EP0332926A3 - Durchlaufofen zum Sintern von gepressten Metallpulvern - Google Patents

Durchlaufofen zum Sintern von gepressten Metallpulvern Download PDF

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Publication number
EP0332926A3
EP0332926A3 EP89103492A EP89103492A EP0332926A3 EP 0332926 A3 EP0332926 A3 EP 0332926A3 EP 89103492 A EP89103492 A EP 89103492A EP 89103492 A EP89103492 A EP 89103492A EP 0332926 A3 EP0332926 A3 EP 0332926A3
Authority
EP
European Patent Office
Prior art keywords
metal powders
pressed metal
continuous furnace
furnace
sintering pressed
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Withdrawn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
EP89103492A
Other languages
English (en)
French (fr)
Other versions
EP0332926A2 (de
Inventor
Dante Belluzzi
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.)
NUOVA MATRIX Srl
Original Assignee
NUOVA MATRIX Srl
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 NUOVA MATRIX Srl filed Critical NUOVA MATRIX Srl
Publication of EP0332926A2 publication Critical patent/EP0332926A2/de
Publication of EP0332926A3 publication Critical patent/EP0332926A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0073—Seals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/003—Apparatus, e.g. furnaces
    • 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
    • F27B9/2407—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 the conveyor being constituted by rollers (roller hearth furnace)
    • 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
    • F27B9/3005—Details, accessories or equipment specially adapted for furnaces of these types arrangements for circulating gases
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/0003—Linings or walls
    • F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • F27D1/0009—Comprising ceramic fibre elements
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D2001/0059—Construction elements of a furnace
    • F27D2001/0069—Means to prevent heat conduction
    • F27D2001/0073—Surrounding protection around the furnace, e.g. covers, circulation of gas
    • 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
    • F27D9/00—Cooling of furnaces or of charges therein
    • F27D2009/0002—Cooling of furnaces
    • F27D2009/001—Cooling of furnaces the cooling medium being a fluid other than a gas
    • F27D2009/0013—Cooling of furnaces the cooling medium being a fluid other than a gas the fluid being water
    • 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
    • F27D3/02—Skids or tracks for heavy objects
    • F27D3/026—Skids or tracks for heavy objects transport or conveyor rolls for furnaces; roller rails

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Tunnel Furnaces (AREA)
EP89103492A 1988-03-15 1989-02-28 Durchlaufofen zum Sintern von gepressten Metallpulvern Withdrawn EP0332926A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT337288 1988-03-15
IT03372/88A IT1220312B (it) 1988-03-15 1988-03-15 Forno con alimentazione dei pezzi in continuo per la sinterizzazione di polveri di metalli pressate

Publications (2)

Publication Number Publication Date
EP0332926A2 EP0332926A2 (de) 1989-09-20
EP0332926A3 true EP0332926A3 (de) 1990-02-28

Family

ID=11105896

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89103492A Withdrawn EP0332926A3 (de) 1988-03-15 1989-02-28 Durchlaufofen zum Sintern von gepressten Metallpulvern

Country Status (2)

Country Link
EP (1) EP0332926A3 (de)
IT (1) IT1220312B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9205383U1 (de) * 1992-04-18 1993-09-09 Keller GmbH, 49479 Ibbenbüren Tunnelofen
DE9205385U1 (de) * 1992-04-18 1993-08-12 Keller GmbH, 49479 Ibbenbüren Tunnelofen zum Brennen keramischer Formlinge
DE4228006A1 (de) * 1992-08-24 1994-03-03 Ngk Insulators Ltd Rollenherd-Durchlaufofen
IT1306298B1 (it) * 1998-06-18 2001-06-04 Tecnochimica Sassolese S R L Dispositivo per il supporto e la movimentazione a tenuta dei rulli ditrasporto di un forno a rulli
CN103438700B (zh) * 2013-08-02 2016-01-20 浙江吉利汽车研究院有限公司 用于热成形生产线的加热炉
CN103453770A (zh) * 2013-08-29 2013-12-18 江苏高皓工业炉有限公司 节能罩式烧结炉
CN112743076A (zh) * 2021-01-12 2021-05-04 江苏威拉里新材料科技有限公司 一种具有自动化物料收集结构的金属粉熔炼一体炉
CN115634983A (zh) * 2021-07-19 2023-01-24 苏州普热斯勒先进成型技术有限公司 加热炉

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2175834A (en) * 1938-09-30 1939-10-10 Westinghouse Electric & Mfg Co Heat treating furnace
GB563225A (en) * 1943-02-05 1944-08-03 Bernard Joseph Moore Improvements in industrial kilns and ovens
US3575398A (en) * 1968-11-13 1971-04-20 Midland Ross Corp Apparatus for minimizing atmosphere upset in a furnace for heat treating articles
FR2385060A1 (fr) * 1977-03-24 1978-10-20 Autoclave Eng Inc Four a autoclave
FR2405449A1 (fr) * 1977-10-07 1979-05-04 Welko Ind Spa Support pour rouleaux tournants formant le plan d'avancement de materiaux ceramiques dans les fours de cuisson
GB2135032A (en) * 1983-02-10 1984-08-22 Boc Group Plc Heat treatment of workpieces

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2175834A (en) * 1938-09-30 1939-10-10 Westinghouse Electric & Mfg Co Heat treating furnace
GB563225A (en) * 1943-02-05 1944-08-03 Bernard Joseph Moore Improvements in industrial kilns and ovens
US3575398A (en) * 1968-11-13 1971-04-20 Midland Ross Corp Apparatus for minimizing atmosphere upset in a furnace for heat treating articles
FR2385060A1 (fr) * 1977-03-24 1978-10-20 Autoclave Eng Inc Four a autoclave
FR2405449A1 (fr) * 1977-10-07 1979-05-04 Welko Ind Spa Support pour rouleaux tournants formant le plan d'avancement de materiaux ceramiques dans les fours de cuisson
GB2135032A (en) * 1983-02-10 1984-08-22 Boc Group Plc Heat treatment of workpieces

Also Published As

Publication number Publication date
IT8803372A0 (it) 1988-03-15
IT1220312B (it) 1990-06-15
EP0332926A2 (de) 1989-09-20

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