EP0313889B1 - Four sous vide pour le traitement à chaud de pièces métalliques - Google Patents

Four sous vide pour le traitement à chaud de pièces métalliques Download PDF

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Publication number
EP0313889B1
EP0313889B1 EP88116478A EP88116478A EP0313889B1 EP 0313889 B1 EP0313889 B1 EP 0313889B1 EP 88116478 A EP88116478 A EP 88116478A EP 88116478 A EP88116478 A EP 88116478A EP 0313889 B1 EP0313889 B1 EP 0313889B1
Authority
EP
European Patent Office
Prior art keywords
batch
vacuum furnace
cooling gas
gas
cooling
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
EP88116478A
Other languages
German (de)
English (en)
Other versions
EP0313889A1 (fr
Inventor
Paul Dipl.-Ing. Heilmann
Erwin Dipl.-Ing. Heumüller
Fritz Kalbfleisch
Friedrich Dr. Dipl.-Phys. Preisser
Rolf Schuster
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
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6339264&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0313889(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Degussa GmbH filed Critical Degussa GmbH
Priority to AT88116478T priority Critical patent/ATE65800T1/de
Publication of EP0313889A1 publication Critical patent/EP0313889A1/fr
Application granted granted Critical
Publication of EP0313889B1 publication Critical patent/EP0313889B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • 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
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
    • F27D7/04—Circulating atmospheres by mechanical means
    • 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
    • F27B2005/064—Cooling elements disposed in the furnace, around the chamber, e.g. coils
    • 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
    • F27B2005/146—Heating rods disposed in the chamber the heating rods being in the tubes which conduct the heating gases
    • 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
    • F27B2005/164—Air supply through a set of tubes with openings
    • 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

Claims (4)

1. Four sous vide pour traitement thermique de pièces métalliques comprenant une cuve cylindrique à l'épreuve de la pression, dans lequel sont disposés un volume destiné à des charges entouré de conducteurs électriques orientés axialement, équipée d'une isolation thermique et un dispositif de refroidissement de gaz, qui peut envoyer un gaz de refroidissement par des tuyères à travers le volume destiné à des charges et sur un échangeur thermique, caractérisé en ce que les conducteurs de chaleurs (6) sont réalisés de tubes, munis de trous (7) dirigés vers le volume destiné aux charges et sont reliés par des pièces d'isolation électrique (8) avec un dispositif de répartition de gaz de refroidissement (9).
2. Four sous vide selon la revendication 1, caractérisé en ce que le dispositif de répartition de gaz de refroidissement (9) est équipé d'un ventilateur (11).
3. Four sous vide selon les revendications 1 et 2, caractérisé en ce que la paroi d'isolation thermique (4) dans la zone du dispositif de répartition de gaz de refroidissement (9) est munie d'une ouverture (12) pouvant être fermée.
4. Four sous vide selon les revendications 1 à 3, caractérisé en ce qu'il est muni d'une installation de récupération du gaz de refroidissement.
EP88116478A 1987-10-28 1988-10-05 Four sous vide pour le traitement à chaud de pièces métalliques Expired - Lifetime EP0313889B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT88116478T ATE65800T1 (de) 1987-10-28 1988-10-05 Vakuumofen zur waermebehandlung metallischer werkstuecke.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3736502A DE3736502C1 (de) 1987-10-28 1987-10-28 Vakuumofen zur Waermebehandlung metallischer Werkstuecke
DE3736502 1987-10-28

Publications (2)

Publication Number Publication Date
EP0313889A1 EP0313889A1 (fr) 1989-05-03
EP0313889B1 true EP0313889B1 (fr) 1991-07-31

Family

ID=6339264

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88116478A Expired - Lifetime EP0313889B1 (fr) 1987-10-28 1988-10-05 Four sous vide pour le traitement à chaud de pièces métalliques

Country Status (24)

Country Link
US (1) US4869470A (fr)
EP (1) EP0313889B1 (fr)
JP (1) JPH01142018A (fr)
CN (1) CN1015474B (fr)
AT (1) ATE65800T1 (fr)
AU (1) AU601084B2 (fr)
BG (1) BG49829A3 (fr)
BR (1) BR8805558A (fr)
CA (1) CA1313043C (fr)
CS (1) CS711288A3 (fr)
DD (1) DD283455A5 (fr)
DE (2) DE3736502C1 (fr)
DK (1) DK164747C (fr)
ES (1) ES2023994B3 (fr)
FI (1) FI85386C (fr)
HU (1) HU199903B (fr)
IL (1) IL87761A (fr)
IN (1) IN170643B (fr)
NO (1) NO169783C (fr)
PL (1) PL156379B1 (fr)
PT (1) PT88895B (fr)
SU (1) SU1813194A3 (fr)
YU (1) YU46575B (fr)
ZA (1) ZA886832B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102383112A (zh) * 2010-08-27 2012-03-21 东京毅力科创株式会社 热处理装置

Families Citing this family (31)

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DE3735186C1 (de) * 1987-10-17 1988-09-15 Ulrich Wingens Vakuum-Kammerofen
DE3736501C1 (de) * 1987-10-28 1988-06-09 Degussa Verfahren zur Waermebehandlung metallischer Werkstuecke
DE3818471A1 (de) * 1988-05-31 1989-12-21 Ipsen Ind Int Gmbh Ofen zur waermebehandlung von eisen- und stahlteilen
DE3910234C1 (fr) * 1989-03-30 1990-04-12 Degussa Ag, 6000 Frankfurt, De
DE3933423C2 (de) * 1989-10-06 1994-12-22 Nokia Deutschland Gmbh Vorrichtung zur Wärmebehandlung, insbesondere für LCD-Substratplatten
JP2656839B2 (ja) * 1989-12-15 1997-09-24 神鋼コベルコツール株式会社 真空熱処理炉
DE4034085C1 (fr) * 1990-10-26 1991-11-14 Degussa Ag, 6000 Frankfurt, De
JPH0569595U (ja) * 1992-02-27 1993-09-21 中外炉工業株式会社 炉冷促進機能を有する真空熱処理炉
PL170386B1 (pl) * 1993-01-14 1996-12-31 Seco Warwick Sp Z Oo Piec prózniowy do obróbki cieplnej PL
DE19501873C2 (de) * 1995-01-23 1997-07-03 Ald Vacuum Techn Gmbh Verfahren und Vorrichtung zum Abkühlen von Werkstücken, insbesondere zum Härten
SE504320C2 (sv) * 1995-06-22 1997-01-13 Aga Ab Förfarande och anläggning för behandling av komponenter med en gasblandning
TW366409B (en) * 1997-07-01 1999-08-11 Exxon Production Research Co Process for liquefying a natural gas stream containing at least one freezable component
KR100307996B1 (ko) * 1999-06-25 2001-09-24 이용익 열처리 진공 로
DE10117987A1 (de) * 2001-04-10 2002-10-31 Ald Vacuum Techn Ag Chargiergestell für die Wärme- und/oder Kühlbehandlung von zu härtenden Metallteilen
KR100495267B1 (ko) * 2002-10-29 2005-06-16 주식회사제4기한국 자동 진공 금형 열처리 장치
JP4280981B2 (ja) * 2003-06-27 2009-06-17 株式会社Ｉｈｉ 真空熱処理炉の冷却ガス風路切替え装置
PL202005B1 (pl) * 2004-11-19 2009-05-29 Politechnika & Lstrok Odzka In Urządzenie do hartowania z zamkniętym obiegiem wodoru
CN101804489B (zh) * 2010-04-23 2011-10-05 山东高唐杰盛半导体科技有限公司 直热式真空焊接炉
KR101439380B1 (ko) * 2012-10-31 2014-09-11 주식회사 사파이어테크놀로지 사파이어 단결정 열처리 방법 및 장치
CN104180668A (zh) * 2013-05-23 2014-12-03 上海颐柏热处理设备有限公司 一种箱式热处理炉加热室快速降温的装置
CN105296899B (zh) * 2015-10-26 2017-08-04 陈芬芬 一种铝合金工件热处理炉内的导流装置
CN106148883A (zh) * 2016-08-31 2016-11-23 潍坊丰东热处理有限公司 一种井式氮化炉内冷却系统
BR112018067865A2 (pt) * 2016-11-29 2019-12-03 Zhang Yue sistema de brasagem por ar quente sem oxigênio
CN108213639A (zh) * 2016-12-12 2018-06-29 张跃 一种钎焊炉保温循环系统
CN107164627B (zh) * 2017-04-18 2018-10-16 燕山大学 一种铝合金管循环退火处理设备炉
DE102017128076A1 (de) 2017-11-28 2019-05-29 Gautschi Engineering Gmbh Chargenofen für Glühgut und Verfahren zur Wärmebehandlung eines Ofengutes
RU2705186C1 (ru) * 2019-01-14 2019-11-05 Общество с ограниченной ответственностью "Катод" Способ охлаждения заготовки в вакуумной камере нагрева вакуумной печи и вакуумная печь
DE102019204869A1 (de) * 2019-04-05 2020-10-08 Audi Ag Abschreckvorrichtung zur chargenweisen Abschreckkühlung von Metallbauteilen
KR102014809B1 (ko) * 2019-04-26 2019-08-27 이준연 불활성 가스를 이용한 열처리로
CN111153406B (zh) * 2019-12-24 2021-06-04 山东天岳先进科技股份有限公司 一种用于制备碳化硅粉料的合成炉和合成方法
CN113847805B (zh) * 2021-09-28 2023-07-21 山东交通学院 一种超高温烧结炉

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DE2839807C2 (de) * 1978-09-13 1986-04-17 Degussa Ag, 6000 Frankfurt Vakuumofen mit Gaskühleinrichtung
DE2844843C2 (de) * 1978-10-14 1985-09-12 Ipsen Industries International Gmbh, 4190 Kleve Industrieofen zur Wärmebehandlung metallischer Werkstücke
US4235592A (en) * 1979-08-29 1980-11-25 Autoclave Engineers, Inc. Autoclave furnace with mechanical circulation
DE3416902A1 (de) * 1984-05-08 1985-11-14 Schmetz Industrieofenbau und Vakuum-Hartlöttechnik KG, 5750 Menden Verfahren und vakuumofen zur waermebehandlung einer charge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102383112A (zh) * 2010-08-27 2012-03-21 东京毅力科创株式会社 热处理装置
CN102383112B (zh) * 2010-08-27 2015-02-04 东京毅力科创株式会社 热处理装置

Also Published As

Publication number Publication date
DK164747B (da) 1992-08-10
HUT49652A (en) 1989-10-30
BR8805558A (pt) 1989-07-11
NO169783B (no) 1992-04-27
IL87761A (en) 1993-01-31
PL156379B1 (en) 1992-03-31
AU2440588A (en) 1989-05-04
YU193888A (en) 1990-04-30
FI884514A0 (fi) 1988-09-30
SU1813194A3 (ru) 1993-04-30
NO884390L (no) 1989-05-02
ATE65800T1 (de) 1991-08-15
YU46575B (sh) 1993-11-16
PT88895A (pt) 1989-09-14
DD283455A5 (de) 1990-10-10
PT88895B (pt) 1997-02-28
ZA886832B (en) 1989-05-30
PL275470A1 (en) 1989-05-02
AU601084B2 (en) 1990-08-30
DK596488D0 (da) 1988-10-27
IL87761A0 (en) 1989-02-28
DE3864008D1 (de) 1991-09-05
CN1033840A (zh) 1989-07-12
US4869470A (en) 1989-09-26
EP0313889A1 (fr) 1989-05-03
NO884390D0 (no) 1988-10-04
NO169783C (no) 1992-08-05
CN1015474B (zh) 1992-02-12
HU199903B (en) 1990-03-28
FI85386B (fi) 1991-12-31
FI884514A (fi) 1989-04-29
IN170643B (fr) 1992-04-25
DK596488A (da) 1989-04-29
BG49829A3 (en) 1992-02-14
DK164747C (da) 1992-12-28
CA1313043C (fr) 1993-01-26
FI85386C (fi) 1992-04-10
ES2023994B3 (es) 1992-02-16
CS276378B6 (en) 1992-05-13
DE3736502C1 (de) 1988-06-09
CS711288A3 (en) 1992-05-13
JPH01142018A (ja) 1989-06-02

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