OA01952A - Procédé et installation de traitement thermique des rails. - Google Patents

Procédé et installation de traitement thermique des rails.

Info

Publication number
OA01952A
OA01952A OA52431A OA52431A OA01952A OA 01952 A OA01952 A OA 01952A OA 52431 A OA52431 A OA 52431A OA 52431 A OA52431 A OA 52431A OA 01952 A OA01952 A OA 01952A
Authority
OA
OAPI
Prior art keywords
rails
installation
heat treatment
treatment
heat
Prior art date
Application number
OA52431A
Other languages
English (en)
Original Assignee
Lorraine Escaut S A
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
Priority claimed from FR14981A external-priority patent/FR1458157A/fr
Application filed by Lorraine Escaut S A filed Critical Lorraine Escaut S A
Publication of OA01952A publication Critical patent/OA01952A/fr

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/53—Heating in fluidised beds
    • 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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Metal Rolling (AREA)
OA52431A 1965-04-28 1966-04-28 Procédé et installation de traitement thermique des rails. OA01952A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR14981A FR1458157A (fr) 1965-04-28 1965-04-28 Procédé et installation de traitement thermique des rails
FR53062A FR90024E (fr) 1965-04-28 1966-03-11 Procédé et installation de traitement thermique des rails

Publications (1)

Publication Number Publication Date
OA01952A true OA01952A (fr) 1970-02-04

Family

ID=26235587

Family Applications (1)

Application Number Title Priority Date Filing Date
OA52431A OA01952A (fr) 1965-04-28 1966-04-28 Procédé et installation de traitement thermique des rails.

Country Status (13)

Country Link
US (1) US3519497A (fr)
AT (1) AT287038B (fr)
BE (1) BE680222A (fr)
DE (1) DE1533982B1 (fr)
ES (1) ES326499A1 (fr)
FI (1) FI46521C (fr)
FR (1) FR90024E (fr)
GB (1) GB1131662A (fr)
LU (1) LU50979A1 (fr)
NL (1) NL6605705A (fr)
OA (1) OA01952A (fr)
PL (1) PL72550B1 (fr)
SE (1) SE309257B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666253A (en) * 1969-12-26 1972-05-30 Yuri Yoshio Fluidized bed furnace
DE2439338C2 (de) * 1974-08-16 1980-08-28 Fried. Krupp, Huettenwerke Ag, 4630 Bochum Verfahren zur Wärmebehandlung von Schienen aus der Walzhitze
JPS52149229A (en) * 1976-06-07 1977-12-12 Kobe Steel Ltd Surface treatment method due to fluid layer system
JPS54148124A (en) 1978-05-12 1979-11-20 Nippon Steel Corp Manufacture of high strength rall of excellent weldability
SE425799B (sv) * 1980-03-13 1982-11-08 Per Olof Strandell Anordning for nedsvalning av metallemnen
BE884443A (fr) * 1980-07-23 1981-01-23 Centre Rech Metallurgique Perfectionnements aux procedes de fabrication de rails a haute resistance
US4486248A (en) * 1982-08-05 1984-12-04 The Algoma Steel Corporation Limited Method for the production of improved railway rails by accelerated cooling in line with the production rolling mill
US4895605A (en) * 1988-08-19 1990-01-23 Algoma Steel Corporation Method for the manufacture of hardened railroad rails
GB2297094B (en) * 1995-01-20 1998-09-23 British Steel Plc Improvements in and relating to Carbide-Free Bainitic Steels
AT407057B (de) * 1996-12-19 2000-12-27 Voest Alpine Schienen Gmbh Profiliertes walzgut und verfahren zu dessen herstellung
GB2352726A (en) * 1999-08-04 2001-02-07 Secr Defence A steel and a heat treatment for steels
DE102011014877A1 (de) * 2011-03-23 2012-09-27 Db Netz Ag Verfahren zum Umschmieden eines Gleisteils und gemäß diesem Verfahren umgeschmidete Gleisteile
GB2497541B (en) 2011-12-13 2014-05-14 Rolls Royce Plc Method and apparatus for the treatment of part of a component using a fluidised bed of powder, the apparatus including a powder screen
GB2497538B (en) 2011-12-13 2016-02-24 Rolls Royce Plc Fluidised bed treatment
AT512792B1 (de) 2012-09-11 2013-11-15 Voestalpine Schienen Gmbh Verfahren zur Herstellung von bainitischen Schienenstählen
CN103468906A (zh) * 2013-09-17 2013-12-25 北京科技大学 一种低温温轧制备2000MPa级纳米尺度贝氏体钢工艺
CN113416818B (zh) * 2021-05-12 2022-09-23 包头钢铁（集团）有限责任公司 一种高强韧性贝马复相贝氏体钢轨的热处理工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US368132A (en) * 1887-08-09 coffin
US879634A (en) * 1907-07-12 1908-02-18 Robert Abbott Hadfield Method of improving steel rails.
US1827616A (en) * 1928-09-29 1931-10-13 Firm Of Messrs Sandberg Manufacture of railway and tramway rails
DE612757C (de) * 1928-09-29 1935-05-04 Christer Peter Sandberg Verfahren zur Verhuetung von inneren Rissen beim Kuehlen von Eisenbahn- und Strassenbahnschienen
US2116070A (en) * 1936-01-27 1938-05-03 American Brake Shoe & Foundry Heat treatment of ferrous sections
US2576223A (en) * 1948-02-17 1951-11-27 Hofmann Fritz Method of producing wear resistant steel rails
US3197346A (en) * 1953-11-27 1965-07-27 Exxon Research Engineering Co Heat treatment of ferrous metals with fluidized particles
US3053704A (en) * 1953-11-27 1962-09-11 Exxon Research Engineering Co Heat treating metals

Also Published As

Publication number Publication date
LU50979A1 (fr) 1966-06-27
FI46521C (fi) 1973-04-10
US3519497A (en) 1970-07-07
NL6605705A (fr) 1966-10-31
GB1131662A (en) 1968-10-23
PL72550B1 (fr) 1974-08-30
DE1533982B1 (de) 1970-11-26
FR90024E (fr) 1967-09-29
FI46521B (fi) 1973-01-02
AT287038B (de) 1971-01-11
ES326499A1 (es) 1967-03-01
SE309257B (fr) 1969-03-17
BE680222A (fr) 1966-10-03

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