IT8223822A0 - Produzione e trattamento del ferrocromo. - Google Patents

Produzione e trattamento del ferrocromo.

Info

Publication number
IT8223822A0
IT8223822A0 IT8223822A IT2382282A IT8223822A0 IT 8223822 A0 IT8223822 A0 IT 8223822A0 IT 8223822 A IT8223822 A IT 8223822A IT 2382282 A IT2382282 A IT 2382282A IT 8223822 A0 IT8223822 A0 IT 8223822A0
Authority
IT
Italy
Prior art keywords
ferrochrome
treatment
production
Prior art date
Application number
IT8223822A
Other languages
English (en)
Other versions
IT1153270B (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 IT8223822A0 publication Critical patent/IT8223822A0/it
Application granted granted Critical
Publication of IT1153270B publication Critical patent/IT1153270B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C21B13/125—By using plasma
    • 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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Semiconductor Lasers (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Drying Of Semiconductors (AREA)
  • Manufacture Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
  • Furnace Details (AREA)
IT8223822A 1981-10-19 1982-10-19 Procuzione e trattamento del ferrocromo IT1153270B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA817210 1981-10-19

Publications (2)

Publication Number Publication Date
IT8223822A0 true IT8223822A0 (it) 1982-10-19
IT1153270B IT1153270B (it) 1987-01-14

Family

ID=25575705

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8223822A IT1153270B (it) 1981-10-19 1982-10-19 Procuzione e trattamento del ferrocromo

Country Status (22)

Country Link
US (1) US4441921A (it)
JP (1) JPS58136746A (it)
AT (1) AT382640B (it)
AU (1) AU552070B2 (it)
BR (1) BR8206066A (it)
CA (1) CA1199498A (it)
DE (1) DE3238365C2 (it)
ES (1) ES516605A0 (it)
FI (1) FI69647C (it)
FR (1) FR2514789B1 (it)
GB (1) GB2111532B (it)
GR (1) GR76910B (it)
IN (1) IN159762B (it)
IT (1) IT1153270B (it)
MX (1) MX160517A (it)
NO (1) NO157261C (it)
RO (1) RO89014A (it)
SE (1) SE460909B (it)
TR (1) TR21798A (it)
WO (1) WO1983001461A1 (it)
YU (1) YU42808B (it)
ZW (1) ZW22182A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0791616B2 (ja) * 1987-05-12 1995-10-04 日新製鋼株式会社 半還元クロムペレットを用いたステンレス鋼の溶製方法
US5342589A (en) * 1992-09-22 1994-08-30 Minnesota Mining And Manufacturing Company Process for converting chromium dioxide magnetic pigment particles into nonmagnetic chromium (III) oxide
US9080235B2 (en) 2012-04-17 2015-07-14 Jamar International Corporation Composition and method for diffusion alloying of ferrocarbon workpiece

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130826C (it) * 1960-08-01 1900-01-01
US3301669A (en) * 1964-02-27 1967-01-31 Vanadium Corp Of America Production of a high chromium containing ferrochrome
US3523021A (en) * 1967-05-23 1970-08-04 Spiridon Iosipovich Khitrik Method of refining ferrochrome
US3615349A (en) * 1968-01-10 1971-10-26 William Bleloch Production of alloys of iron
SE388210B (sv) * 1973-01-26 1976-09-27 Skf Svenska Kullagerfab Ab Sett vid reduktion av metall ur metalloxider
CA1057960A (en) * 1975-02-26 1979-07-10 Westinghouse Electric Corporation Method of ore reduction with an arc heater
US3997333A (en) * 1975-02-26 1976-12-14 Westinghouse Electric Corporation Process for the reduction of complex metallic ores
US3992193A (en) * 1975-03-10 1976-11-16 Westinghouse Electric Corporation Metal powder production by direct reduction in an arc heater
CA1055553A (en) * 1975-04-16 1979-05-29 Tibur Metals Ltd. Extended arc furnace and process for melting particulate charge therein
GB1548123A (en) * 1977-02-18 1979-07-04 Toyo Soda Mfg Co Ltd Process of producing metallic chromium
SE429561B (sv) * 1980-06-10 1983-09-12 Skf Steel Eng Ab Sett for kontinuerlig framstellning av lagkolhaltiga kromstal av kromoxidhaltiga utgangsmaterial med hjelp av en plasmagenerator

Also Published As

Publication number Publication date
NO157261C (no) 1988-02-17
GB2111532A (en) 1983-07-06
RO89014A (ro) 1986-04-30
FI823523L (fi) 1983-04-20
FI69647B (fi) 1985-11-29
FR2514789A1 (fr) 1983-04-22
AU8928182A (en) 1983-04-28
GB2111532B (en) 1986-09-03
GR76910B (it) 1984-09-04
DE3238365A1 (de) 1983-05-26
CA1199498A (en) 1986-01-21
FR2514789B1 (fr) 1986-05-09
US4441921A (en) 1984-04-10
IT1153270B (it) 1987-01-14
SE8205894L (sv) 1983-04-20
NO157261B (no) 1987-11-09
BR8206066A (pt) 1983-09-13
ATA383882A (de) 1986-08-15
JPH0432142B2 (it) 1992-05-28
JPS58136746A (ja) 1983-08-13
YU42808B (en) 1988-12-31
ES8308932A1 (es) 1983-10-01
FI823523A0 (fi) 1982-10-15
NO823424L (no) 1983-04-20
AU552070B2 (en) 1986-05-22
ES516605A0 (es) 1983-10-01
WO1983001461A1 (en) 1983-04-28
FI69647C (fi) 1986-03-10
ZW22182A1 (en) 1983-01-19
TR21798A (tr) 1985-07-17
SE460909B (sv) 1989-12-04
AT382640B (de) 1987-03-25
YU233782A (en) 1985-03-20
DE3238365C2 (de) 1987-04-02
SE8205894D0 (sv) 1982-10-18
MX160517A (es) 1990-03-15
IN159762B (it) 1987-06-06

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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