FR2263371B1 - - Google Patents

Info

Publication number
FR2263371B1
FR2263371B1 FR7507071A FR7507071A FR2263371B1 FR 2263371 B1 FR2263371 B1 FR 2263371B1 FR 7507071 A FR7507071 A FR 7507071A FR 7507071 A FR7507071 A FR 7507071A FR 2263371 B1 FR2263371 B1 FR 2263371B1
Authority
FR
France
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
FR7507071A
Other versions
FR2263371A1 (fr
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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
Priority claimed from JP2569274A external-priority patent/JPS50119705A/ja
Priority claimed from JP2569474A external-priority patent/JPS5428828B2/ja
Priority claimed from JP2569374A external-priority patent/JPS5428827B2/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of FR2263371A1 publication Critical patent/FR2263371A1/fr
Application granted granted Critical
Publication of FR2263371B1 publication Critical patent/FR2263371B1/fr
Expired legal-status Critical Current

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
    • C22C33/0228—Using a mixture of prealloyed powders or a master alloy comprising other non-metallic compounds or more than 5% of graphite
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Powder Metallurgy (AREA)
FR7507071A 1974-03-07 1975-03-06 Expired FR2263371B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2569274A JPS50119705A (fr) 1974-03-07 1974-03-07
JP2569474A JPS5428828B2 (fr) 1974-03-07 1974-03-07
JP2569374A JPS5428827B2 (fr) 1974-03-07 1974-03-07

Publications (2)

Publication Number Publication Date
FR2263371A1 FR2263371A1 (fr) 1975-10-03
FR2263371B1 true FR2263371B1 (fr) 1980-11-14

Family

ID=27285111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7507071A Expired FR2263371B1 (fr) 1974-03-07 1975-03-06

Country Status (5)

Country Link
CA (1) CA1064739A (fr)
DE (1) DE2509747C3 (fr)
FR (1) FR2263371B1 (fr)
GB (1) GB1445075A (fr)
IT (1) IT1060816B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8403253A (pt) * 1983-07-01 1985-06-11 Sumitomo Electric Industries Embuchamento de assento de valvula para motores de combustao interna
EP0167034B1 (fr) * 1984-06-12 1988-09-14 Sumitomo Electric Industries Limited Siège de soupape pour moteur à combustion interne et méthode pour sa production
DE3607515A1 (de) * 1986-03-07 1987-09-10 Ringsdorff Werke Gmbh Verfahren zum herstellen eines impermeablen sinterkoerpers
EP0604773B2 (fr) † 1992-11-27 2000-08-30 Toyota Jidosha Kabushiki Kaisha Poudre d'alliage à base de fer apte au frittage, alliage fritté à base de fer ayant une résistance à l'usure par abrasion et procédé pour les fabriquer
US5819154A (en) * 1995-12-08 1998-10-06 Hitachi Powdered Metal Co., Ltd. Manufacturing process of sintered iron alloy improved in machinability, mixed powder for manufacturing, modification of iron alloy and iron alloy product
GB2307917B (en) * 1995-12-08 1999-03-17 Hitachi Powdered Metals Manufacturing process of sintered iron alloy improved in machinability,mixed powder for manufacturing modification of iron alloy and iron alloy product

Also Published As

Publication number Publication date
DE2509747B2 (de) 1978-03-23
DE2509747A1 (de) 1975-09-18
CA1064739A (fr) 1979-10-23
AU7879775A (en) 1976-09-09
IT1060816B (it) 1982-09-30
FR2263371A1 (fr) 1975-10-03
GB1445075A (en) 1976-08-04
DE2509747C3 (de) 1978-11-16

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Legal Events

Date Code Title Description
ST Notification of lapse