IT8223821A0 - Raffinazione di ferrocromo. - Google Patents

Raffinazione di ferrocromo.

Info

Publication number
IT8223821A0
IT8223821A0 IT8223821A IT2382182A IT8223821A0 IT 8223821 A0 IT8223821 A0 IT 8223821A0 IT 8223821 A IT8223821 A IT 8223821A IT 2382182 A IT2382182 A IT 2382182A IT 8223821 A0 IT8223821 A0 IT 8223821A0
Authority
IT
Italy
Prior art keywords
ferrochrome
refining
Prior art date
Application number
IT8223821A
Other languages
English (en)
Other versions
IT1153269B (it
Inventor
Thomas Robert Curr
Nicholas Adrian Barcza
Original Assignee
Mineral Tech Council
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 Mineral Tech Council, Middelburg Steel & Alloys Pty filed Critical Mineral Tech Council
Publication of IT8223821A0 publication Critical patent/IT8223821A0/it
Application granted granted Critical
Publication of IT1153269B publication Critical patent/IT1153269B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • C22C35/005—Master alloys for iron or steel based on iron, e.g. 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • 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
    • C21C5/5205—Manufacture of steel in electric furnaces in a plasma heated furnace
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Silicon Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Iron (AREA)
  • Manufacture Of Iron (AREA)
IT8223821A 1981-10-19 1982-10-19 Raffinazione di ferrocromo IT1153269B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA817209 1981-10-19

Publications (2)

Publication Number Publication Date
IT8223821A0 true IT8223821A0 (it) 1982-10-19
IT1153269B IT1153269B (it) 1987-01-14

Family

ID=25575704

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8223821A IT1153269B (it) 1981-10-19 1982-10-19 Raffinazione di ferrocromo

Country Status (22)

Country Link
US (1) US4426223A (it)
JP (1) JPS58136745A (it)
AT (1) AT382641B (it)
AU (1) AU534839B2 (it)
BR (1) BR8206065A (it)
CA (1) CA1199499A (it)
DE (1) DE3238174A1 (it)
ES (1) ES8308933A1 (it)
FI (1) FI70258C (it)
FR (1) FR2514785B1 (it)
GB (1) GB2110717B (it)
GR (1) GR76912B (it)
IN (1) IN158808B (it)
IT (1) IT1153269B (it)
MX (1) MX160059A (it)
NO (1) NO156494C (it)
RO (1) RO89015A (it)
SE (1) SE460908B (it)
TR (1) TR21724A (it)
WO (1) WO1983001462A1 (it)
YU (1) YU233682A (it)
ZW (1) ZW22082A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1191517B (it) * 1986-04-22 1988-03-23 Necchi Spa Procedimento per l'adduzione di elementi chimici metallici in fusioni metalliche
WO1989007499A1 (en) * 1988-02-09 1989-08-24 The Broken Hill Proprietary Company Limited Superheating and microalloying of molten metal by contact with a plasma arc
DE102007016102A1 (de) * 2007-04-03 2008-10-09 Linde Ag Vorrichtung und Verfahren zur Behandlung von Metallschmelzen
RU2553118C1 (ru) * 2013-12-13 2015-06-10 Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт черной металлургии им. И.П. Бардина" Способ производства низкоуглеродистого феррохрома в электропечи
US10508319B1 (en) * 2019-06-27 2019-12-17 MM Metals USA, LLC Method and system for producing low carbon ferrochrome from chromite ore and low carbon ferrochrome produced thereby

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US789093A (en) 1903-07-13 1905-05-02 Thomas E Hunt Furnace.
US1465576A (en) 1922-09-29 1923-08-21 Thomas G Biggs Index tag
US2845342A (en) 1953-03-12 1958-07-29 Strategic Udy Metallurg & Chem Method of recovering ferrochromium
GB789093A (en) * 1954-06-16 1958-01-15 Chromium Mining & Smelting Cor Improvements in or relating to the production of low carbon ferrochromium
US2776882A (en) 1955-12-19 1957-01-08 Union Carbide & Carbon Corp Decarburizing high-carbon ferrochromium
US3615349A (en) 1968-01-10 1971-10-26 William Bleloch Production of alloys of iron
JPS5414043B1 (it) 1969-12-23 1979-06-04
JPS5038050B2 (it) * 1971-12-29 1975-12-06
JPS52150320A (en) * 1976-06-10 1977-12-14 Nippon Steel Corp Production of low carbon ferrochromium

Also Published As

Publication number Publication date
AU534839B2 (en) 1984-02-16
IN158808B (it) 1987-01-31
RO89015A (ro) 1986-04-30
US4426223A (en) 1984-01-17
NO823423L (no) 1983-04-20
ZW22082A1 (en) 1983-01-19
SE460908B (sv) 1989-12-04
GB2110717B (en) 1986-02-26
DE3238174C2 (it) 1990-10-11
JPS58136745A (ja) 1983-08-13
DE3238174A1 (de) 1983-04-28
BR8206065A (pt) 1983-09-13
GR76912B (it) 1984-09-04
FR2514785A1 (fr) 1983-04-22
GB2110717A (en) 1983-06-22
FR2514785B1 (fr) 1986-05-09
FI70258C (fi) 1986-09-15
ES516606A0 (es) 1983-10-01
MX160059A (es) 1989-11-16
SE8205893L (sv) 1983-04-20
FI70258B (fi) 1986-02-28
FI823522A0 (fi) 1982-10-15
IT1153269B (it) 1987-01-14
SE8205893D0 (sv) 1982-10-18
ATA383982A (de) 1986-08-15
WO1983001462A1 (en) 1983-04-28
CA1199499A (en) 1986-01-21
AU8928082A (en) 1983-05-19
FI823522L (fi) 1983-04-20
NO156494C (no) 1987-09-30
TR21724A (tr) 1985-04-25
AT382641B (de) 1987-03-25
NO156494B (no) 1987-06-22
ES8308933A1 (es) 1983-10-01
YU233682A (en) 1985-03-20

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031