SI3978854T1 - Tunnel furnace for heat treatment of products, a method for operating such a tunnel furnace and the use of such a tunnel furnace - Google Patents

Tunnel furnace for heat treatment of products, a method for operating such a tunnel furnace and the use of such a tunnel furnace

Info

Publication number
SI3978854T1
SI3978854T1 SI202030123T SI202030123T SI3978854T1 SI 3978854 T1 SI3978854 T1 SI 3978854T1 SI 202030123 T SI202030123 T SI 202030123T SI 202030123 T SI202030123 T SI 202030123T SI 3978854 T1 SI3978854 T1 SI 3978854T1
Authority
SI
Slovenia
Prior art keywords
tunnel furnace
products
operating
heat treatment
tunnel
Prior art date
Application number
SI202030123T
Other languages
Slovenian (sl)
Inventor
Andreas Hajduk
Rainer Gundel
Andreas Overhoff
Matthias Uhl
Original Assignee
Riedhammer 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 Riedhammer Gmbh filed Critical Riedhammer Gmbh
Publication of SI3978854T1 publication Critical patent/SI3978854T1/en

Links

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
    • 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
    • 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
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • 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 tunnel furnace
    • F27B9/26—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 tunnel furnace on or in trucks, sleds, or containers
    • 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 peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating 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
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • F27B9/3011—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases arrangements for circulating gases transversally
    • 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
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/02—Ohmic resistance heating
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/12—Travelling or movable supports or containers for the charge
    • 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 peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • F27B9/3011—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases arrangements for circulating gases transversally
    • F27B2009/3016—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases arrangements for circulating gases transversally with arrangements to circulate gases through the charge
    • 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 peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • F27B2009/3038—Fumes or gases alternatively changing their longitudinal direction
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/12—Travelling or movable supports or containers for the charge
    • F27D2003/125—Charging cars, lift trolleys
    • F27D2003/128—Charging cars, lift trolleys for carrying stacks of articles, e.g. bricks
SI202030123T 2020-09-30 2020-09-30 Tunnel furnace for heat treatment of products, a method for operating such a tunnel furnace and the use of such a tunnel furnace SI3978854T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20199362.3A EP3978854B1 (en) 2020-09-30 2020-09-30 Tunnel furnace for heat treatment of products, a method for operating such a tunnel furnace and the use of such a tunnel furnace

Publications (1)

Publication Number Publication Date
SI3978854T1 true SI3978854T1 (en) 2023-01-31

Family

ID=72709163

Family Applications (1)

Application Number Title Priority Date Filing Date
SI202030123T SI3978854T1 (en) 2020-09-30 2020-09-30 Tunnel furnace for heat treatment of products, a method for operating such a tunnel furnace and the use of such a tunnel furnace

Country Status (7)

Country Link
EP (1) EP3978854B1 (en)
DK (1) DK3978854T3 (en)
ES (1) ES2929591T3 (en)
HU (1) HUE060601T2 (en)
PL (1) PL3978854T3 (en)
PT (1) PT3978854T (en)
SI (1) SI3978854T1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB886524A (en) * 1958-08-06 1962-01-10 Aton Planungs & Baugesellschaft Fuer Die Keramische Industrie Mbh Improvements relating to tunnel kilns
JP4400158B2 (en) * 2003-09-24 2010-01-20 旭硝子株式会社 Heating method for plate
WO2007111045A1 (en) * 2006-03-27 2007-10-04 Hirata Corporation Temperature treating unit and temperature treating system
WO2008063538A2 (en) * 2006-11-21 2008-05-29 Corning Incorporated Method and apparatus for thermally debinding a ceramic cellular green body
US20100127418A1 (en) * 2008-11-25 2010-05-27 Ronald Alan Davidson Methods For Continuous Firing Of Shaped Bodies And Roller Hearth Furnaces Therefor

Also Published As

Publication number Publication date
HUE060601T2 (en) 2023-03-28
PL3978854T3 (en) 2023-01-02
EP3978854A1 (en) 2022-04-06
ES2929591T3 (en) 2022-11-30
DK3978854T3 (en) 2022-11-07
EP3978854B1 (en) 2022-10-05
PT3978854T (en) 2022-11-08

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