FR1436532A - Four de passage pour le traitement thermique de métaux sous protection gazeuse - Google Patents

Four de passage pour le traitement thermique de métaux sous protection gazeuse

Info

Publication number
FR1436532A
FR1436532A FR20670A FR20670A FR1436532A FR 1436532 A FR1436532 A FR 1436532A FR 20670 A FR20670 A FR 20670A FR 20670 A FR20670 A FR 20670A FR 1436532 A FR1436532 A FR 1436532A
Authority
FR
France
Prior art keywords
heat treatment
gas protection
under gas
metals under
passage furnace
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
FR20670A
Other languages
English (en)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Application granted granted Critical
Publication of FR1436532A publication Critical patent/FR1436532A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Tunnel Furnaces (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
FR20670A 1964-07-09 1965-06-14 Four de passage pour le traitement thermique de métaux sous protection gazeuse Expired FR1436532A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED44888A DE1220451B (de) 1964-07-09 1964-07-09 Durchsatzofen zur Waermebehandlung von Metallen unter Schutzgas

Publications (1)

Publication Number Publication Date
FR1436532A true FR1436532A (fr) 1966-04-22

Family

ID=7048624

Family Applications (1)

Application Number Title Priority Date Filing Date
FR20670A Expired FR1436532A (fr) 1964-07-09 1965-06-14 Four de passage pour le traitement thermique de métaux sous protection gazeuse

Country Status (3)

Country Link
DE (1) DE1220451B (fr)
FR (1) FR1436532A (fr)
GB (1) GB1111601A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2583774A1 (fr) * 1985-06-25 1986-12-26 Stein Heurtey Installation de traitements thermochimiques a temperatures et atmospheres differentes, notamment pour l'industrie automobile

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LV13312B (en) * 2004-12-09 2005-07-20 Lazars-Harijs Cimermanis Arrangement for hydrothermal treatment and dehumidification of gypsum rock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2583774A1 (fr) * 1985-06-25 1986-12-26 Stein Heurtey Installation de traitements thermochimiques a temperatures et atmospheres differentes, notamment pour l'industrie automobile
EP0209408A1 (fr) * 1985-06-25 1987-01-21 Stein Heurtey Installation de traitements thermochimiques à températures et atmosphères différentes, notamment pour l'industrie automobile

Also Published As

Publication number Publication date
GB1111601A (en) 1968-05-01
DE1220451B (de) 1966-07-07

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