GB1563621A - Process for recorvering synthetic diamonds from pressed runs - Google Patents

Process for recorvering synthetic diamonds from pressed runs Download PDF

Info

Publication number
GB1563621A
GB1563621A GB38400/76A GB3840076A GB1563621A GB 1563621 A GB1563621 A GB 1563621A GB 38400/76 A GB38400/76 A GB 38400/76A GB 3840076 A GB3840076 A GB 3840076A GB 1563621 A GB1563621 A GB 1563621A
Authority
GB
United Kingdom
Prior art keywords
bromine
diamond
catalyst
crystals
graphite
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
GB38400/76A
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
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB1563621A publication Critical patent/GB1563621A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/25—Diamond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Catalysts (AREA)
GB38400/76A 1975-09-24 1976-09-16 Process for recorvering synthetic diamonds from pressed runs Expired GB1563621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/616,299 US3969489A (en) 1975-09-24 1975-09-24 Process for recovering synthetic diamonds from pressed runs

Publications (1)

Publication Number Publication Date
GB1563621A true GB1563621A (en) 1980-03-26

Family

ID=24468852

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38400/76A Expired GB1563621A (en) 1975-09-24 1976-09-16 Process for recorvering synthetic diamonds from pressed runs

Country Status (14)

Country Link
US (1) US3969489A (https=)
JP (1) JPS5248589A (https=)
BE (1) BE846567A (https=)
DE (1) DE2641707A1 (https=)
ES (1) ES451851A1 (https=)
FI (1) FI762662A7 (https=)
FR (1) FR2325602A1 (https=)
GB (1) GB1563621A (https=)
IE (1) IE43621B1 (https=)
IL (1) IL50442A (https=)
IN (1) IN144531B (https=)
NL (1) NL7610502A (https=)
SE (1) SE414494B (https=)
ZA (1) ZA765353B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074471A (en) * 1974-10-15 1978-02-21 Carnegie-Mellon University Process for nucleating diamonds
US4356223A (en) * 1980-02-28 1982-10-26 Nippon Electric Co., Ltd. Semiconductor device having a registration mark for use in an exposure technique for micro-fine working
JPS60239314A (ja) * 1984-05-11 1985-11-28 Nippon Oil & Fats Co Ltd ダイヤモンドの精製法
US5059409A (en) * 1988-07-14 1991-10-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Brominated graphitized carbon fibers
US5006203A (en) * 1988-08-12 1991-04-09 Texas Instruments Incorporated Diamond growth method
RU2133216C1 (ru) * 1998-02-25 1999-07-20 Акционерное общество открытого типа "Абразивный завод "Ильич" Способ обогащения алмазом его смесей с графитом и окислами
RU2193451C2 (ru) * 2000-07-27 2002-11-27 Овчинников Анатолий Алексеевич Способ обогащения алмазографитовой шихты
US7537682B2 (en) * 2004-03-17 2009-05-26 California Institute Of Technology Methods for purifying carbon materials
US20060210465A1 (en) * 2005-03-04 2006-09-21 The Morgan Crucible Company Plc Anisotropic material treatment heater tubes
GB2555281A (en) 2015-06-30 2018-04-25 Halliburton Energy Services Inc Catalyst material extraction from polycrystalline diamond tables

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1520102A (fr) * 1966-04-21 1968-04-05 Allied Chem Procédé de concentration de diamant synthétique par traitement avec une base, et diamant concentré obtenu par ce procédé
US3348918A (en) * 1966-11-21 1967-10-24 Du Pont Diamond purification
US3630677A (en) * 1968-06-26 1971-12-28 Univ Case Western Reserve Manufacture of synthetic diamonds
US3644094A (en) * 1970-02-16 1972-02-22 Earth Sciences Inc Process for the recovery of diamond particles from alumina or silicate wastes
US3851027A (en) * 1973-01-02 1974-11-26 Du Pont Shock-bonding of hard particles

Also Published As

Publication number Publication date
IL50442A0 (en) 1976-11-30
FR2325602B1 (https=) 1980-04-11
IL50442A (en) 1979-12-30
IE43621B1 (en) 1981-04-08
ES451851A1 (es) 1978-01-01
ZA765353B (en) 1977-08-31
JPS5248589A (en) 1977-04-18
NL7610502A (nl) 1977-03-28
FI762662A7 (https=) 1977-03-25
IN144531B (https=) 1978-05-13
BE846567A (fr) 1977-01-17
IE43621L (en) 1977-03-24
SE414494B (sv) 1980-08-04
DE2641707A1 (de) 1977-04-07
FR2325602A1 (fr) 1977-04-22
US3969489A (en) 1976-07-13
SE7610560L (sv) 1977-03-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee