RU2312844C2 - Термостойкое композитное алмазное спеченное изделие и способ его получения - Google Patents
Термостойкое композитное алмазное спеченное изделие и способ его получения Download PDFInfo
- Publication number
- RU2312844C2 RU2312844C2 RU2005121920/03A RU2005121920A RU2312844C2 RU 2312844 C2 RU2312844 C2 RU 2312844C2 RU 2005121920/03 A RU2005121920/03 A RU 2005121920/03A RU 2005121920 A RU2005121920 A RU 2005121920A RU 2312844 C2 RU2312844 C2 RU 2312844C2
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- Prior art keywords
- diamond
- pressure
- sintered
- heat
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- 239000010432 diamond Substances 0.000 title claims abstract description 117
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 116
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000002775 capsule Substances 0.000 claims abstract description 23
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052715 tantalum Inorganic materials 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 9
- 239000011733 molybdenum Substances 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 238000005245 sintering Methods 0.000 claims description 40
- 239000000654 additive Substances 0.000 claims description 22
- 230000000996 additive effect Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 8
- 238000003754 machining Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract 2
- 238000005065 mining Methods 0.000 abstract 1
- 229910002804 graphite Inorganic materials 0.000 description 12
- 239000010439 graphite Substances 0.000 description 12
- 239000002245 particle Substances 0.000 description 11
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 9
- 238000000227 grinding Methods 0.000 description 9
- 239000007858 starting material Substances 0.000 description 7
- 230000002194 synthesizing effect Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 239000011888 foil Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000007791 liquid phase Substances 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005087 graphitization Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- -1 alkaline earth metal carbonate Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- GEVPUGOOGXGPIO-UHFFFAOYSA-N oxalic acid;dihydrate Chemical compound O.O.OC(=O)C(O)=O GEVPUGOOGXGPIO-UHFFFAOYSA-N 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 229910003468 tantalcarbide Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
- C04B35/645—Pressure sintering
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/427—Diamond
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/428—Silicon
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- C—CHEMISTRY; METALLURGY
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/66—Specific sintering techniques, e.g. centrifugal sintering
- C04B2235/661—Multi-step sintering
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/781—Nanograined materials, i.e. having grain sizes below 100 nm
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Carbon And Carbon Compounds (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002367354A JP3877677B2 (ja) | 2002-12-18 | 2002-12-18 | 耐熱性ダイヤモンド複合焼結体とその製造法 |
| JP2002-367354 | 2002-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2005121920A RU2005121920A (ru) | 2006-01-20 |
| RU2312844C2 true RU2312844C2 (ru) | 2007-12-20 |
Family
ID=32588341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2005121920/03A RU2312844C2 (ru) | 2002-12-18 | 2003-11-19 | Термостойкое композитное алмазное спеченное изделие и способ его получения |
Country Status (7)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2298431C2 (ru) * | 2005-02-10 | 2007-05-10 | Федеральное государственное образовательное учреждение высшего профессионального образования "Астраханский государственный технический университет" | Способ получения монокристаллов высокотвердых материалов |
| US9403137B2 (en) | 2005-09-15 | 2016-08-02 | Diamond Innovations, Inc. | Polycrystalline diamond material with extremely fine microstructures |
| US20070056778A1 (en) * | 2005-09-15 | 2007-03-15 | Steven Webb | Sintered polycrystalline diamond material with extremely fine microstructures |
| US8490721B2 (en) | 2009-06-02 | 2013-07-23 | Element Six Abrasives S.A. | Polycrystalline diamond |
| GB0913304D0 (en) * | 2009-07-31 | 2009-09-02 | Element Six Ltd | Polycrystalline diamond composite compact elements and tools incorporating same |
| JP5500508B2 (ja) * | 2010-03-31 | 2014-05-21 | 三菱マテリアル株式会社 | 微粒多結晶ダイヤモンド焼結体の製造法 |
| JP6390151B2 (ja) * | 2014-04-30 | 2018-09-19 | 住友電気工業株式会社 | 複合焼結体 |
| JP6390152B2 (ja) | 2014-04-30 | 2018-09-19 | 住友電気工業株式会社 | 複合焼結体 |
| JP6112177B1 (ja) * | 2015-10-30 | 2017-04-12 | 住友電気工業株式会社 | 複合多結晶体およびその製造方法 |
| JP6800160B2 (ja) | 2015-10-30 | 2020-12-16 | 住友電気工業株式会社 | 伸線ダイス |
| US10287824B2 (en) | 2016-03-04 | 2019-05-14 | Baker Hughes Incorporated | Methods of forming polycrystalline diamond |
| CN107402196B (zh) * | 2016-05-18 | 2020-09-25 | 株式会社岛津制作所 | X射线荧光分析仪器及用于其的样品容器 |
| EP3351520B1 (en) * | 2016-10-07 | 2020-12-02 | Sumitomo Electric Industries, Ltd. | Method for producing diamond polycrystal and, diamond polycrystal |
| US11292750B2 (en) | 2017-05-12 | 2022-04-05 | Baker Hughes Holdings Llc | Cutting elements and structures |
| US11396688B2 (en) | 2017-05-12 | 2022-07-26 | Baker Hughes Holdings Llc | Cutting elements, and related structures and earth-boring tools |
| US10870606B2 (en) | 2018-03-05 | 2020-12-22 | Wenhui Jiang | Polycrystalline diamond comprising nanostructured polycrystalline diamond particles and method of making the same |
| US11536091B2 (en) | 2018-05-30 | 2022-12-27 | Baker Hughes Holding LLC | Cutting elements, and related earth-boring tools and methods |
| CN116143518B (zh) * | 2021-11-23 | 2024-09-20 | 燕山大学 | 导电高强金刚石/非晶碳复合材料及其制备方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3816085A (en) * | 1971-01-29 | 1974-06-11 | Megadiamond Corp | Diamond-nondiamond carbon polycrystalline composites |
| WO2002008122A1 (fr) * | 2000-07-21 | 2002-01-31 | The Ishizuka Research Institute, Ltd. | Poudre fine de diamant monocristalline a faible distribution en taille des particules et son procede de fabrication |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02668A (ja) * | 1987-12-15 | 1990-01-05 | Konica Corp | 分光吸収特性等に優れたイミダゾール系染料 |
| JP2764044B2 (ja) * | 1988-07-18 | 1998-06-11 | 日本油脂株式会社 | 超微粒子からなるダイヤモンド焼結体およびその製造方法 |
| JP2590413B2 (ja) * | 1989-11-17 | 1997-03-12 | 科学技術庁無機材質研究所長 | 透光性高純度立方晶窒化ほう素焼結体の製造法 |
| JPH04261703A (ja) * | 1991-02-18 | 1992-09-17 | Sumitomo Electric Ind Ltd | 多結晶ダイヤモンド切削工具 |
| US5173091A (en) * | 1991-06-04 | 1992-12-22 | General Electric Company | Chemically bonded adherent coating for abrasive compacts and method for making same |
| US5366526A (en) * | 1991-07-12 | 1994-11-22 | Norton Company | Method of abrading with boron suboxide (BxO) and the boron suboxide (BxO) articles and composition used |
| US5456735A (en) * | 1991-07-12 | 1995-10-10 | Norton Company | Method of abrading with boron suboxide (BxO) and the boron suboxide (BxO) articles and composition used |
| JP2000054007A (ja) * | 1998-07-31 | 2000-02-22 | Sumitomo Electric Ind Ltd | ダイヤモンド焼結体及びその製造方法 |
| WO2002009909A2 (en) * | 2000-08-02 | 2002-02-07 | Element Six (Pty) Ltd | Abrasive product |
| JP3550587B2 (ja) * | 2000-12-18 | 2004-08-04 | 独立行政法人 科学技術振興機構 | 微粒ダイヤモンド焼結体の製造方法 |
| US6733087B2 (en) * | 2002-08-10 | 2004-05-11 | David R. Hall | Pick for disintegrating natural and man-made materials |
| JP3992595B2 (ja) * | 2002-11-15 | 2007-10-17 | 独立行政法人科学技術振興機構 | 高純度高硬度超微粒ダイヤモンド焼結体の製造法 |
| US20050019114A1 (en) * | 2003-07-25 | 2005-01-27 | Chien-Min Sung | Nanodiamond PCD and methods of forming |
| US9227166B2 (en) * | 2005-07-21 | 2016-01-05 | Sumitomo Electric Industries, Ltd. | High-hardness polycrystalline diamond and method of preparing the same |
| US7585342B2 (en) * | 2006-07-28 | 2009-09-08 | Adico, Asia Polydiamond Company, Ltd. | Polycrystalline superabrasive composite tools and methods of forming the same |
-
2002
- 2002-12-18 JP JP2002367354A patent/JP3877677B2/ja not_active Expired - Lifetime
-
2003
- 2003-11-19 US US10/539,507 patent/US20070009374A1/en not_active Abandoned
- 2003-11-19 KR KR1020057010387A patent/KR100642841B1/ko not_active Expired - Fee Related
- 2003-11-19 WO PCT/JP2003/014763 patent/WO2004054943A1/ja active Application Filing
- 2003-11-19 CN CNB2003801062522A patent/CN1300053C/zh not_active Expired - Fee Related
- 2003-11-19 RU RU2005121920/03A patent/RU2312844C2/ru not_active IP Right Cessation
-
2005
- 2005-06-24 ZA ZA200505162A patent/ZA200505162B/xx unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3816085A (en) * | 1971-01-29 | 1974-06-11 | Megadiamond Corp | Diamond-nondiamond carbon polycrystalline composites |
| WO2002008122A1 (fr) * | 2000-07-21 | 2002-01-31 | The Ishizuka Research Institute, Ltd. | Poudre fine de diamant monocristalline a faible distribution en taille des particules et son procede de fabrication |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004196595A (ja) | 2004-07-15 |
| US20070009374A1 (en) | 2007-01-11 |
| JP3877677B2 (ja) | 2007-02-07 |
| WO2004054943A1 (ja) | 2004-07-01 |
| ZA200505162B (en) | 2007-02-28 |
| KR100642841B1 (ko) | 2006-11-10 |
| CN1726174A (zh) | 2006-01-25 |
| KR20050088415A (ko) | 2005-09-06 |
| RU2005121920A (ru) | 2006-01-20 |
| CN1300053C (zh) | 2007-02-14 |
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