ZA835890B - Method for the heat treatment of workpieces - Google Patents

Method for the heat treatment of workpieces

Info

Publication number
ZA835890B
ZA835890B ZA835890A ZA835890A ZA835890B ZA 835890 B ZA835890 B ZA 835890B ZA 835890 A ZA835890 A ZA 835890A ZA 835890 A ZA835890 A ZA 835890A ZA 835890 B ZA835890 B ZA 835890B
Authority
ZA
South Africa
Prior art keywords
heat treatment
workpieces
quenched
transferred
fluidized bed
Prior art date
Application number
ZA835890A
Other languages
English (en)
Inventor
Friedhelm Dr Kuehn
Original Assignee
Ruhrgas 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 Ruhrgas Ag filed Critical Ruhrgas Ag
Publication of ZA835890B publication Critical patent/ZA835890B/xx

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
    • 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
    • C21D1/62—Quenching devices
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Heat Treatment Of Articles (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Furnace Details (AREA)
ZA835890A 1982-08-17 1983-08-11 Method for the heat treatment of workpieces ZA835890B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823230531 DE3230531A1 (de) 1982-08-17 1982-08-17 Verfahren zum zwischenvergueten von werkstuecken

Publications (1)

Publication Number Publication Date
ZA835890B true ZA835890B (en) 1984-11-28

Family

ID=6171029

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA835890A ZA835890B (en) 1982-08-17 1983-08-11 Method for the heat treatment of workpieces

Country Status (10)

Country Link
US (1) US4612065A (pt)
EP (1) EP0103705B1 (pt)
JP (1) JPS5947322A (pt)
KR (1) KR840005746A (pt)
AT (1) ATE22329T1 (pt)
BR (1) BR8304420A (pt)
DD (1) DD208993A5 (pt)
DE (2) DE3230531A1 (pt)
IN (1) IN159134B (pt)
ZA (1) ZA835890B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62184505A (ja) * 1986-02-10 1987-08-12 Nec Corp 運動制御装置
CA1296603C (en) * 1986-09-30 1992-03-03 Jaak Van Den Sype Process for rapid quenching in a fluidized bed
DE3734169A1 (de) * 1987-10-09 1989-04-27 Ewald Schwing Verfahren zum warmbadhaerten von gegenstaenden aus legierten staehlen
US5080729A (en) * 1987-11-10 1992-01-14 Union Carbide Industrial Gases Technology Corporation Process for rapid quenching in a collapsed bed
JP2636044B2 (ja) * 1989-05-24 1997-07-30 オ−クマ株式会社 数値制御方法及びその装置
FR2697535B1 (fr) * 1992-11-02 1995-01-13 Schissler Jean Marie Procédé amélioré de traitement thermique d'alliages ferreux ou non-ferreux, et son application à l'élaboration de fonte bainitique.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE872956C (de) * 1943-08-28 1953-04-09 Deutsche Edelstahlwerke Ag Zwischenstufenverguetung von unlegierten und legierten Staehlen
US2719112A (en) * 1951-02-28 1955-09-27 Exxon Research Engineering Co Contacting gases with fluidized subdivided solids
GB761072A (en) * 1952-09-25 1956-11-07 Cie Ind De Procedes Et D Appli Improvements relating to the fluidization of solid granular materials
US3053704A (en) * 1953-11-27 1962-09-11 Exxon Research Engineering Co Heat treating metals
BE624740A (pt) * 1961-11-15
GB1002512A (en) * 1962-05-04 1965-08-25 Exxon Research Engineering Co Process for improving the physical and/or surface properties of metal objects
FR1338537A (fr) * 1962-08-17 1963-09-27 Siderurgie Fse Inst Rech Dispositif de fluidisation de matières pulvérulentes
DE1198569B (de) * 1963-03-13 1965-08-12 Karl Schmidt Ges Mit Beschraen Verwendung des Wirbelschichtbades zum Abschrecken von metallischen Werkstuecken
FR1423862A (fr) * 1964-11-24 1966-01-07 Heurtey Sa Procédé d'agitation d'un lit fluidisé pour opérations thermiques et appareillages permettant la mise en oeuvre d'un tel procédé
FR1600086A (pt) * 1968-12-30 1970-07-20
DD110774A1 (pt) * 1974-04-10 1975-01-12
DE2455280A1 (de) * 1974-11-22 1976-05-26 Aeg Elotherm Gmbh Verfahren zur trockenen waermebehandlung erhitzter werkstuecke durch gesteuerten waermeentzug und einrichtung zur durchfuehrung dieses verfahrens
FR2440994A1 (fr) * 1978-11-08 1980-06-06 Renault Machine automatique pour le traitement thermique de pieces et procede de mise en oeuvre
FR2448573A1 (fr) * 1979-02-06 1980-09-05 Physique Appliquee Ind Installation automatique de trempe isotherme en lit fluidise
US4410373A (en) * 1981-09-30 1983-10-18 Kemp Willard E Process for heat treatment of a metal workpiece

Also Published As

Publication number Publication date
JPS5947322A (ja) 1984-03-17
BR8304420A (pt) 1984-03-27
US4612065A (en) 1986-09-16
IN159134B (pt) 1987-03-28
KR840005746A (ko) 1984-11-16
DD208993A5 (de) 1984-04-18
ATE22329T1 (de) 1986-10-15
DE3230531A1 (de) 1984-02-23
DE3366291D1 (en) 1986-10-23
EP0103705A1 (de) 1984-03-28
EP0103705B1 (de) 1986-09-17

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