BE770806A - DOUBLE CONCENTRIC DUCT TUBES. - Google Patents

DOUBLE CONCENTRIC DUCT TUBES.

Info

Publication number
BE770806A
BE770806A BE770806A BE770806A BE770806A BE 770806 A BE770806 A BE 770806A BE 770806 A BE770806 A BE 770806A BE 770806 A BE770806 A BE 770806A BE 770806 A BE770806 A BE 770806A
Authority
BE
Belgium
Prior art keywords
double concentric
duct tubes
concentric duct
tubes
double
Prior art date
Application number
BE770806A
Other languages
French (fr)
Original Assignee
Centre Rech Metallurgique
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 Centre Rech Metallurgique filed Critical Centre Rech Metallurgique
Priority to BE770806A priority Critical patent/BE770806A/en
Publication of BE770806A publication Critical patent/BE770806A/en
Priority to FR7225047A priority patent/FR2147986A1/en
Priority to LU65736A priority patent/LU65736A1/xx

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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
BE770806A 1971-07-23 1971-07-30 DOUBLE CONCENTRIC DUCT TUBES. BE770806A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE770806A BE770806A (en) 1971-07-30 1971-07-30 DOUBLE CONCENTRIC DUCT TUBES.
FR7225047A FR2147986A1 (en) 1971-07-30 1972-07-11 Converter bottom tuyeres - with double concentric creep-resistant con
LU65736A LU65736A1 (en) 1971-07-23 1972-07-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE770806A BE770806A (en) 1971-07-30 1971-07-30 DOUBLE CONCENTRIC DUCT TUBES.

Publications (1)

Publication Number Publication Date
BE770806A true BE770806A (en) 1972-01-31

Family

ID=3858470

Family Applications (1)

Application Number Title Priority Date Filing Date
BE770806A BE770806A (en) 1971-07-23 1971-07-30 DOUBLE CONCENTRIC DUCT TUBES.

Country Status (2)

Country Link
BE (1) BE770806A (en)
FR (1) FR2147986A1 (en)

Also Published As

Publication number Publication date
FR2147986A1 (en) 1973-03-11
FR2147986B1 (en) 1974-12-27

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