SE7708383L - Forfarande for omvandling av kveve i en diamantkristall - Google Patents

Forfarande for omvandling av kveve i en diamantkristall

Info

Publication number
SE7708383L
SE7708383L SE7708383A SE7708383A SE7708383L SE 7708383 L SE7708383 L SE 7708383L SE 7708383 A SE7708383 A SE 7708383A SE 7708383 A SE7708383 A SE 7708383A SE 7708383 L SE7708383 L SE 7708383L
Authority
SE
Sweden
Prior art keywords
nitrogen
conversion
procedure
diamond crystal
diamond
Prior art date
Application number
SE7708383A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Inventor
H M Strong
R M Chrenko
R E Tuft
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 SE7708383L publication Critical patent/SE7708383L/

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
    • B01J3/062—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies characterised by the composition of the materials to be processed
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0605—Composition of the material to be processed
    • B01J2203/061—Graphite
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0605—Composition of the material to be processed
    • B01J2203/062—Diamond
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/065—Composition of the material produced
    • B01J2203/0655—Diamond
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0675—Structural or physico-chemical features of the materials processed
    • B01J2203/068—Crystal growth
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0675—Structural or physico-chemical features of the materials processed
    • B01J2203/069—Recrystallisation
    • 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
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0675—Structural or physico-chemical features of the materials processed
    • B01J2203/0695—Colour change

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Adornments (AREA)
SE7708383A 1976-07-21 1977-07-20 Forfarande for omvandling av kveve i en diamantkristall SE7708383L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US70729876A 1976-07-21 1976-07-21
US70729976A 1976-07-21 1976-07-21

Publications (1)

Publication Number Publication Date
SE7708383L true SE7708383L (sv) 1978-01-22

Family

ID=27107853

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7708383A SE7708383L (sv) 1976-07-21 1977-07-20 Forfarande for omvandling av kveve i en diamantkristall

Country Status (9)

Country Link
JP (1) JPS5325292A (de)
DE (1) DE2732793A1 (de)
FR (1) FR2359071A1 (de)
GB (1) GB1578987A (de)
IE (1) IE45102B1 (de)
IL (1) IL52377A0 (de)
IT (1) IT1081297B (de)
NL (1) NL7708107A (de)
SE (1) SE7708383L (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0007887D0 (en) * 2000-03-31 2000-05-17 De Beers Ind Diamond Colour change of diamond
RU2293603C2 (ru) * 2000-03-31 2007-02-20 Элемент Сикс Текнолоджиз (Пти) Лтд. Способ изменения цвета алмаза при высокой температуре и высоком давлении
GB0007890D0 (en) * 2000-03-31 2000-05-17 De Beers Ind Diamond Colour change of diamond
US7172655B2 (en) 2002-09-06 2007-02-06 Daniel James Twitchen Colored diamond
GB201608669D0 (en) 2016-05-17 2016-06-29 Element Six Uk Ltd Diamond tool piece
JPWO2019077888A1 (ja) * 2017-10-20 2020-11-05 住友電気工業株式会社 合成単結晶ダイヤモンド、工具、及び、合成単結晶ダイヤモンドの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL271825A (de) * 1961-11-24
US3317354A (en) * 1964-05-28 1967-05-02 Gen Electric Process for doping a diamond in a gaseous electrical discharge

Also Published As

Publication number Publication date
IE45102B1 (en) 1982-06-16
FR2359071A1 (fr) 1978-02-17
FR2359071B1 (de) 1982-11-05
NL7708107A (nl) 1978-01-24
IT1081297B (it) 1985-05-16
IE45102L (en) 1978-01-21
GB1578987A (en) 1980-11-12
IL52377A0 (en) 1977-08-31
JPS5325292A (en) 1978-03-08
DE2732793A1 (de) 1978-01-26

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Legal Events

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NAV Patent application has lapsed

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