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FR817911A - Method and device for welding heat-treated rails - Google Patents

Method and device for welding heat-treated rails

Info

Publication number
FR817911A
FR817911A FR817911DA FR817911A FR 817911 A FR817911 A FR 817911A FR 817911D A FR817911D A FR 817911DA FR 817911 A FR817911 A FR 817911A
Authority
FR
France
Prior art keywords
welding heat
treated rails
rails
treated
welding
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LAMINOIRS HAUTS FOURNEAUX FORG
Original Assignee
LAMINOIRS HAUTS FOURNEAUX FORG
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 LAMINOIRS HAUTS FOURNEAUX FORG filed Critical LAMINOIRS HAUTS FOURNEAUX FORG
Application granted granted Critical
Publication of FR817911A publication Critical patent/FR817911A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • C21D9/505—Cooling thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR817911D 1936-05-18 1936-05-18 Method and device for welding heat-treated rails Expired FR817911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR817911T 1936-05-18

Publications (1)

Publication Number Publication Date
FR817911A true FR817911A (en) 1937-09-14

Family

ID=9268583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817911D Expired FR817911A (en) 1936-05-18 1936-05-18 Method and device for welding heat-treated rails

Country Status (1)

Country Link
FR (1) FR817911A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0444480A1 (en) * 1990-02-27 1991-09-04 Elektro-Thermit GmbH Process for the intermediate cast welding of isothermal annealed rails

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0444480A1 (en) * 1990-02-27 1991-09-04 Elektro-Thermit GmbH Process for the intermediate cast welding of isothermal annealed rails

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