FR2426877B1 - - Google Patents

Info

Publication number
FR2426877B1
FR2426877B1 FR7815217A FR7815217A FR2426877B1 FR 2426877 B1 FR2426877 B1 FR 2426877B1 FR 7815217 A FR7815217 A FR 7815217A FR 7815217 A FR7815217 A FR 7815217A FR 2426877 B1 FR2426877 B1 FR 2426877B1
Authority
FR
France
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
FR7815217A
Other versions
FR2426877A1 (fr
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.)
PHYSIQUE APPLIQUEE IND
Original Assignee
PHYSIQUE APPLIQUEE IND
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 PHYSIQUE APPLIQUEE IND filed Critical PHYSIQUE APPLIQUEE IND
Priority to FR7815217A priority Critical patent/FR2426877A1/fr
Publication of FR2426877A1 publication Critical patent/FR2426877A1/fr
Application granted granted Critical
Publication of FR2426877B1 publication Critical patent/FR2426877B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • 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
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B2005/062—Cooling elements
    • F27B2005/066—Cooling elements disposed around the fan
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/14—Arrangements of heating devices
    • F27B2005/143—Heating rods disposed in the chamber
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • F27B2005/161—Gas inflow or outflow
    • F27B2005/162—Gas inflow or outflow through closable or non-closable openings of the chamber walls
    • 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
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • F27B2005/166—Means to circulate the atmosphere
    • F27B2005/167—Means to circulate the atmosphere the atmosphere being recirculated through the treatment chamber by a turbine

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Charging Or Discharging (AREA)
FR7815217A 1978-05-23 1978-05-23 Perfectionnements apportes aux fours a vide a dispositif incorpore de trempe en lit fluidise Granted FR2426877A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7815217A FR2426877A1 (fr) 1978-05-23 1978-05-23 Perfectionnements apportes aux fours a vide a dispositif incorpore de trempe en lit fluidise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7815217A FR2426877A1 (fr) 1978-05-23 1978-05-23 Perfectionnements apportes aux fours a vide a dispositif incorpore de trempe en lit fluidise

Publications (2)

Publication Number Publication Date
FR2426877A1 FR2426877A1 (fr) 1979-12-21
FR2426877B1 true FR2426877B1 (fr) 1982-06-04

Family

ID=9208561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7815217A Granted FR2426877A1 (fr) 1978-05-23 1978-05-23 Perfectionnements apportes aux fours a vide a dispositif incorpore de trempe en lit fluidise

Country Status (1)

Country Link
FR (1) FR2426877A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102634648A (zh) * 2012-04-26 2012-08-15 广东世创金属科技有限公司 具有在淬火中保护气氛及自动转移工件装置的井式炉

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2644567A1 (fr) * 1989-03-17 1990-09-21 Etudes Const Mecaniques Dispositif pour l'execution de traitements thermiques enchaines en continu sous vide
DE3934103A1 (de) * 1989-10-12 1991-04-25 Ipsen Ind Int Gmbh Ofen zur partiellen waermebehandlung von werkzeugen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE970360C (de) * 1943-09-29 1958-09-11 Aeg Haubenofen mit Kuehlkammern
US3684263A (en) * 1970-02-12 1972-08-15 Sola Basic Ind Inc Vacuum oil quench furnace
FR2106656A5 (en) * 1970-09-18 1972-05-05 Inst Elektrotermicheskogo Obor Three chamber vacuum sintering plant - with two turn table mounted chambers
DE2156306C3 (de) * 1971-11-12 1975-10-30 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Mehrstationenvakuumofenanlage zum Vergüten, Härten und Löten von Werkstücken
DE2523952A1 (de) * 1975-05-30 1976-12-09 Degussa Ofenanlage zum vergueten und haerten von werkstuecken

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102634648A (zh) * 2012-04-26 2012-08-15 广东世创金属科技有限公司 具有在淬火中保护气氛及自动转移工件装置的井式炉

Also Published As

Publication number Publication date
FR2426877A1 (fr) 1979-12-21

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Legal Events

Date Code Title Description
ST Notification of lapse