CA1091938A - Method for the work-hardening of diamonds - Google Patents

Method for the work-hardening of diamonds

Info

Publication number
CA1091938A
CA1091938A CA226,176A CA226176A CA1091938A CA 1091938 A CA1091938 A CA 1091938A CA 226176 A CA226176 A CA 226176A CA 1091938 A CA1091938 A CA 1091938A
Authority
CA
Canada
Prior art keywords
diamond
crystal
work
charge
pressure
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
CA226,176A
Other languages
English (en)
French (fr)
Other versions
CA226176S (en
Inventor
Robert C. Devries
Robert H. Wentorf, Jr.
Francis P. Bundy
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
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1091938A publication Critical patent/CA1091938A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/062Processes 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
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • C09K3/14Anti-slip materials; Abrasives
    • C09K3/1409Abrasive particles per se
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/0605Composition of the material to be processed
    • B01J2203/062Diamond
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/065Composition of the material produced
    • B01J2203/0655Diamond
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/0675Structural or physico-chemical features of the materials processed
    • B01J2203/069Recrystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
CA226,176A 1974-05-30 1975-05-02 Method for the work-hardening of diamonds Expired CA1091938A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47471974A 1974-05-30 1974-05-30
US474,719 1974-05-30

Publications (1)

Publication Number Publication Date
CA1091938A true CA1091938A (en) 1980-12-23

Family

ID=23884679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA226,176A Expired CA1091938A (en) 1974-05-30 1975-05-02 Method for the work-hardening of diamonds

Country Status (12)

Country Link
JP (1) JPS5713488B2 (enrdf_load_html_response)
BE (1) BE829717A (enrdf_load_html_response)
CA (1) CA1091938A (enrdf_load_html_response)
CH (1) CH601105A5 (enrdf_load_html_response)
DE (1) DE2519116C2 (enrdf_load_html_response)
FR (1) FR2275405A1 (enrdf_load_html_response)
GB (1) GB1500817A (enrdf_load_html_response)
IE (1) IE41288B1 (enrdf_load_html_response)
IT (1) IT1038378B (enrdf_load_html_response)
NL (1) NL7506342A (enrdf_load_html_response)
SE (1) SE417161B (enrdf_load_html_response)
ZA (1) ZA752274B (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE1784T1 (de) * 1979-02-08 1982-11-15 De Beers Industrial Diamond Division (Proprietary) Limited Verfahren zur herstellung von diamantteilchen und damit hergestelltes schleifwerkzeug mit metallbindung.
JPS59168957A (ja) * 1983-03-17 1984-09-22 Akai Electric Co Ltd テ−ププレ−ヤ等における反復再生装置
US4931068A (en) * 1988-08-29 1990-06-05 Exxon Research And Engineering Company Method for fabricating fracture-resistant diamond and diamond composite articles
DE60335117D1 (de) 2002-09-06 2011-01-05 Element Six Ltd Verfahren zum ändern die farbe eines cvd-artigen diamanteinkristalles und dadurch hergestellte diamant-schicht

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574580A (en) * 1968-11-08 1971-04-13 Atomic Energy Commission Process for producing sintered diamond compact and products
FR2026389A1 (enrdf_load_html_response) * 1968-12-18 1970-09-18 Hall Howard

Also Published As

Publication number Publication date
SE7506226L (sv) 1975-12-01
IT1038378B (it) 1979-11-20
BE829717A (fr) 1975-09-15
SE417161B (sv) 1981-03-02
IE41288L (en) 1975-11-30
DE2519116C2 (de) 1984-12-20
JPS5713488B2 (enrdf_load_html_response) 1982-03-17
FR2275405A1 (fr) 1976-01-16
CH601105A5 (enrdf_load_html_response) 1978-06-30
IE41288B1 (en) 1979-12-05
GB1500817A (en) 1978-02-15
ZA752274B (en) 1976-03-31
NL7506342A (nl) 1975-12-02
JPS515293A (enrdf_load_html_response) 1976-01-16
DE2519116A1 (de) 1975-12-18
FR2275405B1 (enrdf_load_html_response) 1979-04-06

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Legal Events

Date Code Title Description
MKEX Expiry