BE780761A - Procede de fabrication de sieges rapportes notamment de soupapes, par metallurgie des poudres - Google Patents

Procede de fabrication de sieges rapportes notamment de soupapes, par metallurgie des poudres

Info

Publication number
BE780761A
BE780761A BE780761A BE780761A BE780761A BE 780761 A BE780761 A BE 780761A BE 780761 A BE780761 A BE 780761A BE 780761 A BE780761 A BE 780761A BE 780761 A BE780761 A BE 780761A
Authority
BE
Belgium
Prior art keywords
manufacturing
powder metallurgy
especially valves
seats
secured
Prior art date
Application number
BE780761A
Other languages
English (en)
French (fr)
Inventor
M Koehler
Original Assignee
Koehler Michael
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 Koehler Michael filed Critical Koehler Michael
Publication of BE780761A publication Critical patent/BE780761A/xx

Links

Classifications

    • 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
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • 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
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
BE780761A 1971-03-24 1972-03-16 Procede de fabrication de sieges rapportes notamment de soupapes, par metallurgie des poudres BE780761A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712114160 DE2114160B2 (de) 1971-03-24 1971-03-24 Verfahren zur herstellung von ventilsitzringenx auf pulver metallurgischem wege

Publications (1)

Publication Number Publication Date
BE780761A true BE780761A (fr) 1972-07-17

Family

ID=5802556

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780761A BE780761A (fr) 1971-03-24 1972-03-16 Procede de fabrication de sieges rapportes notamment de soupapes, par metallurgie des poudres

Country Status (11)

Country Link
US (1) US3810756A (cs)
AT (1) AT324382B (cs)
BE (1) BE780761A (cs)
CA (1) CA966703A (cs)
CH (1) CH549427A (cs)
DE (1) DE2114160B2 (cs)
FR (1) FR2130489B1 (cs)
GB (1) GB1338182A (cs)
IT (1) IT952193B (cs)
LU (1) LU65022A1 (cs)
SE (1) SE384040B (cs)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346768B2 (cs) * 1973-01-11 1978-12-16
US4002471A (en) * 1973-09-24 1977-01-11 Federal-Mogul Corporation Method of making a through-hardened scale-free forged powdered metal article without heat treatment after forging
FR2304678A1 (fr) * 1975-03-21 1976-10-15 Ugine Aciers Nouveau procede d'elaboration d'aciers a usinabilite amelioree a partir de metal divise
JPS51110119A (ja) * 1975-03-25 1976-09-29 Nissan Motor Nainenkikannobenza
US4098607A (en) * 1976-11-04 1978-07-04 The United States Of America As Represented By The Secretary Of The Army 18% Ni-Mo-Co maraging steel having improved toughness and its method of manufacture
US4422875A (en) * 1980-04-25 1983-12-27 Hitachi Powdered Metals Co., Ltd. Ferro-sintered alloys
EP0604773B2 (en) * 1992-11-27 2000-08-30 Toyota Jidosha Kabushiki Kaisha Fe-based alloy powder adapted for sintering, Fe-based sintered alloy having wear resistance, and process for producing the same
RU2137860C1 (ru) * 1998-04-29 1999-09-20 Костромской государственный технологический университет Порошковый инструментальный сплав на основе железа
US7722803B2 (en) * 2006-07-27 2010-05-25 Pmg Indiana Corp. High carbon surface densified sintered steel products and method of production therefor
CN102672186B (zh) * 2012-06-07 2013-12-25 太仓市锦立得粉末冶金有限公司 一种粉末冶金齿轮圈的制造工艺
CN102672179A (zh) * 2012-06-07 2012-09-19 太仓市锦立得粉末冶金有限公司 一种粉末冶金制品的生产工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB553297A (en) * 1939-12-09 1943-05-17 Standard Oil Dev Co An improved process for the production of beta olefins from alpha olefins and from mixtures containing alpha olefins
FR1478137A (fr) * 1965-05-07 1967-04-21 Matériau à bonne caractéristique de glissement

Also Published As

Publication number Publication date
CH549427A (de) 1974-05-31
US3810756A (en) 1974-05-14
SE384040B (sv) 1976-04-12
LU65022A1 (cs) 1972-07-11
IT952193B (it) 1973-07-20
FR2130489B1 (cs) 1976-08-06
CA966703A (en) 1975-04-29
GB1338182A (en) 1973-11-21
FR2130489A1 (cs) 1972-11-03
DE2114160A1 (cs) 1972-03-16
AT324382B (de) 1975-08-25
DE2114160B2 (de) 1972-03-16

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: KOEHLER M.

Effective date: 19920316