CA1225536A - Procede de carburation super-efficace des preformes de frittes - Google Patents

Procede de carburation super-efficace des preformes de frittes

Info

Publication number
CA1225536A
CA1225536A CA000434137A CA434137A CA1225536A CA 1225536 A CA1225536 A CA 1225536A CA 000434137 A CA000434137 A CA 000434137A CA 434137 A CA434137 A CA 434137A CA 1225536 A CA1225536 A CA 1225536A
Authority
CA
Canada
Prior art keywords
preform
carbon
temperature
carburizing
zone
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
CA000434137A
Other languages
English (en)
Inventor
Jon Gabrielsen
Larry Byrnes
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.)
Federal Mogul LLC
GKN Sinter Metals LLC
Original Assignee
Federal Mogul LLC
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 Federal Mogul LLC filed Critical Federal Mogul LLC
Application granted granted Critical
Publication of CA1225536A publication Critical patent/CA1225536A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • 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
    • B22F3/101—Changing 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
    • B22F3/24—After-treatment of workpieces or articles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)
  • Forging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA000434137A 1982-08-09 1983-08-08 Procede de carburation super-efficace des preformes de frittes Expired CA1225536A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40665882A 1982-08-09 1982-08-09
US406,658 1982-08-09

Publications (1)

Publication Number Publication Date
CA1225536A true CA1225536A (fr) 1987-08-18

Family

ID=23608936

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000434137A Expired CA1225536A (fr) 1982-08-09 1983-08-08 Procede de carburation super-efficace des preformes de frittes

Country Status (6)

Country Link
EP (1) EP0105138B1 (fr)
JP (1) JPS59133301A (fr)
AT (1) ATE44983T1 (fr)
CA (1) CA1225536A (fr)
DE (1) DE3380264D1 (fr)
MX (1) MX156818A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3448789B2 (ja) * 1995-01-20 2003-09-22 同和鉱業株式会社 ガス浸炭方法
SE9701976D0 (sv) 1997-05-27 1997-05-27 Hoeganaes Ab Method of monitoring and controlling the composition of the sintering atmosphere
US7431777B1 (en) 2003-05-20 2008-10-07 Exxonmobil Research And Engineering Company Composition gradient cermets and reactive heat treatment process for preparing same
AT505699B1 (de) 2007-09-03 2010-10-15 Miba Sinter Austria Gmbh Verfahren zur herstellung eines sintergehärteten bauteils
EP3043135A1 (fr) * 2015-01-08 2016-07-13 Linde Aktiengesellschaft Appareil et procédé pour commander un processus de frittage
US11007572B2 (en) * 2015-08-17 2021-05-18 Ntn Corporation Sliding member and method for producing same
CN108296480B (zh) * 2018-03-23 2020-01-31 厦门理工学院 一种高纯难熔金属块体的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB665794A (en) * 1949-09-27 1952-01-30 Isthmian Metals Inc Powder metallurgy process for producing steel parts
US3992763A (en) * 1974-09-13 1976-11-23 Federal-Mogul Corporation Method of making powdered metal parts
JPS5179606A (en) * 1974-11-09 1976-07-12 Toyo Kogyo Co Kotansotetsukeishudobuzaino shoketsuhoho
GB2007719B (en) * 1977-11-15 1982-03-31 British Steel Corp Production of metal compacts

Also Published As

Publication number Publication date
JPH0211644B2 (fr) 1990-03-15
MX156818A (es) 1988-10-05
EP0105138B1 (fr) 1989-07-26
DE3380264D1 (en) 1989-08-31
ATE44983T1 (de) 1989-08-15
EP0105138A1 (fr) 1984-04-11
JPS59133301A (ja) 1984-07-31

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Legal Events

Date Code Title Description
MKEX Expiry