DE2641707A1 - Verfahren zur gewinnung synthetischer diamanten - Google Patents
Verfahren zur gewinnung synthetischer diamantenInfo
- Publication number
- DE2641707A1 DE2641707A1 DE19762641707 DE2641707A DE2641707A1 DE 2641707 A1 DE2641707 A1 DE 2641707A1 DE 19762641707 DE19762641707 DE 19762641707 DE 2641707 A DE2641707 A DE 2641707A DE 2641707 A1 DE2641707 A1 DE 2641707A1
- Authority
- DE
- Germany
- Prior art keywords
- bromine
- crystals
- graphite
- diamond
- carbon
- 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.)
- Withdrawn
Links
- 239000010432 diamond Substances 0.000 title claims description 55
- 238000000034 method Methods 0.000 title claims description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 71
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical compound BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 67
- 229910052794 bromium Inorganic materials 0.000 claims description 52
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 50
- 229910002804 graphite Inorganic materials 0.000 claims description 42
- 239000010439 graphite Substances 0.000 claims description 42
- 229910003460 diamond Inorganic materials 0.000 claims description 38
- 239000013078 crystal Substances 0.000 claims description 36
- 229910052799 carbon Inorganic materials 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 26
- 239000003054 catalyst Substances 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 238000003786 synthesis reaction Methods 0.000 claims description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 238000005868 electrolysis reaction Methods 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 4
- 230000000737 periodic effect Effects 0.000 claims description 4
- 229910052715 tantalum Inorganic materials 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000011282 treatment Methods 0.000 claims description 3
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 claims description 2
- 239000003863 metallic catalyst Substances 0.000 claims 2
- 229910000640 Fe alloy Inorganic materials 0.000 claims 1
- 229910000990 Ni alloy Inorganic materials 0.000 claims 1
- 239000007770 graphite material Substances 0.000 claims 1
- 238000006386 neutralization reaction Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 17
- 239000010410 layer Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000002367 halogens Chemical class 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 2
- -1 alkaline earth metal carbonates Chemical class 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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)
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 |
|---|---|
| DE2641707A1 true DE2641707A1 (de) | 1977-04-07 |
Family
ID=24468852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762641707 Withdrawn DE2641707A1 (de) | 1975-09-24 | 1976-09-16 | Verfahren zur gewinnung synthetischer diamanten |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3969489A (enExample) |
| JP (1) | JPS5248589A (enExample) |
| BE (1) | BE846567A (enExample) |
| DE (1) | DE2641707A1 (enExample) |
| ES (1) | ES451851A1 (enExample) |
| FI (1) | FI762662A7 (enExample) |
| FR (1) | FR2325602A1 (enExample) |
| GB (1) | GB1563621A (enExample) |
| IE (1) | IE43621B1 (enExample) |
| IL (1) | IL50442A (enExample) |
| IN (1) | IN144531B (enExample) |
| NL (1) | NL7610502A (enExample) |
| SE (1) | SE414494B (enExample) |
| ZA (1) | ZA765353B (enExample) |
Families Citing this family (10)
| 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 |
| WO2005089422A2 (en) * | 2004-03-17 | 2005-09-29 | 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 |
| KR102015083B1 (ko) | 2015-06-30 | 2019-08-27 | 핼리버튼 에너지 서비시즈 인코퍼레이티드 | 다결정 다이아몬드 테이블로부터의 촉매 물질 추출 |
Family Cites Families (5)
| 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 |
-
1975
- 1975-09-24 US US05/616,299 patent/US3969489A/en not_active Expired - Lifetime
-
1976
- 1976-09-07 IE IE1985/76A patent/IE43621B1/en unknown
- 1976-09-08 IN IN1657/CAL/76A patent/IN144531B/en unknown
- 1976-09-08 ZA ZA765353A patent/ZA765353B/xx unknown
- 1976-09-09 IL IL50442A patent/IL50442A/xx unknown
- 1976-09-16 GB GB38400/76A patent/GB1563621A/en not_active Expired
- 1976-09-16 DE DE19762641707 patent/DE2641707A1/de not_active Withdrawn
- 1976-09-17 FI FI762662A patent/FI762662A7/fi not_active Application Discontinuation
- 1976-09-20 FR FR7628174A patent/FR2325602A1/fr active Granted
- 1976-09-21 NL NL7610502A patent/NL7610502A/xx not_active Application Discontinuation
- 1976-09-22 JP JP51113172A patent/JPS5248589A/ja active Pending
- 1976-09-23 SE SE7610560A patent/SE414494B/xx unknown
- 1976-09-24 ES ES451851A patent/ES451851A1/es not_active Expired
- 1976-09-24 BE BE170920A patent/BE846567A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL50442A0 (en) | 1976-11-30 |
| FR2325602B1 (enExample) | 1980-04-11 |
| US3969489A (en) | 1976-07-13 |
| SE7610560L (sv) | 1977-03-25 |
| FI762662A7 (enExample) | 1977-03-25 |
| ZA765353B (en) | 1977-08-31 |
| SE414494B (sv) | 1980-08-04 |
| IL50442A (en) | 1979-12-30 |
| FR2325602A1 (fr) | 1977-04-22 |
| IN144531B (enExample) | 1978-05-13 |
| ES451851A1 (es) | 1978-01-01 |
| JPS5248589A (en) | 1977-04-18 |
| GB1563621A (en) | 1980-03-26 |
| NL7610502A (nl) | 1977-03-28 |
| IE43621B1 (en) | 1981-04-08 |
| BE846567A (fr) | 1977-01-17 |
| IE43621L (en) | 1977-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |