DE3169071D1 - Method of and apparatus for decarburizing or neutrally annealing metal workpieces - Google Patents

Method of and apparatus for decarburizing or neutrally annealing metal workpieces

Info

Publication number
DE3169071D1
DE3169071D1 DE8181107820T DE3169071T DE3169071D1 DE 3169071 D1 DE3169071 D1 DE 3169071D1 DE 8181107820 T DE8181107820 T DE 8181107820T DE 3169071 T DE3169071 T DE 3169071T DE 3169071 D1 DE3169071 D1 DE 3169071D1
Authority
DE
Germany
Prior art keywords
decarburizing
neutrally
metal workpieces
annealing metal
annealing
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
DE8181107820T
Other languages
English (en)
Inventor
Reinhard Strigl
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Priority to DE8181107820T priority Critical patent/DE3169071D1/de
Application granted granted Critical
Publication of DE3169071D1 publication Critical patent/DE3169071D1/de
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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/04—Decarburising
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere

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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Furnace Details (AREA)
DE8181107820T 1980-10-04 1981-10-01 Method of and apparatus for decarburizing or neutrally annealing metal workpieces Expired DE3169071D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8181107820T DE3169071D1 (en) 1980-10-04 1981-10-01 Method of and apparatus for decarburizing or neutrally annealing metal workpieces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803037643 DE3037643A1 (de) 1980-10-04 1980-10-04 Verfahren und vorrichtung zum entkohlenden oder kohlungsneutralen gluehen von metallteilen
DE8181107820T DE3169071D1 (en) 1980-10-04 1981-10-01 Method of and apparatus for decarburizing or neutrally annealing metal workpieces

Publications (1)

Publication Number Publication Date
DE3169071D1 true DE3169071D1 (en) 1985-03-28

Family

ID=6113673

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19803037643 Withdrawn DE3037643A1 (de) 1980-10-04 1980-10-04 Verfahren und vorrichtung zum entkohlenden oder kohlungsneutralen gluehen von metallteilen
DE8181107820T Expired DE3169071D1 (en) 1980-10-04 1981-10-01 Method of and apparatus for decarburizing or neutrally annealing metal workpieces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19803037643 Withdrawn DE3037643A1 (de) 1980-10-04 1980-10-04 Verfahren und vorrichtung zum entkohlenden oder kohlungsneutralen gluehen von metallteilen

Country Status (6)

Country Link
EP (1) EP0049488B1 (de)
AT (1) AT375679B (de)
AU (1) AU547114B2 (de)
BR (1) BR8106371A (de)
DE (2) DE3037643A1 (de)
ZA (1) ZA816859B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506131C1 (de) * 1985-02-22 1986-05-22 Aichelin GmbH, 7015 Korntal-Münchingen Verfahren zum Waermebehandeln von insbesondere metallischen Werkstuecken und Vorrichtung zur Durchfuehrung des Verfahrens
DE3808146A1 (de) * 1988-03-11 1989-09-21 Messer Griesheim Gmbh Verfahren zur herstellung eines schutzgases fuer die waermebehandlung von eisen und nichteisenmetallen
DE3830559C1 (de) * 1988-09-08 1989-03-09 Linde Ag, 6200 Wiesbaden, De
DE102004047985A1 (de) * 2004-10-01 2006-04-06 Linde Ag Verfahren zur Atmosphärengestaltung bei Wärmebehandlungen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1049407B (de) * 1959-01-29 Aachen Dr.-Ing. Wolfgang Gruhl Verfahren zur Entkohlung von Eisen in festem Zustand
DE1106787B (de) * 1956-04-26 1961-05-18 Renault Vorrichtung zum Speisen einer Gruppe von Waermebehandlungsoefen fuer Metalle mit Schutzgas aus Daempfen organischer Fluessigkeiten, die mit Stickstoff angereichert sind
FR1157164A (fr) * 1956-08-04 1958-05-27 Renault Procédé de préparation d'un mélange d'azote et de vapeur de produits organiques pour réaliser une atmosphère de traitement thermique
DE1235352B (de) * 1959-08-26 1967-03-02 Renault Sicherheitseinrichtung an einem Zerstaeuber-Erhitzer fuer die Herstellung von Schutzgas zur Waermebehandlung von Metallen
GB2037816B (en) * 1978-11-30 1982-10-27 Boc Ltd Heat treatment method
FR2450878A1 (fr) * 1979-03-05 1980-10-03 Air Liquide Installation generatrice d'une atmosphere de traitement thermique des metaux

Also Published As

Publication number Publication date
EP0049488A1 (de) 1982-04-14
AU547114B2 (en) 1985-10-10
AU7598381A (en) 1982-05-06
DE3037643A1 (de) 1982-05-13
AT375679B (de) 1984-08-27
ATA129881A (de) 1984-01-15
ZA816859B (en) 1982-09-29
EP0049488B1 (de) 1985-02-20
BR8106371A (pt) 1982-07-13

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee