ZA964135B - Direct use of sulfur-bearing nickel concentrate in making ni alloyed stainless steel - Google Patents

Direct use of sulfur-bearing nickel concentrate in making ni alloyed stainless steel

Info

Publication number
ZA964135B
ZA964135B ZA964135A ZA964135A ZA964135B ZA 964135 B ZA964135 B ZA 964135B ZA 964135 A ZA964135 A ZA 964135A ZA 964135 A ZA964135 A ZA 964135A ZA 964135 B ZA964135 B ZA 964135B
Authority
ZA
South Africa
Prior art keywords
slag
sulfur
bath
stainless steel
concentrate
Prior art date
Application number
ZA964135A
Other languages
English (en)
Inventor
David M Kundrat
Original Assignee
Armco Inc
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 Armco Inc filed Critical Armco Inc
Publication of ZA964135B publication Critical patent/ZA964135B/xx

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
    • C22C33/006—Making ferrous alloys compositions used for making ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • 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
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Sliding-Contact Bearings (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
ZA964135A 1995-06-06 1996-05-23 Direct use of sulfur-bearing nickel concentrate in making ni alloyed stainless steel ZA964135B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/470,308 US5575829A (en) 1995-06-06 1995-06-06 Direct use of sulfur-bearing nickel concentrate in making Ni alloyed stainless steel

Publications (1)

Publication Number Publication Date
ZA964135B true ZA964135B (en) 1997-01-13

Family

ID=23867078

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA964135A ZA964135B (en) 1995-06-06 1996-05-23 Direct use of sulfur-bearing nickel concentrate in making ni alloyed stainless steel

Country Status (11)

Country Link
US (1) US5575829A (xx)
EP (1) EP0747490B1 (xx)
JP (1) JPH08337810A (xx)
KR (1) KR970001559A (xx)
CN (1) CN1050387C (xx)
AT (1) ATE198914T1 (xx)
AU (1) AU701772B2 (xx)
CA (1) CA2176692A1 (xx)
DE (1) DE69611634T2 (xx)
ES (1) ES2153915T3 (xx)
ZA (1) ZA964135B (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6245289B1 (en) 1996-04-24 2001-06-12 J & L Fiber Services, Inc. Stainless steel alloy for pulp refiner plate
US5749939A (en) * 1996-12-04 1998-05-12 Armco Inc. Melting of NI laterite in making NI alloyed iron or steel
KR100889685B1 (ko) * 2002-12-24 2009-03-19 주식회사 포스코 스테인레스강의 고청정 정련방법
JP4167101B2 (ja) * 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
CN100560767C (zh) * 2007-03-27 2009-11-18 宝山钢铁股份有限公司 一种电弧炉冶炼不锈钢实现镍直接合金化的方法
WO2009129653A1 (zh) * 2008-04-23 2009-10-29 Dong Shutong 一种红土镍矿的综合回收利用方法
CN101928807B (zh) * 2010-08-13 2012-03-07 武汉钢铁(集团)公司 一种低铝钢铸余渣用于高碳钢水精炼的方法
CN103614607B (zh) * 2013-09-12 2016-01-13 昆明理工大学 一种含镍物料作用下热态铜渣熔融还原制不锈钢原料的方法
JP6322065B2 (ja) * 2014-06-23 2018-05-09 日本冶金工業株式会社 ステンレス鋼の製造方法
CN107326170B (zh) * 2016-04-29 2020-02-04 青拓集团有限公司 用于处理金属表面废物的工艺
CN106319153B (zh) * 2016-09-08 2018-09-11 邢台钢铁有限责任公司 一种不锈钢的aod冶炼工艺

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947267A (en) * 1973-07-23 1976-03-30 Armco Steel Corporation Process for making stainless steel
US4069039A (en) * 1976-06-23 1978-01-17 A. Finkl & Sons Co. Method for desulfurization using arc heat under vacuum
GR59290B (en) * 1977-10-29 1977-12-08 Larco Sa Process for the production of nickel alloys
SU855006A1 (ru) * 1979-12-03 1981-08-15 Центральный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Черной Металлургии Им. И.П. Бардина Способ получени стали
US4386957A (en) * 1980-11-26 1983-06-07 Earle M. Jorgensen Co. Process for making nonmagnetic steel
US4373948A (en) * 1981-03-31 1983-02-15 Union Carbide Corporation Addition agents for iron-base alloys
AT377287B (de) * 1982-04-13 1985-02-25 Ver Edelstahlwerke Ag Kaltverfestigender austenitischer manganhartstahl und verfahren zur herstellung desselben
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
US4551173A (en) * 1984-07-12 1985-11-05 Nippon Kokan Kabushiki Kaisha Method for adjusting composition of molten steel in arc process
US4551174A (en) * 1984-09-03 1985-11-05 Nippon Kokan Kabushiki Kaisha Method of refining molten steel by arc process
KR900004159B1 (ko) * 1985-05-29 1990-06-18 니홍 고강 가부시기 가이샤 아크 프로세스에 의한 용강의 가열방법
US4695318A (en) * 1986-10-14 1987-09-22 Allegheny Ludlum Corporation Method of making steel
SE466315B (sv) * 1988-01-05 1992-01-27 Middelburg Steel & Alloys Pty Foerfarande foer svavel- och kiselkontroll vid ferrokromframstaellning
CN1013883B (zh) * 1989-02-21 1991-09-11 日本钢管株式会社 生产含镍铬熔融金属的方法
US5039480A (en) * 1989-02-21 1991-08-13 Nkk Corporation Method for manufacturing molten metal containing Ni and Cr
JPH0791600B2 (ja) * 1989-03-09 1995-10-04 日本鋼管株式会社 Ｎｉ鉱石の溶融還元法
US5186741A (en) * 1991-04-12 1993-02-16 Zia Patent Company Direct reduction process in a rotary hearth furnace
ZW9893A1 (en) * 1992-08-11 1993-09-15 Mintek The production of stainless steel

Also Published As

Publication number Publication date
KR970001559A (ko) 1997-01-24
ES2153915T3 (es) 2001-03-16
DE69611634D1 (de) 2001-03-01
CN1143680A (zh) 1997-02-26
CA2176692A1 (en) 1996-12-07
JPH08337810A (ja) 1996-12-24
US5575829A (en) 1996-11-19
AU701772B2 (en) 1999-02-04
CN1050387C (zh) 2000-03-15
AU5474696A (en) 1996-12-19
EP0747490B1 (en) 2001-01-24
DE69611634T2 (de) 2001-08-02
ATE198914T1 (de) 2001-02-15
EP0747490A1 (en) 1996-12-11

Similar Documents

Publication Publication Date Title
ZA964135B (en) Direct use of sulfur-bearing nickel concentrate in making ni alloyed stainless steel
JPS5770219A (en) Method for dephosphorizing, desulfurizing and denitrifying iron alloy
JPS5726116A (en) Desulfurization agent and desulfurizing of molten iron
JPS56158807A (en) Desulfurizing agent for molten iron
DE3368442D1 (en) Device for casting, particularly converter for casting and/or post-treating molten metal
JPS55148713A (en) Production of high silicon spring steel of superior fatigue resistance
Mikulecky Production and Testing of Low-Sulfur Steel at Texas Works.(Retroactive Coverage)
JPS5534604A (en) Hot iron treating method
JPS57161016A (en) Refining method of low sulfur high chromium steel
JPS5378913A (en) Refining method for steel for decreasing generating amount of slag
JPS55107715A (en) Blowing method of dephosphorizer to bottom blowing converter
Kuklev Kinetic and Thermodynamic Aspects of Ladle Desulfurization of Steel Using Calcium
SU1399348A1 (ru) Шлакообразующа смесь дл обработки чугуна
Konoplya et al. Metering Carbon Into Liquid Metal With a Low-Dose Carbonizer
SU704996A1 (ru) Способ внепечной обработки стали
Becvar et al. Comparison of Production Methods of Killed Steel With Sulfur Content Below 0. 005% in Oxygen Converters or Double-Hearth Furnaces by Desulfurizing the Iron or the Steel in the Ladle
Rendek et al. Desulfurization of Steel by Synthetic Slags
JPS57145916A (en) Divided refining method by reusing slag
JPS5524983A (en) Melt use desulfurizer and producing the same
Miwa et al. Application of Softnitriding to Automobile Transmission Gears.(Synopsis)
Suito The Dephosphorization of Pig Iron by Soda-Flux
Lenhart The Effect of Intensification of Cupolas by Use of Compressed Air on Melting Rate, Temperature and Chemical Composition of Cast Iron
Sidorenko et al. Powder Injection Intensifies the Process and Raises Metal Quality(in Steel Melting)
Boom et al. Hot Metal Desulfurization to Control the Sulfur Balance at Hoogovens IJmuiden
Shvartsman Thermodynamic Basis of the Possibility of Extensive Desulphurization and Dephosphorization of Steel