BG51162A3 - A device for gas flow control in vacuum furnace - Google Patents

A device for gas flow control in vacuum furnace

Info

Publication number
BG51162A3
BG51162A3 BG91594A BG9159490A BG51162A3 BG 51162 A3 BG51162 A3 BG 51162A3 BG 91594 A BG91594 A BG 91594A BG 9159490 A BG9159490 A BG 9159490A BG 51162 A3 BG51162 A3 BG 51162A3
Authority
BG
Bulgaria
Prior art keywords
gas flow
flow control
vacuum furnace
furnace
charge
Prior art date
Application number
BG91594A
Other languages
English (en)
Inventor
Karlheinz Neubecker
Cordt Rohde
Gerhard Welzig
Original Assignee
Degussa
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 filed Critical Degussa
Publication of BG51162A3 publication Critical patent/BG51162A3/xx

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
    • C21D1/767—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
    • 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
    • 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
BG91594A 1989-03-30 1990-03-27 A device for gas flow control in vacuum furnace BG51162A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3910234A DE3910234C1 (xx) 1989-03-30 1989-03-30

Publications (1)

Publication Number Publication Date
BG51162A3 true BG51162A3 (en) 1993-02-15

Family

ID=6377430

Family Applications (1)

Application Number Title Priority Date Filing Date
BG91594A BG51162A3 (en) 1989-03-30 1990-03-27 A device for gas flow control in vacuum furnace

Country Status (20)

Country Link
US (1) US5035611A (xx)
EP (1) EP0389889B1 (xx)
JP (1) JPH02298214A (xx)
CN (1) CN1017182B (xx)
AT (1) ATE85420T1 (xx)
BG (1) BG51162A3 (xx)
BR (1) BR9001374A (xx)
CA (1) CA2013083A1 (xx)
CS (1) CS9001227A3 (xx)
DD (1) DD299673A5 (xx)
DE (2) DE3910234C1 (xx)
DK (1) DK0389889T3 (xx)
ES (1) ES2037490T3 (xx)
HR (1) HRP920580A2 (xx)
HU (1) HU207155B (xx)
PL (1) PL161410B1 (xx)
RO (1) RO105580B1 (xx)
RU (1) RU1836612C (xx)
YU (1) YU47220B (xx)
ZA (1) ZA901722B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4034085C1 (xx) * 1990-10-26 1991-11-14 Degussa Ag, 6000 Frankfurt, De
JP2579561B2 (ja) * 1991-03-22 1997-02-05 東海カーボン株式会社 ＳｉＣウイスカーの製造装置
JPH04118443U (ja) * 1991-04-03 1992-10-22 大同特殊鋼株式会社 真空熱処理炉
DE4121277C2 (de) * 1991-06-27 2000-08-03 Ald Vacuum Techn Ag Vorrichtung und Verfahren zur selbsttätigen Überwachung der Betriebssicherheit und zur Steuerung des Prozeßablaufs bei einem Vakuum-Wärmebehandlungsofen
US5267257A (en) * 1991-08-14 1993-11-30 Grier-Jhawar-Mercer, Inc. Vacuum furnace with convection heating and cooling
FR2689225A1 (fr) * 1992-03-25 1993-10-01 Stein Heurtey Physitherm Four pour traitement sous vide ou sous atmosphère gazeuse et pour trempe sous pression.
US5407349A (en) * 1993-01-22 1995-04-18 International Business Machines Corporation Exhaust system for high temperature furnace
CA2268805C (fr) * 1996-10-22 2002-09-24 Germaine Van Der Veken Eolienne capotee
US5827044A (en) * 1997-03-26 1998-10-27 Yazici; Muammer Fan system with variable air volume control
US6349108B1 (en) * 2001-03-08 2002-02-19 Pv/T, Inc. High temperature vacuum furnace
DE202006012913U1 (de) * 2006-08-22 2006-10-19 Ipsen International Gmbh Druckkammer
US20120168143A1 (en) * 2010-12-30 2012-07-05 Poole Ventura, Inc. Thermal Diffusion Chamber With Heat Exchanger
US8950470B2 (en) * 2010-12-30 2015-02-10 Poole Ventura, Inc. Thermal diffusion chamber control device and method
CN103575094A (zh) * 2012-07-27 2014-02-12 苏州工业园区杰士通真空技术有限公司 一种真空炉对流加热装置
WO2014142975A1 (en) * 2013-03-14 2014-09-18 Poole Ventura, Inc. Thermal diffusion chamber with convection compressor
CN106017071B (zh) * 2016-05-31 2018-04-10 成都西沃克真空科技有限公司 一种真空炉

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1259919B (de) * 1964-06-12 1968-02-01 Harold Norregard Ipsen Ofen zur Waermebehandlung von Werkstuecken aus Metall
DE1919493C3 (de) * 1969-04-17 1980-05-08 Ipsen Industries International Gmbh, 4190 Kleve Atmosphären-Vakuumofen
BE795779A (fr) * 1972-02-23 1973-08-22 Ugine Infra Four de traitement de charges annulaires
GB1549770A (en) * 1975-09-16 1979-08-08 Anjou M D Fan assemblies for ventilators
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
US4265592A (en) * 1979-05-09 1981-05-05 Carlini Gerardo P V Centrifugal fan
US4560348A (en) * 1984-05-24 1985-12-24 Abar Ipsen Industries Gas nozzle for a heat treating furnace
US4553404A (en) * 1984-06-20 1985-11-19 Whirlpool Corporation Room air conditioner with high capacity fresh air circulation means
US4643639A (en) * 1984-12-24 1987-02-17 Sundstrand Corporation Adjustable centrifugal pump
US4859140A (en) * 1985-01-25 1989-08-22 Brod & Mcclung - Pace Co. Centrifugal fan
US4596526A (en) * 1985-03-04 1986-06-24 Worthington Industries, Inc. Batch coil annealing furnace and method
US4891008A (en) * 1986-05-21 1990-01-02 Columbia Gas Service System Corporation High temperature convection furnace
US4830610A (en) * 1986-05-21 1989-05-16 Columbia Gas Service System Corporation High temperature convection furnace
FR2614683B1 (fr) * 1987-04-28 1989-06-16 Bmi Fours Ind Four de traitement thermique sous vide a refroidissement par courant de gaz
DE3736502C1 (de) * 1987-10-28 1988-06-09 Degussa Vakuumofen zur Waermebehandlung metallischer Werkstuecke
US4854860A (en) * 1987-12-02 1989-08-08 Gas Research Institute Convective heat transfer within an industrial heat treating furnace
US4906182A (en) * 1988-08-25 1990-03-06 Abar Ipsen Industries, Inc. Gas cooling system for processing furnace

Also Published As

Publication number Publication date
EP0389889A1 (de) 1990-10-03
CA2013083A1 (en) 1990-09-30
PL161410B1 (pl) 1993-06-30
CN1017182B (zh) 1992-06-24
RU1836612C (ru) 1993-08-23
ES2037490T3 (es) 1993-06-16
RO105580B1 (ro) 1992-09-25
US5035611A (en) 1991-07-30
CS275173B2 (en) 1992-02-19
BR9001374A (pt) 1991-04-02
DK0389889T3 (da) 1993-06-01
HRP920580A2 (en) 1995-06-30
CN1046218A (zh) 1990-10-17
EP0389889B1 (de) 1993-02-03
CS9001227A3 (en) 1992-02-19
DD299673A5 (de) 1992-04-30
HU207155B (en) 1993-03-01
DE3910234C1 (xx) 1990-04-12
DE59000830D1 (de) 1993-03-18
ZA901722B (en) 1990-12-28
JPH02298214A (ja) 1990-12-10
YU57790A (en) 1992-05-28
HU902027D0 (en) 1990-08-28
YU47220B (sh) 1995-01-31
ATE85420T1 (de) 1993-02-15

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