DE3224971C2 - - Google Patents

Info

Publication number
DE3224971C2
DE3224971C2 DE19823224971 DE3224971A DE3224971C2 DE 3224971 C2 DE3224971 C2 DE 3224971C2 DE 19823224971 DE19823224971 DE 19823224971 DE 3224971 A DE3224971 A DE 3224971A DE 3224971 C2 DE3224971 C2 DE 3224971C2
Authority
DE
Germany
Prior art keywords
heating chamber
openings
ceiling
shaft furnace
furnace according
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
Application number
DE19823224971
Other languages
German (de)
English (en)
Other versions
DE3224971A1 (de
Inventor
Peter 5750 Menden De Schmetz
Dieter 5980 Werdohl De Gierse
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.)
Schmetz GmbH and Co KG
Original Assignee
Schmetz & Co KG Unternehmensverwaltung 5750 Menden De 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
Application filed by Schmetz & Co KG Unternehmensverwaltung 5750 Menden De GmbH filed Critical Schmetz & Co KG Unternehmensverwaltung 5750 Menden De GmbH
Priority to DE19823224971 priority Critical patent/DE3224971A1/de
Publication of DE3224971A1 publication Critical patent/DE3224971A1/de
Application granted granted Critical
Publication of DE3224971C2 publication Critical patent/DE3224971C2/de
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
    • 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
    • F27B2005/066—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
    • F27B2005/163—Controlled openings, e.g. orientable
    • 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)
  • 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)
DE19823224971 1982-07-03 1982-07-03 Vakuum-schachtofen Granted DE3224971A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19823224971 DE3224971A1 (de) 1982-07-03 1982-07-03 Vakuum-schachtofen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823224971 DE3224971A1 (de) 1982-07-03 1982-07-03 Vakuum-schachtofen

Publications (2)

Publication Number Publication Date
DE3224971A1 DE3224971A1 (de) 1984-01-05
DE3224971C2 true DE3224971C2 (US06878557-20050412-C00065.png) 1988-06-01

Family

ID=6167581

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823224971 Granted DE3224971A1 (de) 1982-07-03 1982-07-03 Vakuum-schachtofen

Country Status (1)

Country Link
DE (1) DE3224971A1 (US06878557-20050412-C00065.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3237177B1 (en) 2014-12-23 2019-05-08 Renishaw Plc. Additive manufacturing apparatus

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3322386A1 (de) * 1983-06-22 1985-01-10 Schmetz Industrieofenbau und Vakuum-Hartlöttechnik KG, 5750 Menden Verfahren zur kuehlung einer charge nach einer waermebehandlung und ofenanlage zur durchfuehrung des verfahrens
DE3405244C1 (de) * 1984-02-15 1985-04-11 Aichelin GmbH, 7015 Korntal-Münchingen Industrieofen,insbesondere Mehrkammer-Vakuumofen zur Waermebehandlung von Chargen metallischer Werkstuecke
FR2614683B1 (fr) * 1987-04-28 1989-06-16 Bmi Fours Ind Four de traitement thermique sous vide a refroidissement par courant de gaz
FR2638826B1 (fr) * 1988-11-04 1991-10-25 Bmi Fours Ind Four sous vide a pertes variables
FR2651307B1 (fr) * 1989-08-29 1993-12-17 Traitement Sous Vide Four de traitement thermique equipe de moyens de refroidissement perfectionnes.
AT400363B (de) * 1992-02-03 1995-12-27 Aichelin Ind Ofen Vakuum-kammerofen zur wärmebehandlung von metallischen werkstücken
DE59607067D1 (de) * 1995-07-21 2001-07-19 Ipsen Int Gmbh Ofen zur Wärmebehandlung von Chargen metallischer Werkstücke
DE10210952B4 (de) * 2002-03-13 2007-02-15 Ald Vacuum Technologies Ag Vorrichtung zur Behandlung von metallischen Werkstücken mit Kühlgas
DE602004025991D1 (de) * 2004-09-16 2010-04-22 Ihi Corp Kühlgasdurchgangsschalteinrichtung für unterdruckwärmebehandlungsofen
WO2011056960A1 (en) * 2009-11-04 2011-05-12 Ipsen, Inc. Louvered hot zone for a vacuum heat treating furnace
DE102009052900A1 (de) * 2009-11-13 2011-05-19 Ipsen International Gmbh Verfahren und Einrichtung zur Leitung der Strömumg in Industrieöfen für die Wärmebehandlung von metallischen Werkstoffen/Werkstücken

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2844843C2 (de) * 1978-10-14 1985-09-12 Ipsen Industries International Gmbh, 4190 Kleve Industrieofen zur Wärmebehandlung metallischer Werkstücke

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3237177B1 (en) 2014-12-23 2019-05-08 Renishaw Plc. Additive manufacturing apparatus

Also Published As

Publication number Publication date
DE3224971A1 (de) 1984-01-05

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SCHMETZ GMBH & CO KG UNTERNEHMENSVERWALTUNG, 5750

8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer