EP0398105A3 - Durchlaufofen - Google Patents

Durchlaufofen Download PDF

Info

Publication number
EP0398105A3
EP0398105A3 EP19900108507 EP90108507A EP0398105A3 EP 0398105 A3 EP0398105 A3 EP 0398105A3 EP 19900108507 EP19900108507 EP 19900108507 EP 90108507 A EP90108507 A EP 90108507A EP 0398105 A3 EP0398105 A3 EP 0398105A3
Authority
EP
European Patent Office
Prior art keywords
workpieces
height
furnace
depending
door opening
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.)
Withdrawn
Application number
EP19900108507
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0398105A2 (de
Inventor
Helmut Schachinger
Peter Karojet
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.)
MAHLER DIENSTLEISTUNGS-GMBH LOETEN-HAERTEN-ANLAGENBAU
Mahler Dienstleistungs GmbH Loeten Haerten Anlagenbau
Original Assignee
MAHLER DIENSTLEISTUNGS-GMBH LOETEN-HAERTEN-ANLAGENBAU
Mahler Dienstleistungs GmbH Loeten Haerten Anlagenbau
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 MAHLER DIENSTLEISTUNGS-GMBH LOETEN-HAERTEN-ANLAGENBAU, Mahler Dienstleistungs GmbH Loeten Haerten Anlagenbau filed Critical MAHLER DIENSTLEISTUNGS-GMBH LOETEN-HAERTEN-ANLAGENBAU
Publication of EP0398105A2 publication Critical patent/EP0398105A2/de
Publication of EP0398105A3 publication Critical patent/EP0398105A3/de
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F27B9/045—Furnaces with controlled atmosphere
    • F27B9/047—Furnaces with controlled atmosphere the atmosphere consisting of protective 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path
    • F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path being carried by a conveyor
    • F27B9/243—Endless-strand conveyor
    • 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
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/38—Arrangements of devices for charging
    • 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
    • F27B9/30—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B9/40—Arrangements of controlling or monitoring devices
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0003—Monitoring the temperature or a characteristic of the charge and using it as a controlling value
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0028—Regulation
    • F27D2019/0068—Regulation involving a measured inflow of a particular gas in the enclosure
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0084—Controlling closure systems, e.g. doors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Tunnel Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
EP19900108507 1989-05-18 1990-05-07 Durchlaufofen Withdrawn EP0398105A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19893916178 DE3916178C1 (OSRAM) 1989-05-18 1989-05-18
DE3916178 1989-05-18

Publications (2)

Publication Number Publication Date
EP0398105A2 EP0398105A2 (de) 1990-11-22
EP0398105A3 true EP0398105A3 (de) 1991-06-26

Family

ID=6380880

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900108507 Withdrawn EP0398105A3 (de) 1989-05-18 1990-05-07 Durchlaufofen

Country Status (3)

Country Link
EP (1) EP0398105A3 (OSRAM)
JP (1) JPH02309182A (OSRAM)
DE (1) DE3916178C1 (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9014009U1 (de) * 1990-07-04 1991-08-08 Air Products GmbH, 4320 Hattingen Vorrichtung zur Brennerabgasnutzung zum Glühen von Werkstücken aus NE-Metallen in Blankglühöfen
SE467846B (sv) * 1990-12-20 1992-09-21 Nomafa Ab Anordning foer automatisk styrning av en port
DE4104982A1 (de) * 1991-02-19 1992-08-20 Linde Ag Durchlaufwaermebehandlungsanlage mit spezieller schutzgasabsaugung
DE102005016632B3 (de) * 2005-01-26 2006-08-10 Smiths Heimann Gmbh Strahlenschutztor
US20080271653A1 (en) * 2006-10-12 2008-11-06 Mircea Stefan Stanescu Controlling curtain opening system in continuous furnaces
GB2448501A (en) * 2007-04-17 2008-10-22 Redford Design Ltd Aperture cover assembly for a tunnel oven
DE102007029302A1 (de) 2007-06-22 2009-01-02 Behr Gmbh & Co. Kg Durchlaufofen
EP2813584A1 (en) * 2013-06-11 2014-12-17 Linde Aktiengesellschaft System and method for quenching a heated metallic object
DE102014116464A1 (de) * 2014-11-11 2016-05-12 Dieffenbacher GmbH Maschinen- und Anlagenbau Einhausung für eine Produktionsvorrichtung, Verfahren zum Betreiben einer derartigen Einhausung und Materialschleusenvorrichtung für eine derartige Einhausung
EP3991856A1 (en) * 2020-11-02 2022-05-04 Cefla Societa' Cooperativa Oven for uv-drying in inert atmosphere
DE102021102393B3 (de) * 2021-02-02 2022-06-15 Rehm Thermal Systems Gmbh Prozesskammer zur Durchführung thermischer Prozesse in der Fertigung elektronischer Baugruppen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601658A1 (de) * 1976-01-17 1977-07-28 J F Mahler Fa Kuehlvorrichtung fuer einen durchlaufofen
JPS58181819A (ja) * 1982-04-14 1983-10-24 Kawasaki Steel Corp ウオ−キングビ−ム式加熱炉における装入口扉の開度制御方法
US4449922A (en) * 1982-08-30 1984-05-22 Bloom Engineering Company, Inc. Reheat furnace drop out door seal
GB2135032A (en) * 1983-02-10 1984-08-22 Boc Group Plc Heat treatment of workpieces

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737615C2 (de) * 1977-08-20 1983-10-06 Fa. J. Aichelin, 7015 Korntal Durchlaufofen für Schutzgasbetrieb
GB8303673D0 (en) * 1983-02-10 1983-03-16 Boc Group Plc Heat treatment of workpieces

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601658A1 (de) * 1976-01-17 1977-07-28 J F Mahler Fa Kuehlvorrichtung fuer einen durchlaufofen
JPS58181819A (ja) * 1982-04-14 1983-10-24 Kawasaki Steel Corp ウオ−キングビ−ム式加熱炉における装入口扉の開度制御方法
US4449922A (en) * 1982-08-30 1984-05-22 Bloom Engineering Company, Inc. Reheat furnace drop out door seal
GB2135032A (en) * 1983-02-10 1984-08-22 Boc Group Plc Heat treatment of workpieces

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Band 8, Nr. 15 (C-206)[1452], 21. Januar 1984; & JP-A-58 181 819 (KAWASAKI SEITETSU K.K.) 24-10-1983 *

Also Published As

Publication number Publication date
DE3916178C1 (OSRAM) 1990-06-13
JPH02309182A (ja) 1990-12-25
EP0398105A2 (de) 1990-11-22

Similar Documents

Publication Publication Date Title
EP0398105A3 (de) Durchlaufofen
DE68922068D1 (de) Vorrichtung und Verfahren zum Steuern des Öffnen und Schliessen eines Flüssigkeitskanals.
ATE77683T1 (de) Absperrventil und regel-/mischsystem fuer fluide.
DE68919462D1 (de) Verfahren und Vorrichtung zum Regeln eines Druckgiessvorganges durch Steuerung der Bewegung des Druckkolbens.
DE3869957D1 (de) Verfahren zum steuern von schieberverschluessen, insbesondere an stranggiessanlagen.
ATE217355T1 (de) Vorrichtung zum vergüten von metallischem gut
EP0370246A3 (de) Vorrichtung zur Steuerung von Mischkammern für Luftbehandlungsgeräte
ZA896284B (en) Method for the heat-treatment of work pieces
DE3560367D1 (en) Method and device for annealing metal work pieces
DK0529108T3 (da) Skyderlukke på metalfade
ATE85815T1 (de) Gefaess und verfahren zum behandeln von metallschmelzen.
DE3343654C2 (de) Verfahren zum Abgrenzen von Schutzgaszonen in Durchlauföfen
EP0868937A3 (de) Absorber
JPS5625920A (en) Apparatus for hardening in continuous heat treating furnace
ATE144615T1 (de) Schlackekontrollvorrichtung und -verfahren
EP0173253A3 (de) Dosierkontrolleinrichtung und Verfahren zum Betrieb der Einrichtung
FR2400680A1 (fr) Four continu fonctionnant sous atmosphere controlee
JPS56124436A (en) Calcination of powder stock material
EP0187229A3 (de) Industrieofen mit teilweise verschiebbarem Herd
DE68920334D1 (de) Vorrichtung zum regeln der fliessgeschwindigkeit von geschmolzenem metall.
ATE170224T1 (de) Kupplungsvorrichtung zum ankuppeln einer giesspfanne an eine oder mehrere gasleitungen
JPS6421090A (en) Method for automatically controlling speed of central part of continuous treating line such as pickling line
SE8402843D0 (sv) Verfahren zum verhindern eines eindringens von metall zwischen eine kokillenwandung und eine duse
JPS6419200A (en) Flow regulating device for compressor or blower
Su Control of Effective Case Depth for Carburized Parts

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH DE DK ES FR GB GR IT LI LU NL SE

RHK1 Main classification (correction)

Ipc: C21D 1/74

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19911227