CH450374A - Verfahren zur Herstellung eines Presslings - Google Patents

Verfahren zur Herstellung eines Presslings

Info

Publication number
CH450374A
CH450374A CH1141961A CH1141961A CH450374A CH 450374 A CH450374 A CH 450374A CH 1141961 A CH1141961 A CH 1141961A CH 1141961 A CH1141961 A CH 1141961A CH 450374 A CH450374 A CH 450374A
Authority
CH
Switzerland
Prior art keywords
boron nitride
crystals
cubic boron
pressures
cubic
Prior art date
Application number
CH1141961A
Other languages
German (de)
English (en)
Inventor
Henry Jr Wentorf Robert
Joseph Delai Anthony
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH450374A publication Critical patent/CH450374A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/065—Presses for the formation of diamonds or boronitrides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/008—Abrasive bodies without external bonding agent
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/583—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride
    • C04B35/5831—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride based on cubic boron nitrides or Wurtzitic boron nitrides, including crystal structure transformation of powder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Ceramic Products (AREA)
CH1141961A 1960-10-03 1961-10-02 Verfahren zur Herstellung eines Presslings CH450374A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6001160A 1960-10-03 1960-10-03

Publications (1)

Publication Number Publication Date
CH450374A true CH450374A (de) 1968-01-31

Family

ID=22026765

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1141961A CH450374A (de) 1960-10-03 1961-10-02 Verfahren zur Herstellung eines Presslings

Country Status (3)

Country Link
BE (1) BE607842A (fr)
CH (1) CH450374A (fr)
GB (1) GB990818A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0094147A3 (en) * 1982-04-02 1983-12-28 General Electric Company Improved sweep through process for making polycrystalline compacts

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH627722A5 (de) 1976-01-30 1982-01-29 Inst Sverkhtverdykh Mat Polykristallines, ueberhartes material und verfahren zu seiner herstellung.
US4148964A (en) 1977-01-21 1979-04-10 Fedoseev Dmitry V Polycrystalline superhard material and method of producing thereof
GB202001369D0 (en) * 2020-01-31 2020-03-18 Element Six Ltd Polycrystalline cubic boron nitride material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0094147A3 (en) * 1982-04-02 1983-12-28 General Electric Company Improved sweep through process for making polycrystalline compacts

Also Published As

Publication number Publication date
GB990818A (en) 1965-05-05
BE607842A (fr) 1962-01-02

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