ZW22182A1 - The production and treatment of ferrochromium - Google Patents

The production and treatment of ferrochromium

Info

Publication number
ZW22182A1
ZW22182A1 ZW221/82A ZW22182A ZW22182A1 ZW 22182 A1 ZW22182 A1 ZW 22182A1 ZW 221/82 A ZW221/82 A ZW 221/82A ZW 22182 A ZW22182 A ZW 22182A ZW 22182 A1 ZW22182 A1 ZW 22182A1
Authority
ZW
Zimbabwe
Prior art keywords
ferrochromium
treatment
production
Prior art date
Application number
ZW221/82A
Other languages
English (en)
Inventor
Thomas Robert Curr
Nicholas Adrian Barcza
Original Assignee
Mineral Tech Council
Middleburg Steel & Alloys Prop
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, Middleburg Steel & Alloys Prop filed Critical Mineral Tech Council
Publication of ZW22182A1 publication Critical patent/ZW22182A1/xx

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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Semiconductor Lasers (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Drying Of Semiconductors (AREA)
  • Furnace Details (AREA)
  • Hard Magnetic Materials (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture Of Iron (AREA)
ZW221/82A 1981-10-19 1982-10-15 The production and treatment of ferrochromium ZW22182A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZW22182A1 true ZW22182A1 (en) 1983-01-19

Family

ID=25575705

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW221/82A ZW22182A1 (en) 1981-10-19 1982-10-15 The production and treatment of ferrochromium

Country Status (22)

Country Link
US (1) US4441921A (no)
JP (1) JPS58136746A (no)
AT (1) AT382640B (no)
AU (1) AU552070B2 (no)
BR (1) BR8206066A (no)
CA (1) CA1199498A (no)
DE (1) DE3238365A1 (no)
ES (1) ES8308932A1 (no)
FI (1) FI69647C (no)
FR (1) FR2514789B1 (no)
GB (1) GB2111532B (no)
GR (1) GR76910B (no)
IN (1) IN159762B (no)
IT (1) IT1153270B (no)
MX (1) MX160517A (no)
NO (1) NO157261C (no)
RO (1) RO89014A (no)
SE (1) SE460909B (no)
TR (1) TR21798A (no)
WO (1) WO1983001461A1 (no)
YU (1) YU42808B (no)
ZW (1) ZW22182A1 (no)

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
NL266640A (no) * 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
US4148628A (en) * 1977-02-18 1979-04-10 Toyo Soda Manufacturing 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
AU552070B2 (en) 1986-05-22
US4441921A (en) 1984-04-10
DE3238365C2 (no) 1987-04-02
AU8928182A (en) 1983-04-28
AT382640B (de) 1987-03-25
RO89014A (ro) 1986-04-30
TR21798A (tr) 1985-07-17
FR2514789B1 (fr) 1986-05-09
FR2514789A1 (fr) 1983-04-22
NO157261C (no) 1988-02-17
NO157261B (no) 1987-11-09
FI823523A0 (fi) 1982-10-15
JPH0432142B2 (no) 1992-05-28
NO823424L (no) 1983-04-20
DE3238365A1 (de) 1983-05-26
IT8223822A0 (it) 1982-10-19
SE8205894D0 (sv) 1982-10-18
ATA383882A (de) 1986-08-15
FI69647B (fi) 1985-11-29
SE460909B (sv) 1989-12-04
CA1199498A (en) 1986-01-21
YU233782A (en) 1985-03-20
WO1983001461A1 (en) 1983-04-28
GR76910B (no) 1984-09-04
IN159762B (no) 1987-06-06
IT1153270B (it) 1987-01-14
SE8205894L (sv) 1983-04-20
GB2111532B (en) 1986-09-03
FI823523L (fi) 1983-04-20
ES516605A0 (es) 1983-10-01
JPS58136746A (ja) 1983-08-13
FI69647C (fi) 1986-03-10
GB2111532A (en) 1983-07-06
MX160517A (es) 1990-03-15
YU42808B (en) 1988-12-31
ES8308932A1 (es) 1983-10-01
BR8206066A (pt) 1983-09-13

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