BR8704618A - Processo e aparelho para tratamento termico de pecas metalicas - Google Patents

Processo e aparelho para tratamento termico de pecas metalicas

Info

Publication number
BR8704618A
BR8704618A BR8704618A BR8704618A BR8704618A BR 8704618 A BR8704618 A BR 8704618A BR 8704618 A BR8704618 A BR 8704618A BR 8704618 A BR8704618 A BR 8704618A BR 8704618 A BR8704618 A BR 8704618A
Authority
BR
Brazil
Prior art keywords
gas
furnace
continuous furnace
heating zone
nitrogen
Prior art date
Application number
BR8704618A
Other languages
English (en)
Inventor
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 BR8704618A publication Critical patent/BR8704618A/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
    • 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)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Furnace Details (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Tunnel Furnaces (AREA)
  • Processing Of Solid Wastes (AREA)
BR8704618A 1986-09-10 1987-09-04 Processo e aparelho para tratamento termico de pecas metalicas BR8704618A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863630833 DE3630833A1 (de) 1986-09-10 1986-09-10 Verfahren und vorrichtung zur waermebehandlung metallischer werkstuecke

Publications (1)

Publication Number Publication Date
BR8704618A true BR8704618A (pt) 1988-04-26

Family

ID=6309316

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8704618A BR8704618A (pt) 1986-09-10 1987-09-04 Processo e aparelho para tratamento termico de pecas metalicas

Country Status (5)

Country Link
EP (1) EP0261461B1 (pt)
AT (1) ATE89868T1 (pt)
BR (1) BR8704618A (pt)
DE (2) DE3630833A1 (pt)
ES (1) ES2042524T3 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842372C2 (de) * 1988-12-16 1996-10-02 Induktionserwaermung Fritz Due Vorrichtung zur Wärmebehandlung metallischer Werkstücke
DE3942810A1 (de) * 1989-12-23 1991-06-27 Linde Ag Verfahren zur bereitstellung und verteilung von behandlungsgas bei waermebehandlungen
DE4016183A1 (de) * 1990-05-19 1991-11-21 Linde Ag Verfahren zur verbesserten bereitstellung von behandlungsgas bei waermebehandlungen
FR2668584B1 (fr) * 1990-10-26 1994-03-18 Lair Liquide Procede d'elaboration d'une atmosphere de traitement thermique et installation de traitement thermique.
DE4343927C1 (de) * 1993-12-22 1995-01-05 Linde Ag Verfahren zur Wärmebehandlung von Werkstücken unter Behandlungsgas
DE19545764C2 (de) * 1995-12-07 2000-02-17 Linde Ag Verfahren zur Schutzgaserzeugung für einen Wärmebehandlungsofen und Wärmebehandlungsanlage
IT1291479B1 (it) * 1997-01-29 1999-01-11 Rivoira Spa Procedimento di trattamento termico di pezzi metallici a base ferrosa in un'atmosfera attiva ad elevato potenziale di carbonio.
DE10347312B3 (de) * 2003-10-08 2005-04-14 Air Liquide Deutschland Gmbh Verfahren zur Wärmebehandlung von Eisenwerkstoffen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD31283A (pt) *
DE1433735B1 (de) * 1963-09-21 1969-09-04 Werner Goehring Verfahren zur Erzielung einer Ofenatmosphaere,mit der eine oxydationsfreie Waermebehandlung von Werkstuecken aus Stahl unter gleichzeitiger Beeinflussung des Kohlenstoffgehalts durchfuehrbar ist
DD131292A1 (de) * 1977-03-28 1978-06-14 Arnd Mueller Einrichtung zur schutzgaserzeugung im ofenraum
DE3440876A1 (de) * 1984-11-08 1986-05-15 Linde Ag, 6200 Wiesbaden Verfahren und vorrichtung zum herstellen einer schutzgasatmosphaere

Also Published As

Publication number Publication date
ATE89868T1 (de) 1993-06-15
EP0261461B1 (de) 1993-05-26
DE3785989D1 (de) 1993-07-01
DE3630833A1 (de) 1988-03-17
EP0261461A2 (de) 1988-03-30
ES2042524T3 (es) 1993-12-16
EP0261461A3 (en) 1989-03-15

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