-08 METHOD TO IMPROVE THE DEGREE OF REDUCTION IN FERRO-ALLOY FOUNDINGS

Country Status (20)

Country Link
US (1) US20140116202A1 (en)
EP (1) EP2718476A4 (en)
JP (1) JP6148230B2 (en)
KR (2) KR20160087397A (en)
CN (1) CN103732774A (en)
AP (1) AP3866A (en)
AT (1) AT513441B1 (en)
AU (1) AU2012270290B2 (en)
BR (1) BR112013031991A8 (en)
CA (1) CA2843210A1 (en)
DE (1) DE112012002439T5 (en)
FI (1) FI123241B (en)
MX (1) MX2013014524A (en)
NO (1) NO347489B1 (en)
RU (1) RU2600788C2 (en)
SE (1) SE538994C2 (en)
TW (1) TWI612147B (en)
UA (1) UA115863C2 (en)
WO (1) WO2012172168A1 (en)
ZA (1) ZA201309401B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK3319395T3 (en) 2010-12-03 2023-07-31 Interdigital Patent Holdings Inc METHOD AND APPARATUS FOR PERFORMING MULTI-RADIO ACCESS TECHNOLOGY CARRIER AGGREGATION
KR101902559B1 (en) 2011-07-29 2018-10-01 인터디지탈 패튼 홀딩스, 인크 Method and apparatus for radio resources management in multi-radio access technology wireless systems
FI126718B (en) * 2013-12-17 2017-04-28 Outotec Finland Oy Process for utilizing dust from a ferro-nickel process and sintered pellets prepared by the process
CN105506271B (en) * 2014-09-24 2018-05-08 宝钢不锈钢有限公司 Chrome ore composite pellet and its production method and application are used in a kind of argon oxygen decarburizing furnace reduction
EP3497249A1 (en) * 2016-07-11 2019-06-19 Outotec (Finland) Oy Process for manufacturing ferrochromium alloy with desired content of manganese, nickel and molybdenum
EA036538B1 (en) * 2016-07-11 2020-11-20 Оутотек (Финлэнд) Ой Process for manufacturing chromium and iron bearing agglomerates with different addition of manganese, nickel and molybdenum bearing materials
FI128814B (en) * 2016-12-30 2020-12-31 Outotec Finland Oy Method for producing nickel containing indurated chromite pellets, method for producing ferrochrome nickel alloy and indurated chromite pellet

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB759085A (en) * 1953-06-05 1956-10-10 Chromium Mining & Smelting Cor Improvements in or relating to ferroalloying materials and process of preparing the same
US3525604A (en) * 1966-10-21 1970-08-25 Edward M Van Dornick Process for refining pelletized metalliferous materials
JPS5335892B2 (en) * 1972-05-29 1978-09-29
ZW9893A1 (en) * 1992-08-11 1993-09-15 Mintek The production of stainless steel
WO1997020954A1 (en) * 1995-12-06 1997-06-12 Wmc Resources Ltd. Simplified duplex processing of nickel ores and/or concentrates for the production of ferronickels, nickel irons and stainless steels
US5749939A (en) * 1996-12-04 1998-05-12 Armco Inc. Melting of NI laterite in making NI alloyed iron or steel
RU2190034C2 (en) * 2000-06-26 2002-09-27 Региональное Уральское отделение Академии инженерных наук Российской Федерации Method of smelting alloys from oxide-containing materials
CN1306049C (en) * 2005-09-16 2007-03-21 刘沈杰 Ferronickel smelting process of nickel oxide ore free of crystal water in blast furnace
CN1847440A (en) * 2006-04-25 2006-10-18 吴江市东大铸造有限公司 Nickel-chromium-iron alloy and production method thereof
FI127721B (en) * 2009-02-11 2019-01-15 Outokumpu Oy Method for producing a ferro-alloy containing nickel
RU2406767C1 (en) * 2009-04-08 2010-12-20 Александр Валерьевич Кольба Procedure for metal-thermal metal and alloy melting

Also Published As

Publication number Publication date
JP2014523966A (en) 2014-09-18
SE538994C2 (en) 2017-03-14
ZA201309401B (en) 2015-04-29
FI20110200A0 (en) 2011-06-13
UA115863C2 (en) 2018-01-10
JP6148230B2 (en) 2017-06-14
EP2718476A4 (en) 2014-11-05
NO20140016A1 (en) 2014-01-08
AT513441A2 (en) 2014-04-15
TWI612147B (en) 2018-01-21
BR112013031991A8 (en) 2018-04-03
AT513441A3 (en) 2020-03-15
US20140116202A1 (en) 2014-05-01
NO347489B1 (en) 2023-11-20
KR20160087397A (en) 2016-07-21
CA2843210A1 (en) 2012-12-20
TW201303037A (en) 2013-01-16
MX2013014524A (en) 2014-02-19
AP3866A (en) 2016-10-31
FI123241B (en) 2013-01-15
RU2013154744A (en) 2015-07-20
CN103732774A (en) 2014-04-16
AU2012270290A1 (en) 2014-01-09
AT513441B1 (en) 2020-03-15
KR20140012754A (en) 2014-02-03
EP2718476A1 (en) 2014-04-16
AU2012270290B2 (en) 2017-02-02
AP2013007314A0 (en) 2013-12-31
RU2600788C2 (en) 2016-10-27
FI20110200L (en) 2012-12-14
SE1351487A1 (en) 2014-03-04
DE112012002439T5 (en) 2014-04-03
WO2012172168A1 (en) 2012-12-20

Similar Documents

Publication Publication Date Title
BR112013032344A2 (en) Method for the manufacture of transparent orthodontic appliances
CO7020912A2 (en) Bromodomain Inhibitors
IN2014CN02283A (en)
IN2012DE02913A (en)
BR112013032228A2 (en) hydrocarbon coproduction method
BR112013028512A2 (en) capsule
CO6781554A2 (en) S1p modulating agents
BR112014012159A2 (en) phytocannabinoid tetrahydrocannabivarin
UY33947A (en) COMBINED THERAPIES FOR HEMATOLOGICAL MALIGNITIES
EP2680793A4 (en) PROSTHESIS FOR ARTHRODHESIS
BR112013031991A2 (en) method for improving the degree of reduction in ferroalloy casting
BR112013031795A2 (en) method to treat a disease
EP2708280A4 (en) MICRORACTOR FOR PHOTORACTIONS
BR112014001219A2 (en) perfume
BR112014009385A2 (en) hydraulic oil valve
BR112015005687A2 (en) Method for manufacturing steel castings and steel casting
UY34124A (en) CLOSURE AND METHOD TO CONFORM
BR112013025603A2 (en) coupler for a railcar and support mechanism coupler for a railcar coupler
BR112014000167A2 (en) method for manufacturing a confectionery shell
BR112013023465A2 (en) method to produce l-cysteine
BR112014005279A2 (en) machine for making absorbent toiletries
BR112013032227A2 (en) automatic device and method for measuring the thickness of a slag and casting machine
BR112013032555A2 (en) hybrid sealant composition
BR112013032218A2 (en) hydrocarbon coproduction method
EP2822546A4 (en) PROCASPASE POLYTHERAPY FOR TREATING GLIOBLASTOMA

Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: OUTOTEC OYJ (FI) , OUTOKUMPU OYJ (FI)

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL