ATE195762T1 - Verfahren und vorrichtung zum behandeln von komponenten mit einem gasgemisch - Google Patents

Verfahren und vorrichtung zum behandeln von komponenten mit einem gasgemisch

Info

Publication number
ATE195762T1
ATE195762T1 AT96921178T AT96921178T ATE195762T1 AT E195762 T1 ATE195762 T1 AT E195762T1 AT 96921178 T AT96921178 T AT 96921178T AT 96921178 T AT96921178 T AT 96921178T AT E195762 T1 ATE195762 T1 AT E195762T1
Authority
AT
Austria
Prior art keywords
gas
pct
gas mixture
treatment chamber
treatment
Prior art date
Application number
AT96921178T
Other languages
English (en)
Inventor
Torsten Holm
Ante Brunskog
Goeran Andersson
Tore Eriksson
Torgny Wingbro
Original Assignee
Aga Ab
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 Aga Ab filed Critical Aga Ab
Application granted granted Critical
Publication of ATE195762T1 publication Critical patent/ATE195762T1/de

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
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
    • 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
    • C21D1/613—Gases; Liquefied or solidified normally gaseous material
    • 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
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • 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
    • C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum

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)
  • Separation Of Gases By Adsorption (AREA)
  • Treating Waste Gases (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT96921178T 1995-06-22 1996-06-05 Verfahren und vorrichtung zum behandeln von komponenten mit einem gasgemisch ATE195762T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9502278A SE504320C2 (sv) 1995-06-22 1995-06-22 Förfarande och anläggning för behandling av komponenter med en gasblandning
PCT/SE1996/000743 WO1997000974A1 (en) 1995-06-22 1996-06-05 A method and an apparatus for the treatment of components by a gas mixture

Publications (1)

Publication Number Publication Date
ATE195762T1 true ATE195762T1 (de) 2000-09-15

Family

ID=20398717

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96921178T ATE195762T1 (de) 1995-06-22 1996-06-05 Verfahren und vorrichtung zum behandeln von komponenten mit einem gasgemisch

Country Status (7)

Country Link
US (1) US5938866A (de)
EP (1) EP0871786B1 (de)
AT (1) ATE195762T1 (de)
DE (1) DE69609989T2 (de)
ES (1) ES2151667T3 (de)
SE (1) SE504320C2 (de)
WO (1) WO1997000974A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020104589A1 (en) * 2000-12-04 2002-08-08 Van Den Sype Jaak Process and apparatus for high pressure gas quenching in an atmospheric furnace
US6517791B1 (en) * 2000-12-04 2003-02-11 Praxair Technology, Inc. System and process for gas recovery
FR2844809B1 (fr) * 2002-09-20 2007-06-29 Air Liquide Procede de refroidissement rapide de pieces par transfert convectif et radiatif
CA2507161A1 (en) * 2002-11-26 2004-06-10 Praxair Technology, Inc. Gas supply and recovery for metal atomizer
WO2007092139A2 (en) * 2006-02-06 2007-08-16 Hyradix, Inc. Integrated reformer and batch annealing processes and apparatus therefor
US7727305B2 (en) * 2006-04-20 2010-06-01 Lummus Technology Inc. Method and system for atmosphere recycling

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736502C1 (de) * 1987-10-28 1988-06-09 Degussa Vakuumofen zur Waermebehandlung metallischer Werkstuecke
FR2660669B1 (fr) * 1990-04-04 1992-06-19 Air Liquide Procede et installation de traitement thermique d'objets avec trempe en milieux gazeux.

Also Published As

Publication number Publication date
SE9502278L (sv) 1996-12-23
SE9502278D0 (sv) 1995-06-22
EP0871786A1 (de) 1998-10-21
ES2151667T3 (es) 2001-01-01
DE69609989D1 (de) 2000-09-28
EP0871786B1 (de) 2000-08-23
DE69609989T2 (de) 2001-04-05
US5938866A (en) 1999-08-17
WO1997000974A1 (en) 1997-01-09
SE504320C2 (sv) 1997-01-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties