IT1196749B - Procedimento per la preparazione di monocarburo di tungsteno mediante diffusione di gas contenenti idrocarburi - Google Patents

Procedimento per la preparazione di monocarburo di tungsteno mediante diffusione di gas contenenti idrocarburi

Info

Publication number
IT1196749B
IT1196749B IT68046/84A IT6804684A IT1196749B IT 1196749 B IT1196749 B IT 1196749B IT 68046/84 A IT68046/84 A IT 68046/84A IT 6804684 A IT6804684 A IT 6804684A IT 1196749 B IT1196749 B IT 1196749B
Authority
IT
Italy
Prior art keywords
monocarbus
tungsten
diffusion
procedure
preparation
Prior art date
Application number
IT68046/84A
Other languages
English (en)
Other versions
IT8468046A1 (it
IT8468046A0 (it
Inventor
Andrea E Raddatz
Elisabeth G Baglin
John M Gomes
Original Assignee
Hubbard Melvin L
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 Hubbard Melvin L filed Critical Hubbard Melvin L
Publication of IT8468046A0 publication Critical patent/IT8468046A0/it
Publication of IT8468046A1 publication Critical patent/IT8468046A1/it
Application granted granted Critical
Publication of IT1196749B publication Critical patent/IT1196749B/it

Links

Classifications

    • 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
    • C01B32/914—Carbides of single elements
    • C01B32/949—Tungsten or molybdenum 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/12—Molten media

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT68046/84A 1983-10-21 1984-10-22 Procedimento per la preparazione di monocarburo di tungsteno mediante diffusione di gas contenenti idrocarburi IT1196749B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54429983A 1983-10-21 1983-10-21
US06/574,499 US4489044A (en) 1983-10-21 1984-01-27 Formation of tungsten monocarbide from a molten tungstate-halide phase by gas sparging

Publications (3)

Publication Number Publication Date
IT8468046A0 IT8468046A0 (it) 1984-10-22
IT8468046A1 IT8468046A1 (it) 1986-04-22
IT1196749B true IT1196749B (it) 1988-11-25

Family

ID=27067569

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68046/84A IT1196749B (it) 1983-10-21 1984-10-22 Procedimento per la preparazione di monocarburo di tungsteno mediante diffusione di gas contenenti idrocarburi

Country Status (11)

Country Link
US (1) US4489044A (it)
EP (1) EP0161316B1 (it)
KR (1) KR850700028A (it)
AU (1) AU564113B2 (it)
BR (1) BR8407133A (it)
CA (1) CA1212512A (it)
DE (1) DE3481117D1 (it)
IT (1) IT1196749B (it)
NZ (1) NZ209791A (it)
PT (1) PT79370B (it)
WO (1) WO1985001721A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4834963A (en) * 1986-12-16 1989-05-30 Kennametal Inc. Macrocrystalline tungsten monocarbide powder and process for producing
CA1332667C (en) * 1989-01-23 1994-10-25 Charles J. Terry Process for producing tungsten monocarbide
US5096689A (en) * 1989-01-23 1992-03-17 Kennametal Inc. Process for producing tungsten monocarbide
US5882620A (en) * 1995-06-07 1999-03-16 International Carbitech Industries, Inc. Pyrometallurgical process for forming tungsten carbide

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3373097A (en) * 1965-02-16 1968-03-12 Interior Usa Method for separation of a metalcontaining halide phase from a gangue-containing silicate phase and electrolysis of halide phase to obtain the metal
GB1190713A (en) * 1968-04-05 1970-05-06 Kennametal Inc Improvements in and relating to the production of Tungsten Monocarbide
US3692479A (en) * 1968-09-10 1972-09-19 Geoffrey W Meadows Preparation of binary borides,carbides and silicides
US4190439A (en) * 1973-12-28 1980-02-26 Union Carbide Corporation Process for the preparation of fine grain metal carbide powders and sintered articles therefrom
US4256496A (en) * 1977-12-16 1981-03-17 Ontario Research Foundation Production of metal carbides in pure form

Also Published As

Publication number Publication date
DE3481117D1 (de) 1990-03-01
CA1212512A (en) 1986-10-14
US4489044A (en) 1984-12-18
EP0161316A1 (en) 1985-11-21
NZ209791A (en) 1987-03-31
IT8468046A1 (it) 1986-04-22
PT79370A (en) 1984-11-01
PT79370B (en) 1986-09-08
WO1985001721A1 (en) 1985-04-25
EP0161316A4 (en) 1987-01-20
AU3832285A (en) 1985-05-07
EP0161316B1 (en) 1990-01-24
BR8407133A (pt) 1985-10-08
AU564113B2 (en) 1987-07-30
KR850700028A (ko) 1985-10-21
IT8468046A0 (it) 1984-10-22

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