BE581121A - Process and devices for the manufacture of calmed steels, in particular Thomas steels. - Google Patents

Process and devices for the manufacture of calmed steels, in particular Thomas steels.

Info

Publication number
BE581121A
BE581121A BE581121A BE581121A BE581121A BE 581121 A BE581121 A BE 581121A BE 581121 A BE581121 A BE 581121A BE 581121 A BE581121 A BE 581121A BE 581121 A BE581121 A BE 581121A
Authority
BE
Belgium
Prior art keywords
steels
thomas
manufacture
devices
calmed
Prior art date
Application number
BE581121A
Other languages
French (fr)
Original Assignee
Mannesmann Ag
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 Mannesmann Ag filed Critical Mannesmann Ag
Publication of BE581121A publication Critical patent/BE581121A/en

Links

Classifications

    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
BE581121A 1958-07-28 1959-07-28 Process and devices for the manufacture of calmed steels, in particular Thomas steels. BE581121A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM38430A DE1258434B (en) 1958-07-28 1958-07-28 Device and method for introducing inert gases into a steel melt

Publications (1)

Publication Number Publication Date
BE581121A true BE581121A (en) 1959-11-16

Family

ID=7303100

Family Applications (1)

Application Number Title Priority Date Filing Date
BE581121A BE581121A (en) 1958-07-28 1959-07-28 Process and devices for the manufacture of calmed steels, in particular Thomas steels.

Country Status (2)

Country Link
BE (1) BE581121A (en)
DE (1) DE1258434B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE519644A (en) *
US1131488A (en) * 1912-10-22 1915-03-09 Eugen Dolensky Vacuum process for production of steel.
DE660094C (en) * 1935-08-18 1938-05-16 Dortmund Hoerder Huettenver Ak Process for deoxidizing or deoxidizing and carburizing steel or cast iron by means of reducing gases
GB514352A (en) * 1937-01-23 1939-11-06 Roechlingsche Eisen & Stahl Process and apparatus for the preliminary and final refining of pig iron by air
FR992654A (en) * 1944-07-25 1951-10-22 Process for purifying steel and cast iron, apparatus for its implementation and products obtained
FR1157797A (en) * 1955-08-09 1958-06-03 Fischer Ag Georg Process for the degassing of refining liquid melts and device for carrying out this process
DE1025630B (en) * 1956-09-19 1958-03-06 Conradty Fa C Device for introducing gases into metal or other melts

Also Published As

Publication number Publication date
DE1258434B (en) 1968-01-11

Similar Documents

Publication Publication Date Title
BE578011A (en) Semiconductor stretching process
FR1243655A (en) Alpha-olefin oxidation process
FR1233829A (en) Cyclohexane oxidation process
BE581121A (en) Process and devices for the manufacture of calmed steels, in particular Thomas steels.
OA01403A (en) Process for the production of α-tocopheryl-quinone.
BE606723A (en) Process for the manufacture of eupolyoxymethylenes.
BE608952A (en) Steel production process.
BE576404A (en) Process for the manufacture of hollow articles and articles thus obtained.
FR1224560A (en) Process and apparatus for the manufacture of urea
FR1209170A (en) Hydrocarbon oxidation process
BE604595A (en) Process for the production of anthrapyrimidines.
BE586568A (en) Process for the production of frank fruit trees.
FR1262233A (en) Process for manufacturing gelling agents, in particular for hydrocarbons
FR1235699A (en) Process for producing calmed steels, in particular Thomas calmed steels, and device for carrying out the process
FR1209070A (en) Process for the manufacture of new polymer masses, in particular polyolifenic
BE605926A (en) Process for the manufacture of hypochlorite.
BE579647A (en) Steel making process.
BE578747A (en) Oxidation process.
FR1222976A (en) Steel making process
FR1250930A (en) Process for the manufacture of cyclo-dodecatrienes- (1, 5, 9)
FR1239649A (en) Method and machine for manufacturing bolts or the like
BE587926A (en) Process for the production of omega-laurinolactam.
BE574849A (en) Steel manufacturing process.
BE574847A (en) Steel manufacturing process.
BE573522A (en) Steel manufacturing process.