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FI904446A7 - Method and apparatus for producing boron carbide crystals - Google Patents

Method and apparatus for producing boron carbide crystals Download PDF

Info

Publication number
FI904446A7
FI904446A7 FI904446A FI904446A FI904446A7 FI 904446 A7 FI904446 A7 FI 904446A7 FI 904446 A FI904446 A FI 904446A FI 904446 A FI904446 A FI 904446A FI 904446 A7 FI904446 A7 FI 904446A7
Authority
FI
Finland
Prior art keywords
boron carbide
carbide crystals
producing boron
producing
crystals
Prior art date
Application number
FI904446A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI904446A0 (en
Inventor
William G Moore
Original Assignee
Dow Global Technologies Inc
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 Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of FI904446A0 publication Critical patent/FI904446A0/en
Publication of FI904446A7 publication Critical patent/FI904446A7/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/34—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
    • C01B3/36—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using oxygen or mixtures containing oxygen as gasifying agents
    • 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
    • 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
    • C01B32/991—Boron carbide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Ceramic Products (AREA)
FI904446A 1989-01-11 1989-12-27 Method and apparatus for producing boron carbide crystals FI904446A7 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29568289A 1989-01-11 1989-01-11
PCT/US1989/005871 WO1990008102A1 (en) 1989-01-11 1989-12-27 Method and apparatus for producing boron carbide crystals

Publications (2)

Publication Number Publication Date
FI904446A0 FI904446A0 (en) 1990-09-10
FI904446A7 true FI904446A7 (en) 1990-09-10

Family

ID=23138787

Family Applications (1)

Application Number Title Priority Date Filing Date
FI904446A FI904446A7 (en) 1989-01-11 1989-12-27 Method and apparatus for producing boron carbide crystals

Country Status (8)

Country Link
EP (1) EP0429557A4 (en)
JP (1) JPH03503158A (en)
KR (1) KR910700196A (en)
AU (1) AU621989B2 (en)
CA (1) CA2007460A1 (en)
FI (1) FI904446A7 (en)
IL (1) IL93018A0 (en)
WO (1) WO1990008102A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20010929D0 (en) * 2001-02-23 2001-02-23 Norsk Hydro As A method for conducting thermal reactions between reactants and an oven for the same
CN106810261A (en) * 2017-04-12 2017-06-09 郑州嵩山硼业科技有限公司 A kind of method that use intermediate frequency furnace smelts boron carbide
CN110357106B (en) * 2019-08-26 2022-07-29 燕山大学 Method for preparing nano twin crystal boron carbide powder
CN113880093A (en) * 2021-11-24 2022-01-04 郑州嵩山硼业科技有限公司 A kind of boron carbide production process
CN114506846B (en) * 2022-02-15 2023-06-06 厦门金鹭特种合金有限公司 Production method and production device of superfine carbide

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1897214A (en) * 1930-05-14 1933-02-14 Norton Co Boron carbide and method of making the same
US2155682A (en) * 1935-11-21 1939-04-25 Norton Co Method of making abrasive metal carbides
US3377141A (en) * 1964-08-26 1968-04-09 Cabot Corp Process for producing metal carbides utilizing a solution treatment prior to reaction
US3379647A (en) * 1966-05-04 1968-04-23 Carborundum Co Metal carbide and boride production
US3535080A (en) * 1969-02-18 1970-10-20 Norton Co Apparatus and method for the continuous furnacing of borides,carbides and silicides
US4017587A (en) * 1969-10-03 1977-04-12 The United States Of America As Represented By The Secretary Of The Navy Boron carbide
US4137295A (en) * 1977-04-20 1979-01-30 Tamers Murry A Carbide production using molten metals as heat source
JPS55113609A (en) * 1979-02-21 1980-09-02 Ibiden Co Ltd Manufacturing apparatus for beta crystallbase silicon carbide
JPS5825044B2 (en) * 1979-05-23 1983-05-25 安藤 義則 Method and device for producing ultrafine carbide powder
US4529575A (en) * 1982-08-27 1985-07-16 Ibiden Kabushiki Kaisha Process for producing ultrafine silicon carbide powder
US4804525A (en) * 1986-04-14 1989-02-14 The Dow Chemical Company Producing boron carbide
JPS63166709A (en) * 1986-12-26 1988-07-09 Ibiden Co Ltd Production of carbide

Also Published As

Publication number Publication date
KR910700196A (en) 1991-03-14
AU621989B2 (en) 1992-03-26
JPH03503158A (en) 1991-07-18
EP0429557A1 (en) 1991-06-05
FI904446A0 (en) 1990-09-10
EP0429557A4 (en) 1992-04-22
IL93018A0 (en) 1990-11-05
WO1990008102A1 (en) 1990-07-26
CA2007460A1 (en) 1990-07-11
AU5036490A (en) 1990-08-13

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: THE DOW CHEMICAL COMPANY