KR970000403A - Ultra fine WC / Co alloy powder and its manufacturing method - Google Patents

Ultra fine WC / Co alloy powder and its manufacturing method Download PDF

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Publication number
KR970000403A
KR970000403A KR1019950014483A KR19950014483A KR970000403A KR 970000403 A KR970000403 A KR 970000403A KR 1019950014483 A KR1019950014483 A KR 1019950014483A KR 19950014483 A KR19950014483 A KR 19950014483A KR 970000403 A KR970000403 A KR 970000403A
Authority
KR
South Korea
Prior art keywords
manufacturing
alloy powder
ultra fine
ultra
fine
Prior art date
Application number
KR1019950014483A
Other languages
Korean (ko)
Other versions
KR0163992B1 (en
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 filed Critical
Priority to KR1019950014483A priority Critical patent/KR0163992B1/en
Publication of KR970000403A publication Critical patent/KR970000403A/en
Application granted granted Critical
Publication of KR0163992B1 publication Critical patent/KR0163992B1/en

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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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/054—Nanosized particles
    • 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
    • B22F9/026—Spray drying of solutions or suspensions
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/01—Reducing atmosphere
    • B22F2201/013—Hydrogen
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/30—Carburising atmosphere
    • 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
    • B22F2304/00—Physical aspects of the powder
    • B22F2304/05—Submicron size particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
KR1019950014483A 1995-06-01 1995-06-01 Method for powder of wc-co alloy KR0163992B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950014483A KR0163992B1 (en) 1995-06-01 1995-06-01 Method for powder of wc-co alloy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950014483A KR0163992B1 (en) 1995-06-01 1995-06-01 Method for powder of wc-co alloy

Publications (2)

Publication Number Publication Date
KR970000403A true KR970000403A (en) 1997-01-21
KR0163992B1 KR0163992B1 (en) 1999-01-15

Family

ID=19416338

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950014483A KR0163992B1 (en) 1995-06-01 1995-06-01 Method for powder of wc-co alloy

Country Status (1)

Country Link
KR (1) KR0163992B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100448007B1 (en) * 2001-09-17 2004-09-08 한국야금 주식회사 Manufacturing method of nanosized WC-Co mixture powder via reduction-carburization
KR100778266B1 (en) * 2005-05-17 2007-11-22 산드빅 인터렉츄얼 프로퍼티 에이비 Method of making agglomerated cemented carbide powder mixtures

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100448007B1 (en) * 2001-09-17 2004-09-08 한국야금 주식회사 Manufacturing method of nanosized WC-Co mixture powder via reduction-carburization
KR100778266B1 (en) * 2005-05-17 2007-11-22 산드빅 인터렉츄얼 프로퍼티 에이비 Method of making agglomerated cemented carbide powder mixtures

Also Published As

Publication number Publication date
KR0163992B1 (en) 1999-01-15

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