FR2598641B1 - Procede de frittage dans un four continu de materiau en poudre - Google Patents

Procede de frittage dans un four continu de materiau en poudre

Info

Publication number
FR2598641B1
FR2598641B1 FR8607067A FR8607067A FR2598641B1 FR 2598641 B1 FR2598641 B1 FR 2598641B1 FR 8607067 A FR8607067 A FR 8607067A FR 8607067 A FR8607067 A FR 8607067A FR 2598641 B1 FR2598641 B1 FR 2598641B1
Authority
FR
France
Prior art keywords
sintering stage
percentage
furnace
hydrogen
voluminal
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
FR8607067A
Other languages
English (en)
Other versions
FR2598641A1 (fr
Inventor
Michel Madsac
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.)
Air Liquide SA
Original Assignee
Air Liquide SA
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 Air Liquide SA filed Critical Air Liquide SA
Priority to FR8607067A priority Critical patent/FR2598641B1/fr
Priority to AU72937/87A priority patent/AU587757B2/en
Priority to ZA873505A priority patent/ZA873505B/xx
Priority to PT84873A priority patent/PT84873B/pt
Priority to US06/049,850 priority patent/US4713215A/en
Priority to JP62117207A priority patent/JPS62274003A/ja
Priority to BR8702497A priority patent/BR8702497A/pt
Priority to ES87401098T priority patent/ES2013767B3/es
Priority to DE8787401098T priority patent/DE3761881D1/de
Priority to AT87401098T priority patent/ATE50936T1/de
Priority to EP87401098A priority patent/EP0246162B1/fr
Publication of FR2598641A1 publication Critical patent/FR2598641A1/fr
Application granted granted Critical
Publication of FR2598641B1 publication Critical patent/FR2598641B1/fr
Priority to GR89400323T priority patent/GR3000295T3/el
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F3/1007—Atmosphere
    • 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
    • B22F3/001—Starting from powder comprising reducible metal compounds
    • 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
    • B22F3/10—Sintering only
    • B22F3/11—Making porous workpieces or articles
    • B22F3/1143—Making porous workpieces or articles involving an oxidation, reduction or reaction step
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Ceramic Capacitors (AREA)
  • Ceramic Products (AREA)
  • Tunnel Furnaces (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Seasonings (AREA)
FR8607067A 1986-05-16 1986-05-16 Procede de frittage dans un four continu de materiau en poudre Expired FR2598641B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR8607067A FR2598641B1 (fr) 1986-05-16 1986-05-16 Procede de frittage dans un four continu de materiau en poudre
AU72937/87A AU587757B2 (en) 1986-05-16 1987-05-14 Process for sintering powdered material in a continuous furnace
AT87401098T ATE50936T1 (de) 1986-05-16 1987-05-15 Verfahren zum sintern von pulvermaterial in einem durchlaufofen.
US06/049,850 US4713215A (en) 1986-05-16 1987-05-15 Process for sintering powdered material in a continuous furnace
JP62117207A JPS62274003A (ja) 1986-05-16 1987-05-15 粉末材料の焼結方法
BR8702497A BR8702497A (pt) 1986-05-16 1987-05-15 Processo de sinterizacao,num forno continuo,de um material em po
ZA873505A ZA873505B (en) 1986-05-16 1987-05-15 A process for sintering powdered material in a continuous furnace
DE8787401098T DE3761881D1 (de) 1986-05-16 1987-05-15 Verfahren zum sintern von pulvermaterial in einem durchlaufofen.
PT84873A PT84873B (pt) 1986-05-16 1987-05-15 Processo de sinterizacao num forno continuo de material em po
EP87401098A EP0246162B1 (fr) 1986-05-16 1987-05-15 Procédé de frittage dans un four continu de matériau en poudre
ES87401098T ES2013767B3 (es) 1986-05-16 1987-05-15 Procedimiento de calcinacion en un horno continuo de material en polvo.
GR89400323T GR3000295T3 (en) 1986-05-16 1990-03-15 Process for sintering pulverulent material in a continuous furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8607067A FR2598641B1 (fr) 1986-05-16 1986-05-16 Procede de frittage dans un four continu de materiau en poudre

Publications (2)

Publication Number Publication Date
FR2598641A1 FR2598641A1 (fr) 1987-11-20
FR2598641B1 true FR2598641B1 (fr) 1988-08-26

Family

ID=9335326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8607067A Expired FR2598641B1 (fr) 1986-05-16 1986-05-16 Procede de frittage dans un four continu de materiau en poudre

Country Status (12)

Country Link
US (1) US4713215A (fr)
EP (1) EP0246162B1 (fr)
JP (1) JPS62274003A (fr)
AT (1) ATE50936T1 (fr)
AU (1) AU587757B2 (fr)
BR (1) BR8702497A (fr)
DE (1) DE3761881D1 (fr)
ES (1) ES2013767B3 (fr)
FR (1) FR2598641B1 (fr)
GR (1) GR3000295T3 (fr)
PT (1) PT84873B (fr)
ZA (1) ZA873505B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH681516A5 (fr) * 1989-09-13 1993-04-15 Asea Brown Boveri
JP3167313B2 (ja) * 1990-07-24 2001-05-21 シチズン時計株式会社 部品の製造方法
US6675460B2 (en) 2001-10-03 2004-01-13 Delphi Technologies, Inc. Method of making a powder metal rotor for a synchronous reluctance machine
US6655004B2 (en) 2001-10-03 2003-12-02 Delphi Technologies, Inc. Method of making a powder metal rotor for a surface
US6856051B2 (en) * 2001-10-03 2005-02-15 Delphi Technologies, Inc. Manufacturing method and composite powder metal rotor assembly for circumferential type interior permanent magnet machine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888663A (en) * 1972-10-27 1975-06-10 Federal Mogul Corp Metal powder sintering process
US3979234A (en) * 1975-09-18 1976-09-07 The United States Of America As Represented By The United States Energy Research And Development Administration Process for fabricating articles of tungsten-nickel-iron alloy
US4137106A (en) * 1976-07-26 1979-01-30 Sumitomo Electric Industries, Ltd. Super hard metal roll assembly and production thereof
US4190440A (en) * 1977-06-24 1980-02-26 American Can Company Process for fabricating steel from ferrous metal particles
JPS5420909A (en) * 1977-07-17 1979-02-16 Sumitomo Electric Ind Ltd Method of apparatus for sintering supper hard alloy
US4139375A (en) * 1978-02-06 1979-02-13 Union Carbide Corporation Process for sintering powder metal parts
CA1190418A (fr) * 1980-04-21 1985-07-16 Nobuhito Kuroishi Methode de production alliages ferreux frittes
US4436696A (en) * 1981-05-20 1984-03-13 Air Products And Chemicals, Inc. Process for providing a uniform carbon distribution in ferrous compacts at high temperatures
JPS5839707A (ja) * 1981-09-01 1983-03-08 Kobe Steel Ltd 粉末成形体の高密度焼結法

Also Published As

Publication number Publication date
ATE50936T1 (de) 1990-03-15
GR3000295T3 (en) 1991-03-15
ES2013767B3 (es) 1990-06-01
EP0246162B1 (fr) 1990-03-14
FR2598641A1 (fr) 1987-11-20
EP0246162A1 (fr) 1987-11-19
AU7293787A (en) 1987-11-19
BR8702497A (pt) 1988-02-23
ZA873505B (en) 1987-11-09
AU587757B2 (en) 1989-08-24
PT84873A (fr) 1987-06-01
DE3761881D1 (de) 1990-04-19
PT84873B (pt) 1990-02-08
US4713215A (en) 1987-12-15
JPS62274003A (ja) 1987-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse