FR2256900B1 - - Google Patents

Info

Publication number
FR2256900B1
FR2256900B1 FR7400471A FR7400471A FR2256900B1 FR 2256900 B1 FR2256900 B1 FR 2256900B1 FR 7400471 A FR7400471 A FR 7400471A FR 7400471 A FR7400471 A FR 7400471A FR 2256900 B1 FR2256900 B1 FR 2256900B1
Authority
FR
France
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
FR7400471A
Other languages
French (fr)
Other versions
FR2256900A1 (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.)
INST TUGOPLAVKIKH METALLOV
Original Assignee
INST TUGOPLAVKIKH METALLOV
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 INST TUGOPLAVKIKH METALLOV filed Critical INST TUGOPLAVKIKH METALLOV
Priority to FR7400471A priority Critical patent/FR2256900A1/fr
Publication of FR2256900A1 publication Critical patent/FR2256900A1/fr
Application granted granted Critical
Publication of FR2256900B1 publication Critical patent/FR2256900B1/fr
Granted 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
    • B01J2203/062—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
    • B01J2203/0685—Crystal sintering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Carbon And Carbon Compounds (AREA)
FR7400471A 1974-01-07 1974-01-07 Polycrystalline diamond prodn. from diamond powder - at very high temp. and press. using diamond grains of different size and additives Granted FR2256900A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7400471A FR2256900A1 (en) 1974-01-07 1974-01-07 Polycrystalline diamond prodn. from diamond powder - at very high temp. and press. using diamond grains of different size and additives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400471A FR2256900A1 (en) 1974-01-07 1974-01-07 Polycrystalline diamond prodn. from diamond powder - at very high temp. and press. using diamond grains of different size and additives

Publications (2)

Publication Number Publication Date
FR2256900A1 FR2256900A1 (en) 1975-08-01
FR2256900B1 true FR2256900B1 (enExample) 1978-03-31

Family

ID=9133178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400471A Granted FR2256900A1 (en) 1974-01-07 1974-01-07 Polycrystalline diamond prodn. from diamond powder - at very high temp. and press. using diamond grains of different size and additives

Country Status (1)

Country Link
FR (1) FR2256900A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100503541B1 (ko) 1997-04-17 2005-07-26 드 비어스 인더스트리얼 다이아몬즈 (프로프라이어터리) 리미티드 다이아몬드의 소결방법 및 다이아몬드 성장물

Also Published As

Publication number Publication date
FR2256900A1 (en) 1975-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse