JPH0453927B2 - - Google Patents

Info

Publication number
JPH0453927B2
JPH0453927B2 JP59043208A JP4320884A JPH0453927B2 JP H0453927 B2 JPH0453927 B2 JP H0453927B2 JP 59043208 A JP59043208 A JP 59043208A JP 4320884 A JP4320884 A JP 4320884A JP H0453927 B2 JPH0453927 B2 JP H0453927B2
Authority
JP
Japan
Prior art keywords
window
stirring fan
heating
motor
vacuum 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 - Lifetime
Application number
JP59043208A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60187620A (ja
Inventor
Yoichi Nakanishi
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.)
Daido Steel Co Ltd
Original Assignee
Daido Steel Co Ltd
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 Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Priority to JP4320884A priority Critical patent/JPS60187620A/ja
Publication of JPS60187620A publication Critical patent/JPS60187620A/ja
Publication of JPH0453927B2 publication Critical patent/JPH0453927B2/ja
Granted legal-status Critical Current

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
    • C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
    • 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
    • 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 specially adapted for furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • 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 specially adapted for 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 specially adapted for 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)
JP4320884A 1984-03-06 1984-03-06 真空炉 Granted JPS60187620A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4320884A JPS60187620A (ja) 1984-03-06 1984-03-06 真空炉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4320884A JPS60187620A (ja) 1984-03-06 1984-03-06 真空炉

Publications (2)

Publication Number Publication Date
JPS60187620A JPS60187620A (ja) 1985-09-25
JPH0453927B2 true JPH0453927B2 (en]) 1992-08-28

Family

ID=12657499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4320884A Granted JPS60187620A (ja) 1984-03-06 1984-03-06 真空炉

Country Status (1)

Country Link
JP (1) JPS60187620A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008285746A (ja) * 2007-04-20 2008-11-27 Hitachi Industrial Equipment Systems Co Ltd 鉄心焼鈍炉

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736501C1 (de) * 1987-10-28 1988-06-09 Degussa Verfahren zur Waermebehandlung metallischer Werkstuecke
JP2513194Y2 (ja) * 1988-07-22 1996-10-02 株式会社島津製作所 熱処理炉
JPH03199891A (ja) * 1989-12-28 1991-08-30 Ishikawajima Harima Heavy Ind Co Ltd 真空炉
CN116718017B (zh) * 2023-08-10 2023-11-07 厦门达斯智能装备有限公司 一种便于维护的双炉门的进出料装置及碳管炉

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5868948U (ja) * 1981-11-04 1983-05-11 大同特殊鋼株式会社 真空熱処理炉における焼入れ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008285746A (ja) * 2007-04-20 2008-11-27 Hitachi Industrial Equipment Systems Co Ltd 鉄心焼鈍炉

Also Published As

Publication number Publication date
JPS60187620A (ja) 1985-09-25

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