DE4001899C1 - - Google Patents

Info

Publication number
DE4001899C1
DE4001899C1 DE19904001899 DE4001899A DE4001899C1 DE 4001899 C1 DE4001899 C1 DE 4001899C1 DE 19904001899 DE19904001899 DE 19904001899 DE 4001899 A DE4001899 A DE 4001899A DE 4001899 C1 DE4001899 C1 DE 4001899C1
Authority
DE
Germany
Prior art keywords
compacts
sintered
minutes
steel powder
temperature
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 - Lifetime
Application number
DE19904001899
Other languages
German (de)
English (en)
Inventor
Norbert Dr.-Ing. Dautzenberg
Heinz Josef Dipl.-Ing. Dorweiler
Karl-Heinz Dr.-Ing. 5144 Wegberg De Lindner
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Priority to DE19904001899 priority Critical patent/DE4001899C1/de
Priority to PCT/DE1991/000041 priority patent/WO1991010754A2/fr
Application granted granted Critical
Publication of DE4001899C1 publication Critical patent/DE4001899C1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
DE19904001899 1990-01-19 1990-01-19 Expired - Lifetime DE4001899C1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19904001899 DE4001899C1 (fr) 1990-01-19 1990-01-19
PCT/DE1991/000041 WO1991010754A2 (fr) 1990-01-19 1991-01-17 Procede de fabrication de pieces frittees en poudre d'acier a resistance elevee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904001899 DE4001899C1 (fr) 1990-01-19 1990-01-19

Publications (1)

Publication Number Publication Date
DE4001899C1 true DE4001899C1 (fr) 1991-07-25

Family

ID=6398605

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904001899 Expired - Lifetime DE4001899C1 (fr) 1990-01-19 1990-01-19

Country Status (2)

Country Link
DE (1) DE4001899C1 (fr)
WO (1) WO1991010754A2 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19521941C1 (de) * 1995-06-07 1996-10-02 Mannesmann Ag Verfahren und Vorrichtung zur Herstellung von Sinterteilen
US6174087B1 (en) 1997-09-05 2001-01-16 Maxon Motor Gmbh Friction bearing
DE102005008789A9 (de) * 2004-06-10 2007-02-22 Taiwan Powder Technologies Co., Ltd. Verfahren zur Anfertigung eines Sintekörpers mit Metallpulver und ein davon hergestellter Sintekörper
US20150352638A1 (en) * 2013-01-25 2015-12-10 Gkn Sinter Metals Engineering Gmbh Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136169B1 (fr) * 1983-09-29 1989-03-08 Kawasaki Steel Corporation Poudre d'acier allié pour pièces frittées à résistance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1162702A (en) * 1965-09-14 1969-08-27 Hoganas Billesholms Ab Low Alloy Iron Powder and process of preparing the same
JPS55128504A (en) * 1979-03-28 1980-10-04 Sumitomo Electric Ind Ltd Manufacture of high strength sintered parts
JPS6184302A (ja) * 1984-09-28 1986-04-28 Toyota Motor Corp 焼結鍛造部品の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0136169B1 (fr) * 1983-09-29 1989-03-08 Kawasaki Steel Corporation Poudre d'acier allié pour pièces frittées à résistance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19521941C1 (de) * 1995-06-07 1996-10-02 Mannesmann Ag Verfahren und Vorrichtung zur Herstellung von Sinterteilen
US6174087B1 (en) 1997-09-05 2001-01-16 Maxon Motor Gmbh Friction bearing
US6223437B1 (en) 1997-09-05 2001-05-01 Maxon Motor Gmbh Method for fabricating a friction bearing, and friction bearing
DE102005008789A9 (de) * 2004-06-10 2007-02-22 Taiwan Powder Technologies Co., Ltd. Verfahren zur Anfertigung eines Sintekörpers mit Metallpulver und ein davon hergestellter Sintekörper
US20150352638A1 (en) * 2013-01-25 2015-12-10 Gkn Sinter Metals Engineering Gmbh Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump
US9855604B2 (en) * 2013-01-25 2018-01-02 Gkn Sinter Metals Engineering Gmbh Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump

Also Published As

Publication number Publication date
WO1991010754A2 (fr) 1991-07-25
WO1991010754A3 (fr) 1991-09-05

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8363 Opposition against the patent
8330 Complete disclaimer