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FR2032999A5 - Low carbon steel powder from machining - waste - Google Patents

Low carbon steel powder from machining - waste

Info

Publication number
FR2032999A5
FR2032999A5 FR7006510A FR7006510A FR2032999A5 FR 2032999 A5 FR2032999 A5 FR 2032999A5 FR 7006510 A FR7006510 A FR 7006510A FR 7006510 A FR7006510 A FR 7006510A FR 2032999 A5 FR2032999 A5 FR 2032999A5
Authority
FR
France
Prior art keywords
machining
waste
low carbon
carbon steel
steel powder
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
Application number
FR7006510A
Other languages
French (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.)
SKF AB
Original Assignee
Svenska Kullagerfabriken AB
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 Svenska Kullagerfabriken AB filed Critical Svenska Kullagerfabriken AB
Application granted granted Critical
Publication of FR2032999A5 publication Critical patent/FR2032999A5/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

Low carbon steel or iron powder produced by lowering the carbon content of the iron powder by reduction with carbon monoxide, hydrogen or ammonia is made from waste left from machining steel, which is cleaned and reduced at a temp. 1000 degrees C, specif. in a rotating furnace.
FR7006510A 1969-02-24 1970-02-24 Low carbon steel powder from machining - waste Expired FR2032999A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6902853A NL6902853A (en) 1969-02-24 1969-02-24

Publications (1)

Publication Number Publication Date
FR2032999A5 true FR2032999A5 (en) 1970-11-27

Family

ID=19806241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7006510A Expired FR2032999A5 (en) 1969-02-24 1970-02-24 Low carbon steel powder from machining - waste

Country Status (4)

Country Link
AU (1) AU1159170A (en)
DE (1) DE2007494A1 (en)
FR (1) FR2032999A5 (en)
NL (1) NL6902853A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2179498C1 (en) * 2001-01-09 2002-02-20 Бунаков Олег Дмитриевич Iron powder heat treatment method
RU2196659C2 (en) * 1996-07-22 2003-01-20 Хеганес Аб Method for preparing iron base powder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2196659C2 (en) * 1996-07-22 2003-01-20 Хеганес Аб Method for preparing iron base powder
RU2179498C1 (en) * 2001-01-09 2002-02-20 Бунаков Олег Дмитриевич Iron powder heat treatment method

Also Published As

Publication number Publication date
NL6902853A (en) 1970-08-26
DE2007494A1 (en) 1971-09-09
AU1159170A (en) 1971-08-28

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Legal Events

Date Code Title Description
ST Notification of lapse