AT324382B - PROCESS FOR MANUFACTURING VALVE SEATING RINGS BY POWDER METALLURGICAL WAYS - Google Patents

PROCESS FOR MANUFACTURING VALVE SEATING RINGS BY POWDER METALLURGICAL WAYS

Info

Publication number
AT324382B
AT324382B AT152572A AT152572A AT324382B AT 324382 B AT324382 B AT 324382B AT 152572 A AT152572 A AT 152572A AT 152572 A AT152572 A AT 152572A AT 324382 B AT324382 B AT 324382B
Authority
AT
Austria
Prior art keywords
valve seating
powder metallurgical
seating rings
manufacturing valve
ways
Prior art date
Application number
AT152572A
Other languages
German (de)
Original Assignee
Koehler Michael Dipl Ing
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 Dipl Ing filed Critical Koehler Michael Dipl Ing
Application granted granted Critical
Publication of AT324382B publication Critical patent/AT324382B/en

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)
AT152572A 1971-03-24 1972-02-24 PROCESS FOR MANUFACTURING VALVE SEATING RINGS BY POWDER METALLURGICAL WAYS AT324382B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712114160 DE2114160B2 (en) 1971-03-24 1971-03-24 PROCESS FOR MANUFACTURING VALVE SEATING RINGSX BY POWDER METALLURGICAL WAYS

Publications (1)

Publication Number Publication Date
AT324382B true AT324382B (en) 1975-08-25

Family

ID=5802556

Family Applications (1)

Application Number Title Priority Date Filing Date
AT152572A AT324382B (en) 1971-03-24 1972-02-24 PROCESS FOR MANUFACTURING VALVE SEATING RINGS BY POWDER METALLURGICAL WAYS

Country Status (11)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346768B2 (en) * 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 (en) * 1975-03-21 1976-10-15 Ugine Aciers NEW PROCESS FOR MAKING STEELS WITH IMPROVED MACHINABILITY FROM DIVIDED METAL
JPS51110119A (en) * 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
US7722803B2 (en) * 2006-07-27 2010-05-25 Pmg Indiana Corp. High carbon surface densified sintered steel products and method of production therefor
CN102672179A (en) * 2012-06-07 2012-09-19 太仓市锦立得粉末冶金有限公司 Production technique of powder metallurgy product
CN102672186B (en) * 2012-06-07 2013-12-25 太仓市锦立得粉末冶金有限公司 Manufacturing process for gear ring in powder metallurgy

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 (en) * 1965-05-07 1967-04-21 Material with good sliding characteristics

Also Published As

Publication number Publication date
DE2114160B2 (en) 1972-03-16
LU65022A1 (en) 1972-07-11
BE780761A (en) 1972-07-17
FR2130489B1 (en) 1976-08-06
IT952193B (en) 1973-07-20
US3810756A (en) 1974-05-14
CH549427A (en) 1974-05-31
SE384040B (en) 1976-04-12
FR2130489A1 (en) 1972-11-03
DE2114160A1 (en) 1972-03-16
GB1338182A (en) 1973-11-21
CA966703A (en) 1975-04-29

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time