IT952193B - Procedimento per la produzione di anelli per sedi di valvola applicando la metallurgia delle polveri - Google Patents

Procedimento per la produzione di anelli per sedi di valvola applicando la metallurgia delle polveri

Info

Publication number
IT952193B
IT952193B IT48899/72A IT4889972A IT952193B IT 952193 B IT952193 B IT 952193B IT 48899/72 A IT48899/72 A IT 48899/72A IT 4889972 A IT4889972 A IT 4889972A IT 952193 B IT952193 B IT 952193B
Authority
IT
Italy
Prior art keywords
rings
procedure
manufacturing
powder metallurgy
valve seats
Prior art date
Application number
IT48899/72A
Other languages
English (en)
Italian (it)
Original Assignee
Koehler M
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 M filed Critical Koehler M
Application granted granted Critical
Publication of IT952193B publication Critical patent/IT952193B/it

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)
IT48899/72A 1971-03-24 1972-03-10 Procedimento per la produzione di anelli per sedi di valvola applicando la metallurgia delle polveri IT952193B (it)

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
IT952193B true IT952193B (it) 1973-07-20

Family

ID=5802556

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48899/72A IT952193B (it) 1971-03-24 1972-03-10 Procedimento per la produzione di anelli per sedi di valvola applicando la metallurgia delle polveri

Country Status (11)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346768B2 (enrdf_load_stackoverflow) * 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
DE69313253T3 (de) * 1992-11-27 2001-03-15 Toyota Jidosha K.K., Toyota Eisenlegierungspulver zum Sintern, gesinterte Eisenlegierung mit Abtriebsbeständigkeit und Verfahren zur Herstellung desselben
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
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
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

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
US3810756A (en) 1974-05-14
LU65022A1 (enrdf_load_stackoverflow) 1972-07-11
FR2130489B1 (enrdf_load_stackoverflow) 1976-08-06
FR2130489A1 (enrdf_load_stackoverflow) 1972-11-03
CH549427A (de) 1974-05-31
SE384040B (sv) 1976-04-12
BE780761A (fr) 1972-07-17
AT324382B (de) 1975-08-25
CA966703A (en) 1975-04-29
GB1338182A (en) 1973-11-21
DE2114160B2 (de) 1972-03-16
DE2114160A1 (enrdf_load_stackoverflow) 1972-03-16

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