BR9101982A - Processo para o melhorado fornecimento de gas de tratamento em tratamentos termicos - Google Patents

Processo para o melhorado fornecimento de gas de tratamento em tratamentos termicos

Info

Publication number
BR9101982A
BR9101982A BR919101982A BR9101982A BR9101982A BR 9101982 A BR9101982 A BR 9101982A BR 919101982 A BR919101982 A BR 919101982A BR 9101982 A BR9101982 A BR 9101982A BR 9101982 A BR9101982 A BR 9101982A
Authority
BR
Brazil
Prior art keywords
furnace
retort
treatment gas
catalyst
thermal treatments
Prior art date
Application number
BR919101982A
Other languages
English (en)
Inventor
Peter Vocke
Thomas Mahlo
Reinhard Strigl
Original Assignee
Linde 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 Linde Ag filed Critical Linde Ag
Publication of BR9101982A publication Critical patent/BR9101982A/pt

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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C21D1/763—Adjusting the composition of the atmosphere using a catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Catalysts (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Control Of Heat Treatment Processes (AREA)
  • Tunnel Furnaces (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Air Bags (AREA)
BR919101982A 1990-05-19 1991-05-15 Processo para o melhorado fornecimento de gas de tratamento em tratamentos termicos BR9101982A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4016183A DE4016183A1 (de) 1990-05-19 1990-05-19 Verfahren zur verbesserten bereitstellung von behandlungsgas bei waermebehandlungen

Publications (1)

Publication Number Publication Date
BR9101982A true BR9101982A (pt) 1991-12-24

Family

ID=6406799

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919101982A BR9101982A (pt) 1990-05-19 1991-05-15 Processo para o melhorado fornecimento de gas de tratamento em tratamentos termicos

Country Status (9)

Country Link
US (1) US5160380A (pt)
EP (1) EP0458183B1 (pt)
AT (1) ATE115192T1 (pt)
BR (1) BR9101982A (pt)
CZ (1) CZ285210B6 (pt)
DE (2) DE4016183A1 (pt)
ES (1) ES2067795T3 (pt)
HU (1) HU209813B (pt)
ZA (1) ZA913797B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221369A (en) * 1991-07-08 1993-06-22 Air Products And Chemicals, Inc. In-situ generation of heat treating atmospheres using non-cryogenically produced nitrogen
US5284526A (en) * 1992-12-22 1994-02-08 Air Products And Chemicals, Inc. Integrated process for producing atmospheres suitable for heat treating from non-cryogenically generated nitrogen
US5417774A (en) * 1992-12-22 1995-05-23 Air Products And Chemicals, Inc. Heat treating atmospheres
US5298090A (en) * 1992-12-22 1994-03-29 Air Products And Chemicals, Inc. Atmospheres for heat treating non-ferrous metals and alloys
US5348592A (en) * 1993-02-01 1994-09-20 Air Products And Chemicals, Inc. Method of producing nitrogen-hydrogen atmospheres for metals processing
US5401339A (en) * 1994-02-10 1995-03-28 Air Products And Chemicals, Inc. Atmospheres for decarburize annealing steels
US5968457A (en) * 1994-06-06 1999-10-19 Praxair Technology, Inc. Apparatus for producing heat treatment atmospheres
US5441581A (en) * 1994-06-06 1995-08-15 Praxair Technology, Inc. Process and apparatus for producing heat treatment atmospheres
DE19707470A1 (de) * 1997-02-25 1998-08-27 Linde Ag Verfahren zur Erzeugung von Behandlungsgas für die Wärmebehandlung metallischen Guts
US20070107818A1 (en) * 2005-11-16 2007-05-17 Bowe Donald J Deoxygenation of furnaces with hydrogen-containing atmoshperes
US8689707B2 (en) * 2006-05-26 2014-04-08 Fuel Tech, Inc. Ultra low NOx burner replacement system
EP2487442A1 (en) 2011-02-10 2012-08-15 Linde Aktiengesellschaft Furnace atmosphere generator
EP2806241A1 (en) 2013-05-23 2014-11-26 Linde Aktiengesellschaft Method of providing methanol for a heat treatment atmosphere in furnace
KR101701328B1 (ko) * 2016-01-22 2017-02-13 한국에너지기술연구원 Rx 가스 발생기 내장형 무산화 열처리 설비

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3535074A (en) * 1965-10-29 1970-10-20 Hitachi Ltd Method and apparatus for purifying crude inert gases
DE2420823A1 (de) * 1974-04-30 1975-11-13 Nassheuer Ind Ofenbau Jean Strahlrohrbeheitzter waerm- bzw. gluehofen
DD131292A1 (de) * 1977-03-28 1978-06-14 Arnd Mueller Einrichtung zur schutzgaserzeugung im ofenraum
US4398971A (en) * 1981-12-31 1983-08-16 Aga Aktiebolag Method of heating, holding or heat treatment of metal material
FR2524006B1 (fr) * 1982-03-23 1985-10-11 Air Liquide Procede de durcissement superficiel de pieces metalliques
US4417927A (en) * 1982-03-29 1983-11-29 General Electric Company Steel nitriding method and apparatus
DE3302338A1 (de) * 1983-01-25 1984-07-26 Ruhrgas Ag, 4300 Essen Verfahren zum haerten von metallwerkstuecken
DE3630833A1 (de) * 1986-09-10 1988-03-17 Linde Ag Verfahren und vorrichtung zur waermebehandlung metallischer werkstuecke
DE3632577A1 (de) * 1986-09-25 1988-05-05 Linde Ag Strahlrohrbrenner mit katalysatorbett fuer waermebehandlungsoefen
FR2649123B1 (fr) * 1989-06-30 1991-09-13 Air Liquide Procede de traitement thermique de metaux

Also Published As

Publication number Publication date
EP0458183A2 (de) 1991-11-27
CS144991A3 (en) 1992-01-15
HUT61055A (en) 1992-11-30
HU911656D0 (en) 1991-11-28
ATE115192T1 (de) 1994-12-15
ES2067795T3 (es) 1995-04-01
US5160380A (en) 1992-11-03
EP0458183A3 (en) 1992-04-01
DE59103752D1 (de) 1995-01-19
DE4016183A1 (de) 1991-11-21
HU209813B (en) 1994-11-28
EP0458183B1 (de) 1994-12-07
CZ285210B6 (cs) 1999-06-16
ZA913797B (en) 1992-02-26

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