ZA959577B - Method of preparing powders for hard materials from cobalt salts and soluble tungstate salts - Google Patents

Method of preparing powders for hard materials from cobalt salts and soluble tungstate salts

Info

Publication number
ZA959577B
ZA959577B ZA959577A ZA959577A ZA959577B ZA 959577 B ZA959577 B ZA 959577B ZA 959577 A ZA959577 A ZA 959577A ZA 959577 A ZA959577 A ZA 959577A ZA 959577 B ZA959577 B ZA 959577B
Authority
ZA
South Africa
Prior art keywords
salts
hard materials
cobalt
tungstate
preparing powders
Prior art date
Application number
ZA959577A
Other languages
English (en)
Inventor
Ingmar Grenthe
Momoun Muhammed
Sverker Wahlberg
Original Assignee
Sandvik 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 Sandvik Ab filed Critical Sandvik Ab
Publication of ZA959577B publication Critical patent/ZA959577B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/006—Compounds containing, besides cobalt, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/006—Compounds containing, besides nickel, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
    • C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
    • C22C1/056—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using gas
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA959577A 1994-11-16 1995-11-10 Method of preparing powders for hard materials from cobalt salts and soluble tungstate salts ZA959577B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9403954A SE504730C2 (sv) 1994-11-16 1994-11-16 Metod att tillverka pulver av ett komplext ammoniumsalt av W och Co och/eller Ni

Publications (1)

Publication Number Publication Date
ZA959577B true ZA959577B (en) 1996-05-27

Family

ID=20395998

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA959577A ZA959577B (en) 1994-11-16 1995-11-10 Method of preparing powders for hard materials from cobalt salts and soluble tungstate salts

Country Status (9)

Country Link
US (1) US5632824A (de)
EP (1) EP0793555B1 (de)
JP (1) JPH10508905A (de)
AT (1) ATE189146T1 (de)
DE (1) DE69514825T2 (de)
IL (1) IL115939A (de)
SE (1) SE504730C2 (de)
WO (1) WO1996014952A1 (de)
ZA (1) ZA959577B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436167B1 (en) * 1996-05-13 2002-08-20 The United States Of America As Represented By The Secretary Of The Navy Synthesis of nanostructured composite particles using a polyol process
CA2221432A1 (en) * 1996-12-05 1998-06-05 Li Wu Method of forming metal carbides and metal carbide composites
SE510749C2 (sv) * 1997-12-22 1999-06-21 Sandvik Ab Sätt att framställa ett metallkompositmaterial innehållande hårda partiklar och bindemetall
FR2784690B1 (fr) * 1998-10-16 2001-10-12 Eurotungstene Poudres Poudres metalliques microniques a base de tungstene et/ou de molybdene et de materiaux de transition 3d
KR100346762B1 (ko) * 1999-07-21 2002-07-31 한국기계연구원 초미립 ＷＣ/ＴｉＣ/Ｃｏ 복합초경분말 제조방법
SE526626C2 (sv) * 2003-08-12 2005-10-18 Sandvik Intellectual Property Sätt att tillverka submikron hårdmetall
JP4651565B2 (ja) * 2006-03-28 2011-03-16 京セラ株式会社 超硬合金粉末の製法
JP4797099B2 (ja) * 2009-10-01 2011-10-19 Ｊｘ日鉱日石金属株式会社 高純度タングステン粉末の製造方法
IN2013CH04500A (de) 2013-10-04 2015-04-10 Kennametal India Ltd
US10262763B2 (en) * 2016-09-19 2019-04-16 Radium Incorporated Systems, devices, and/or methods for managing radiation shielding
GB2562435A (en) * 2016-11-18 2018-11-14 Inst Energiteknik Tracers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488291A (en) * 1964-06-17 1970-01-06 Cabot Corp Process and composition for the production of cemented metal carbides
US3440035A (en) * 1965-08-30 1969-04-22 Toshiba Tungaloy Co Ltd Method for preparing raw materials for sintered alloys
GB1367763A (en) * 1970-10-05 1974-09-25 Atomic Energy Authority Uk Sols nad gels containing mixed tungsten and titanium oxides and carbides produced therefrom
DE3830111A1 (de) * 1988-09-05 1990-03-15 Dornier Gmbh Legierungspulver
US4913731A (en) * 1988-10-03 1990-04-03 Gte Products Corporation Process of making prealloyed tungsten alloy powders
CA2045125A1 (en) * 1989-11-09 1991-05-10 Larry E. Mccandlish Spray conversion process for the production of nanophase composite powders
WO1993002962A1 (en) * 1991-08-07 1993-02-18 Rutgers, The State University Of New Jersey CARBOTHERMIC REACTION PROCESS FOR MAKING NANOPHASE WC-Co POWDERS

Also Published As

Publication number Publication date
DE69514825T2 (de) 2000-10-12
WO1996014952A1 (en) 1996-05-23
ATE189146T1 (de) 2000-02-15
SE504730C2 (sv) 1997-04-14
SE9403954D0 (sv) 1994-11-16
DE69514825D1 (de) 2000-03-02
US5632824A (en) 1997-05-27
SE9403954L (sv) 1996-05-17
EP0793555B1 (de) 2000-01-26
JPH10508905A (ja) 1998-09-02
IL115939A0 (en) 1996-01-31
IL115939A (en) 2000-02-17
EP0793555A1 (de) 1997-09-10

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