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SE388879B - Sett att framstella kromhaltiga stal utgaende fran malm - Google Patents

Sett att framstella kromhaltiga stal utgaende fran malm

Info

Publication number
SE388879B
SE388879B SE7114237A SE1423771A SE388879B SE 388879 B SE388879 B SE 388879B SE 7114237 A SE7114237 A SE 7114237A SE 1423771 A SE1423771 A SE 1423771A SE 388879 B SE388879 B SE 388879B
Authority
SE
Sweden
Prior art keywords
ore
way
steel steels
produce chrome
chrome
Prior art date
Application number
SE7114237A
Other languages
English (en)
Swedish (sv)
Inventor
Entremont J C D
C R Taylor
Original Assignee
Armco Steel Corp
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 Steel Corp filed Critical Armco Steel Corp
Publication of SE388879B publication Critical patent/SE388879B/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
    • C22C33/04—Making ferrous alloys by melting
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5264—Manufacture of alloyed steels including ferro-alloys
    • 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

  • 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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
SE7114237A 1970-11-09 1971-11-08 Sett att framstella kromhaltiga stal utgaende fran malm SE388879B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8818170A 1970-11-09 1970-11-09

Publications (1)

Publication Number Publication Date
SE388879B true SE388879B (sv) 1976-10-18

Family

ID=22209839

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7114237A SE388879B (sv) 1970-11-09 1971-11-08 Sett att framstella kromhaltiga stal utgaende fran malm

Country Status (9)

Country Link
US (1) US3728101A (it)
BR (1) BR7107440D0 (it)
CA (1) CA951518A (it)
DE (1) DE2155589B2 (it)
FI (1) FI56031B (it)
FR (1) FR2113684A5 (it)
GB (1) GB1369655A (it)
IT (1) IT942300B (it)
SE (1) SE388879B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2243839A1 (de) * 1972-09-07 1974-03-28 Kloeckner Werke Ag Verfahren zur herstellung kohlenstoffarmer hochchromhaltiger ferritischer staehle
US3861888A (en) * 1973-06-28 1975-01-21 Union Carbide Corp Use of CO{HD 2 {B in argon-oxygen refining of molten metal
US3947267A (en) * 1973-07-23 1976-03-30 Armco Steel Corporation Process for making stainless steel
DE2737832C3 (de) * 1977-08-22 1980-05-22 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verwendung von im Querschnitt veränderlichen Blasdüsen zur Herstellung von rostfreien Stählen
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
US4405365A (en) * 1982-08-30 1983-09-20 Pennsylvania Engineering Corporation Method for the fabrication of special steels in metallurgical vessels
US5112387A (en) * 1991-08-21 1992-05-12 Instituto Mexicano De Investigaciones Siderurgicas Producing stainless steels in electric arc furnaces without secondary processing
US5609669A (en) * 1993-11-22 1997-03-11 Brunner; Mikael Method of manufacturing stainless steel
LU90232B1 (fr) * 1998-04-08 1999-10-11 Wurth Paul Sa Procédé de fabrication d'aciers inoxydables et d'aciers à fortes teneurs en elements d'alliage
DE102007050478A1 (de) * 2007-10-23 2009-04-30 Sms Demag Ag Verfahren zur Rostfreistahlerzeugung mit Direktreduktionsöfen für Ferrochrom und Ferronickel auf der Primärseite eines Konverters

Also Published As

Publication number Publication date
FI56031B (fi) 1979-07-31
US3728101A (en) 1973-04-17
DE2155589B2 (de) 1979-01-18
IT942300B (it) 1973-03-20
FR2113684A5 (it) 1972-06-23
GB1369655A (en) 1974-10-09
DE2155589A1 (de) 1972-05-10
CA951518A (en) 1974-07-23
BR7107440D0 (pt) 1973-04-05

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