GB1541847A - Process for the manufacture of daimond products and apparatus therefor - Google Patents

Process for the manufacture of daimond products and apparatus therefor

Info

Publication number
GB1541847A
GB1541847A GB2299/76A GB229976A GB1541847A GB 1541847 A GB1541847 A GB 1541847A GB 2299/76 A GB2299/76 A GB 2299/76A GB 229976 A GB229976 A GB 229976A GB 1541847 A GB1541847 A GB 1541847A
Authority
GB
United Kingdom
Prior art keywords
daimond
manufacture
products
apparatus therefor
therefor
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2299/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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
Priority to FR7600609A priority Critical patent/FR2337583A1/fr
Priority to AU10213/76A priority patent/AU508825B2/en
Priority to NLAANVRAGE7600272,A priority patent/NL182899C/xx
Application filed by General Electric Co filed Critical General Electric Co
Priority to GB2299/76A priority patent/GB1541847A/en
Priority to DE2606503A priority patent/DE2606503C2/de
Publication of GB1541847A publication Critical patent/GB1541847A/en
Expired legal-status Critical Current

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
    • B01J2203/065—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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Carbon And Carbon Compounds (AREA)
GB2299/76A 1976-01-12 1976-01-21 Process for the manufacture of daimond products and apparatus therefor Expired GB1541847A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7600609A FR2337583A1 (fr) 1976-01-12 1976-01-12 Perfectionnements aux procedes et dispositifs pour la production de diamant synthetique
AU10213/76A AU508825B2 (en) 1976-01-12 1976-01-12 Producing diamonds
NLAANVRAGE7600272,A NL182899C (nl) 1976-01-12 1976-01-12 Werkwijze ter bereiding van diamantmateriaal.
GB2299/76A GB1541847A (en) 1976-01-12 1976-01-21 Process for the manufacture of daimond products and apparatus therefor
DE2606503A DE2606503C2 (de) 1976-01-12 1976-02-18 Verfahren und Vorrichtung zum Herstellen von Diamantmaterial

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR7600609A FR2337583A1 (fr) 1976-01-12 1976-01-12 Perfectionnements aux procedes et dispositifs pour la production de diamant synthetique
AU10213/76A AU508825B2 (en) 1976-01-12 1976-01-12 Producing diamonds
NLAANVRAGE7600272,A NL182899C (nl) 1976-01-12 1976-01-12 Werkwijze ter bereiding van diamantmateriaal.
GB2299/76A GB1541847A (en) 1976-01-12 1976-01-21 Process for the manufacture of daimond products and apparatus therefor
DE2606503A DE2606503C2 (de) 1976-01-12 1976-02-18 Verfahren und Vorrichtung zum Herstellen von Diamantmaterial

Publications (1)

Publication Number Publication Date
GB1541847A true GB1541847A (en) 1979-03-07

Family

ID=33163173

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2299/76A Expired GB1541847A (en) 1976-01-12 1976-01-21 Process for the manufacture of daimond products and apparatus therefor

Country Status (5)

Country Link
AU (1) AU508825B2 (enExample)
DE (1) DE2606503C2 (enExample)
FR (1) FR2337583A1 (enExample)
GB (1) GB1541847A (enExample)
NL (1) NL182899C (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0332353A3 (en) * 1988-03-08 1989-11-29 Sumitomo Electric Industries, Ltd A method of synthesizing diamond
EP0525207A4 (en) * 1991-02-15 1993-07-21 Sumitomo Electric Industries, Ltd. Process for synthesizing diamond
US5273730A (en) * 1988-03-08 1993-12-28 Sumitomo Electric Industries, Ltd. Method of synthesizing diamond
WO1998046343A1 (en) * 1997-04-17 1998-10-22 De Beers Industrial Diamond Division (Proprietary) Limited Diamond growth
WO1998046344A1 (en) * 1997-04-17 1998-10-22 De Beers Industrial Diamond Division (Proprietary) Limited Sintering process for diamond and diamond growth
US6692714B2 (en) 1997-10-17 2004-02-17 Suresh Shankarappa Vagarali High pressure/high temperature production of colorless and fancy-colored diamonds
EP2670892A1 (en) * 2011-02-01 2013-12-11 The Gemesis Diamond Company Multilayer structure for a diamond growth and a method of providing the same
US8961920B1 (en) 2011-04-26 2015-02-24 Us Synthetic Corporation Methods of altering the color of a diamond by irradiation and high-pressure/high-temperature processing

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120479458B (zh) * 2025-07-14 2025-09-26 湖南时光钻石科技有限公司 一种合成人造金刚石用触媒及其制备方法

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5273730A (en) * 1988-03-08 1993-12-28 Sumitomo Electric Industries, Ltd. Method of synthesizing diamond
EP0332353A3 (en) * 1988-03-08 1989-11-29 Sumitomo Electric Industries, Ltd A method of synthesizing diamond
US6129900A (en) * 1991-02-15 2000-10-10 Sumitomo Electric Industries, Ltd. Process for the synthesis of diamond
EP0525207A4 (en) * 1991-02-15 1993-07-21 Sumitomo Electric Industries, Ltd. Process for synthesizing diamond
US6270548B1 (en) 1997-04-17 2001-08-07 James Wilbert Campbell Sintering process for diamond and diamond growth
WO1998046344A1 (en) * 1997-04-17 1998-10-22 De Beers Industrial Diamond Division (Proprietary) Limited Sintering process for diamond and diamond growth
WO1998046343A1 (en) * 1997-04-17 1998-10-22 De Beers Industrial Diamond Division (Proprietary) Limited Diamond growth
US6497853B1 (en) * 1997-04-17 2002-12-24 Moosa Mahomed Adia Diamond growth
US6692714B2 (en) 1997-10-17 2004-02-17 Suresh Shankarappa Vagarali High pressure/high temperature production of colorless and fancy-colored diamonds
US7323156B2 (en) 1997-10-17 2008-01-29 Bellataire International, Llc High pressure/high temperature production of colorless and fancy-colored diamonds
EP2670892A1 (en) * 2011-02-01 2013-12-11 The Gemesis Diamond Company Multilayer structure for a diamond growth and a method of providing the same
CN103649382A (zh) * 2011-02-01 2014-03-19 东山国际有限公司 用于金刚石生长的多层结构以及提供该多层结构的方法
EP2670892A4 (en) * 2011-02-01 2014-11-05 Gemesis Diamond Company MULTILAYER STRUCTURE FOR DIAMOND GROWTH AND METHOD FOR PRODUCING THE SAME
US8961920B1 (en) 2011-04-26 2015-02-24 Us Synthetic Corporation Methods of altering the color of a diamond by irradiation and high-pressure/high-temperature processing
US10370252B1 (en) 2011-04-26 2019-08-06 Us Synthetic Corporation Methods of altering the color of a diamond by irradiation and high-pressure/high-temperature processing

Also Published As

Publication number Publication date
AU1021376A (en) 1977-07-21
DE2606503A1 (de) 1977-08-25
NL7600272A (nl) 1977-07-14
AU508825B2 (en) 1980-04-03
FR2337583A1 (fr) 1977-08-05
DE2606503C2 (de) 1987-01-29
NL182899B (nl) 1988-01-04
FR2337583B1 (enExample) 1980-04-11
NL182899C (nl) 1988-06-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19960120