ZA713349B - A method of controlling size and shape of grains at production of certain metals and metal compounds in the form of powder - Google Patents

A method of controlling size and shape of grains at production of certain metals and metal compounds in the form of powder

Info

Publication number
ZA713349B
ZA713349B ZA713349A ZA713349A ZA713349B ZA 713349 B ZA713349 B ZA 713349B ZA 713349 A ZA713349 A ZA 713349A ZA 713349 A ZA713349 A ZA 713349A ZA 713349 B ZA713349 B ZA 713349B
Authority
ZA
South Africa
Prior art keywords
grains
powder
production
shape
metal compounds
Prior art date
Application number
ZA713349A
Other languages
English (en)
Inventor
E Svanstroem
Original Assignee
Nordstjernan Rederi 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 Nordstjernan Rederi Ab filed Critical Nordstjernan Rederi Ab
Publication of ZA713349B publication Critical patent/ZA713349B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/02—Boron; Borides
    • C01B35/04—Metal borides
    • 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
    • B22F9/28—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from gaseous metal compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/0615—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium
    • C01B21/0617—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium with vanadium, niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/0615—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium
    • C01B21/062—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium with chromium, molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/076—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with titanium or zirconium or hafnium
    • C01B21/0763—Preparation from titanium, zirconium or hafnium halides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • 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
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
ZA713349A 1970-05-27 1971-05-24 A method of controlling size and shape of grains at production of certain metals and metal compounds in the form of powder ZA713349B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE07275/70A SE347765B (xx) 1970-05-27 1970-05-27

Publications (1)

Publication Number Publication Date
ZA713349B true ZA713349B (en) 1972-01-26

Family

ID=20270926

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA713349A ZA713349B (en) 1970-05-27 1971-05-24 A method of controlling size and shape of grains at production of certain metals and metal compounds in the form of powder

Country Status (7)

Country Link
US (1) US3723601A (xx)
BE (1) BE767271A (xx)
DE (1) DE2125018A1 (xx)
FR (1) FR2093781A5 (xx)
GB (1) GB1342981A (xx)
SE (1) SE347765B (xx)
ZA (1) ZA713349B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282195A (en) * 1975-02-03 1981-08-04 Ppg Industries, Inc. Submicron titanium boride powder and method for preparing same
US4022872A (en) * 1975-11-12 1977-05-10 Ppg Industries, Inc. Process for preparing finely-divided refractory powders
IT1055884B (it) * 1976-02-17 1982-01-11 Montedison Spa Procedimento ad arco plasma di prodotti ceramici metallici e simili
US4353885A (en) * 1979-02-12 1982-10-12 Ppg Industries, Inc. Titanium diboride article and method for preparing same
US4503021A (en) * 1983-04-26 1985-03-05 The United States Of America As Represented By The Department Of Energy Preparation of titanium diboride powder
JPS60151273A (ja) * 1984-01-19 1985-08-09 トヨタ自動車株式会社 セラミツク被膜付き金属化合物の微粉末の製造方法
US4528119A (en) * 1984-06-28 1985-07-09 Eltech Systems Corporation Metal borides, carbides, nitrides, silicides, oxide materials and their method of preparation
JPH0643243B2 (ja) * 1988-03-10 1994-06-08 セントラル硝子株式会社 タングステンカーバイトの製造方法
JP3137940B2 (ja) * 1998-02-04 2001-02-26 大塚化学株式会社 カーボン被覆窒化チタン含有チタニア粉末及びその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341320A (en) * 1966-04-05 1967-09-12 Seymour H Smiley Production of low particle size-high surface area metal powders
SE327556B (xx) * 1968-08-23 1970-08-24 Nordstjernan Rederi Ab
US3671220A (en) * 1969-05-19 1972-06-20 Nordstjernan Rederi Ab Process for the production of powdered metals

Also Published As

Publication number Publication date
US3723601A (en) 1973-03-27
GB1342981A (en) 1974-01-10
FR2093781A5 (xx) 1972-01-28
BE767271A (fr) 1971-10-18
DE2125018A1 (de) 1971-12-09
SE347765B (xx) 1972-08-14

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