ATE78192T1 - Diamantsynthese. - Google Patents

Diamantsynthese.

Info

Publication number
ATE78192T1
ATE78192T1 AT88312120T AT88312120T ATE78192T1 AT E78192 T1 ATE78192 T1 AT E78192T1 AT 88312120 T AT88312120 T AT 88312120T AT 88312120 T AT88312120 T AT 88312120T AT E78192 T1 ATE78192 T1 AT E78192T1
Authority
AT
Austria
Prior art keywords
temperature
seed material
diamond
gradient
point near
Prior art date
Application number
AT88312120T
Other languages
English (en)
Inventor
Geoffrey John Davies
Robert Charles Burns
Stephen Gardner
Original Assignee
De Beers Ind Diamond
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 De Beers Ind Diamond filed Critical De Beers Ind Diamond
Application granted granted Critical
Publication of ATE78192T1 publication Critical patent/ATE78192T1/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
    • B01J3/062—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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT88312120T 1987-12-21 1988-12-21 Diamantsynthese. ATE78192T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA879557 1987-12-21
EP88312120A EP0322217B1 (de) 1987-12-21 1988-12-21 Diamantsynthese

Publications (1)

Publication Number Publication Date
ATE78192T1 true ATE78192T1 (de) 1992-08-15

Family

ID=25579102

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88312120T ATE78192T1 (de) 1987-12-21 1988-12-21 Diamantsynthese.

Country Status (10)

Country Link
EP (1) EP0322217B1 (de)
JP (1) JP2672132B2 (de)
KR (1) KR960002187B1 (de)
AT (1) ATE78192T1 (de)
AU (1) AU614564B2 (de)
CA (1) CA1330751C (de)
DE (1) DE3872855T2 (de)
ES (1) ES2034276T3 (de)
IE (1) IE61600B1 (de)
ZA (1) ZA889314B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU647941B2 (en) * 1991-07-12 1994-03-31 De Beers Industrial Diamond Division (Proprietary) Limited Diamond synthesis
ATE248020T1 (de) * 1995-12-21 2003-09-15 Element Six Pty Ltd Diamantsynthese
US6627168B1 (en) 1999-10-01 2003-09-30 Showa Denko Kabushiki Kaisha Method for growing diamond and cubic boron nitride crystals
JP2002210350A (ja) * 2001-01-17 2002-07-30 Japan Science & Technology Corp ダイヤモンド粉末の合成方法
US8454714B2 (en) 2004-03-01 2013-06-04 Chien-Min Sung Diamond growth devices and methods
WO2006098652A1 (en) * 2005-03-14 2006-09-21 Obshestvo S Ogranichennoi Otvetstvennostiu 'brilliant Dushi' Personified grown jewellery diamond and a method for the production thereof
US7435296B1 (en) 2006-04-18 2008-10-14 Chien-Min Sung Diamond bodies grown on SiC substrates and associated methods
GB201204533D0 (en) 2012-03-15 2012-04-25 Element Six Ltd Process for manufacturing synthetic single crystal diamond material
CN102935346B (zh) * 2012-11-23 2014-07-23 山东昌润钻石股份有限公司 一种微米级细颗粒金刚石合成工艺
US9476258B2 (en) 2013-06-25 2016-10-25 Diamond Innovations, Inc. PDC cutter with chemical addition for enhanced abrasion resistance
CN108144554B (zh) * 2017-12-04 2020-06-30 郑州中南杰特超硬材料有限公司 一种新型金刚石合成柱的制作工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134508A (en) * 1980-03-23 1981-10-21 Sumitomo Electric Ind Ltd Synthetic method of diamond
JPS6086014A (ja) * 1983-10-18 1985-05-15 Sumitomo Electric Ind Ltd ダイヤモンドの合成方法
US4632817A (en) * 1984-04-04 1986-12-30 Sumitomo Electric Industries, Ltd. Method of synthesizing diamond
JPS61215293A (ja) * 1985-03-15 1986-09-25 Sumitomo Electric Ind Ltd ダイヤモンドの合成方法

Also Published As

Publication number Publication date
ES2034276T3 (es) 1993-04-01
DE3872855D1 (en) 1992-08-20
AU614564B2 (en) 1991-09-05
AU2705388A (en) 1989-06-22
IE883733L (en) 1989-06-21
IE61600B1 (en) 1994-11-16
JP2672132B2 (ja) 1997-11-05
JPH01266840A (ja) 1989-10-24
EP0322217B1 (de) 1992-07-15
EP0322217A1 (de) 1989-06-28
ZA889314B (en) 1990-02-28
CA1330751C (en) 1994-07-19
KR960002187B1 (ko) 1996-02-13
DE3872855T2 (de) 1992-12-03
KR890009765A (ko) 1989-08-03

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee