ZW18288A1 - Sulphur and silicon control in ferrochromium production - Google Patents

Sulphur and silicon control in ferrochromium production

Info

Publication number
ZW18288A1
ZW18288A1 ZW182/88A ZW18288A ZW18288A1 ZW 18288 A1 ZW18288 A1 ZW 18288A1 ZW 182/88 A ZW182/88 A ZW 182/88A ZW 18288 A ZW18288 A ZW 18288A ZW 18288 A1 ZW18288 A1 ZW 18288A1
Authority
ZW
Zimbabwe
Prior art keywords
sulphur
silicon control
ferrochromium production
ferrochromium
production
Prior art date
Application number
ZW182/88A
Other languages
English (en)
Inventor
Donovan De Lacy Slatter
Original Assignee
Middelburg Steel & Alloys Pty
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 Middelburg Steel & Alloys Pty filed Critical Middelburg Steel & Alloys Pty
Publication of ZW18288A1 publication Critical patent/ZW18288A1/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005Manufacture of stainless steel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00General methods of reducing to metals
    • C22B5/02Dry methods smelting of sulfides or formation of mattes
    • C22B5/10Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Silicon Compounds (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Iron (AREA)
ZW182/88A 1988-01-05 1988-12-30 Sulphur and silicon control in ferrochromium production ZW18288A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA878300 1988-01-05

Publications (1)

Publication Number Publication Date
ZW18288A1 true ZW18288A1 (en) 1989-04-19

Family

ID=25579050

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW182/88A ZW18288A1 (en) 1988-01-05 1988-12-30 Sulphur and silicon control in ferrochromium production

Country Status (10)

Country Link
US (1) US4971622A (US08197722-20120612-C00042.png)
JP (1) JPH01215950A (US08197722-20120612-C00042.png)
BR (1) BR8900022A (US08197722-20120612-C00042.png)
FI (1) FI93745C (US08197722-20120612-C00042.png)
GR (1) GR1000523B (US08197722-20120612-C00042.png)
IT (1) IT1230456B (US08197722-20120612-C00042.png)
PH (1) PH26423A (US08197722-20120612-C00042.png)
SE (1) SE466315B (US08197722-20120612-C00042.png)
TR (1) TR27725A (US08197722-20120612-C00042.png)
ZW (1) ZW18288A1 (US08197722-20120612-C00042.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5575829A (en) * 1995-06-06 1996-11-19 Armco Inc. Direct use of sulfur-bearing nickel concentrate in making Ni alloyed stainless steel
AUPN461695A0 (en) * 1995-08-07 1995-08-31 Technological Resources Pty Limited A process for reducing iron oxides
BR112015028930A2 (pt) * 2013-06-03 2017-07-25 Midrex Technologies Inc método para produzir um produto cromo em fusão com alto teor de carbono e alta pureza
BR112021024024A2 (pt) * 2019-07-12 2022-02-01 Jfe Mat Co Ltd Métodos para desintoxicar escória e para produzir ferrocromo de baixo teor de carbono
WO2021010311A1 (ja) * 2019-07-12 2021-01-21 Jfeマテリアル株式会社 低炭素フェロクロムの製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2098176A (en) * 1934-03-19 1937-11-02 Marvin J Udy Manufacture of chrome ore preparations
US3865574A (en) * 1972-07-20 1975-02-11 Lummus Co Process for the production of low-sulfur prereduced iron pellets
JPS5019486A (US08197722-20120612-C00042.png) * 1973-06-01 1975-02-28
JPS5770219A (en) * 1980-10-21 1982-04-30 Nisshin Steel Co Ltd Method for dephosphorizing, desulfurizing and denitrifying iron alloy
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
JPS5985841A (ja) * 1982-11-09 1984-05-17 Nippon Kokan Kk <Nkk> フエロクロムの製造方法
JPS60121211A (ja) * 1983-12-02 1985-06-28 Nippon Steel Corp 含クロム溶鋼の還元脱硫法
PH22151A (en) * 1983-12-31 1988-06-01 Krupp Gmbh Process for the production of ferrochromium
DE3347686C1 (de) * 1983-12-31 1985-04-18 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Ferrochrom
DE3442245A1 (de) * 1984-11-19 1986-05-28 Japan Metals & Chemicals Co., Ltd., Tokio/Tokyo Verfahren zur herstellung einer legierung mit hohem chromgehalt durch schmelzreduktion
US4783219A (en) * 1985-11-13 1988-11-08 Nippon Kokan Kabushiki Kaisha Method for melting and reducing chrome ore
US4790872A (en) * 1988-01-19 1988-12-13 Hamilton Specialty Bar Division Of Slater Industries, Inc. Additive for promoting slag formation in steel refining ladle

Also Published As

Publication number Publication date
TR27725A (tr) 1995-06-22
IT1230456B (it) 1991-10-23
BR8900022A (pt) 1989-08-15
FI890003A0 (fi) 1989-01-02
US4971622A (en) 1990-11-20
SE8804710L (sv) 1989-07-06
SE8804710D0 (sv) 1988-12-30
FI890003A (fi) 1989-07-06
FI93745C (fi) 1995-05-26
JPH01215950A (ja) 1989-08-29
SE466315B (sv) 1992-01-27
FI93745B (fi) 1995-02-15
PH26423A (en) 1992-07-15
GR1000523B (el) 1992-08-25
IT8947503A0 (it) 1989-01-04
JPH0563541B2 (US08197722-20120612-C00042.png) 1993-09-10

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