DE59405861D1 - METHOD FOR PRODUCING SINTER PARTS - Google Patents

METHOD FOR PRODUCING SINTER PARTS

Info

Publication number
DE59405861D1
DE59405861D1 DE59405861T DE59405861T DE59405861D1 DE 59405861 D1 DE59405861 D1 DE 59405861D1 DE 59405861 T DE59405861 T DE 59405861T DE 59405861 T DE59405861 T DE 59405861T DE 59405861 D1 DE59405861 D1 DE 59405861D1
Authority
DE
Germany
Prior art keywords
producing sinter
parts
sinter parts
producing
sinter
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 - Fee Related
Application number
DE59405861T
Other languages
German (de)
Inventor
Norbert Dautzenberg
Karl-Heinz Lindner
Klaus Vossen
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.)
QMP Metal Powders 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 claimed from PCT/DE1994/001087 external-priority patent/WO1995008006A1/en
Application granted granted Critical
Publication of DE59405861D1 publication Critical patent/DE59405861D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
    • C23C4/123—Spraying molten metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/241—Chemical after-treatment on the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/0824—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid
    • B22F2009/0828—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid with water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
DE59405861T 1993-09-16 1994-09-09 METHOD FOR PRODUCING SINTER PARTS Expired - Fee Related DE59405861D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4331938A DE4331938A1 (en) 1993-09-16 1993-09-16 Molybdenum-containing iron base powder
DE9409832U DE9409832U1 (en) 1993-09-16 1994-06-09 Metal powder mixture
PCT/DE1994/001087 WO1995008006A1 (en) 1993-09-16 1994-09-09 Process for preparing a powder mixture and its use

Publications (1)

Publication Number Publication Date
DE59405861D1 true DE59405861D1 (en) 1998-06-04

Family

ID=6498124

Family Applications (3)

Application Number Title Priority Date Filing Date
DE4331938A Withdrawn DE4331938A1 (en) 1993-09-16 1993-09-16 Molybdenum-containing iron base powder
DE9409832U Expired - Lifetime DE9409832U1 (en) 1993-09-16 1994-06-09 Metal powder mixture
DE59405861T Expired - Fee Related DE59405861D1 (en) 1993-09-16 1994-09-09 METHOD FOR PRODUCING SINTER PARTS

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE4331938A Withdrawn DE4331938A1 (en) 1993-09-16 1993-09-16 Molybdenum-containing iron base powder
DE9409832U Expired - Lifetime DE9409832U1 (en) 1993-09-16 1994-06-09 Metal powder mixture

Country Status (1)

Country Link
DE (3) DE4331938A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19714306C2 (en) * 1997-03-24 1999-04-08 Mannesmann Ag Process for case hardening of sintered parts
JPH10306353A (en) * 1997-04-30 1998-11-17 Nippon Piston Ring Co Ltd Synchronizer ring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810962B2 (en) * 1978-10-30 1983-02-28 川崎製鉄株式会社 Alloy steel powder with excellent compressibility, formability and heat treatment properties
SE468583B (en) * 1990-06-11 1993-02-15 Hoeganaes Ab YEAR-BASED POWDER, SHIPPING STEEL COMPONENTS OF THE POWDER AND WERE MADE TO MANUFACTURE THESE

Also Published As

Publication number Publication date
DE9409832U1 (en) 1994-09-08
DE4331938A1 (en) 1995-03-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: QMP METAL POWDERS GMBH, 41069 MOENCHENGLADBACH, DE

8339 Ceased/non-payment of the annual fee