CA2838822A1 - Element contenant une matiere de diamant polycristallin thermiquement stable et procedes et ensembles pour sa formation - Google Patents
Element contenant une matiere de diamant polycristallin thermiquement stable et procedes et ensembles pour sa formation Download PDFInfo
- Publication number
- CA2838822A1 CA2838822A1 CA2838822A CA2838822A CA2838822A1 CA 2838822 A1 CA2838822 A1 CA 2838822A1 CA 2838822 A CA2838822 A CA 2838822A CA 2838822 A CA2838822 A CA 2838822A CA 2838822 A1 CA2838822 A1 CA 2838822A1
- Authority
- CA
- Canada
- Prior art keywords
- tsp body
- super abrasive
- contact surface
- tsp
- abrasive element
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 142
- 238000000034 method Methods 0.000 title claims abstract description 91
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 84
- 239000010432 diamond Substances 0.000 title claims abstract description 84
- 238000000429 assembly Methods 0.000 title abstract description 3
- 230000000712 assembly Effects 0.000 title abstract description 3
- 230000015572 biosynthetic process Effects 0.000 title description 29
- 239000011148 porous material Substances 0.000 claims abstract description 49
- 239000011159 matrix material Substances 0.000 claims description 71
- 239000000843 powder Substances 0.000 claims description 65
- 239000003054 catalyst Substances 0.000 claims description 45
- 238000002386 leaching Methods 0.000 claims description 35
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 239000011651 chromium Substances 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000011135 tin Substances 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052797 bismuth Inorganic materials 0.000 claims description 5
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 5
- 229910052793 cadmium Inorganic materials 0.000 claims description 5
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 229910052714 tellurium Inorganic materials 0.000 claims description 5
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 5
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 4
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 4
- 229910052742 iron Inorganic materials 0.000 claims 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims 4
- 229910052725 zinc Inorganic materials 0.000 claims 4
- 239000011701 zinc Substances 0.000 claims 4
- 230000008595 infiltration Effects 0.000 abstract description 26
- 238000001764 infiltration Methods 0.000 abstract description 26
- 239000010410 layer Substances 0.000 description 30
- 238000005755 formation reaction Methods 0.000 description 28
- 230000008569 process Effects 0.000 description 26
- 239000011230 binding agent Substances 0.000 description 23
- 239000000758 substrate Substances 0.000 description 21
- 239000002245 particle Substances 0.000 description 10
- 238000007731 hot pressing Methods 0.000 description 8
- 230000003628 erosive effect Effects 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- 239000002841 Lewis acid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000005219 brazing Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 150000007517 lewis acids Chemical class 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229960003280 cupric chloride Drugs 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 244000239634 longleaf box Species 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009658 destructive testing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
- E21B10/573—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts characterised by support details, e.g. the substrate construction or the interface between the substrate and the cutting element
- E21B10/5735—Interface between the substrate and the cutting element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2204/00—End product comprising different layers, coatings or parts of cermet
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Earth Drilling (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161495670P | 2011-06-10 | 2011-06-10 | |
| US61/495,670 | 2011-06-10 | ||
| US13/225,134 US8261858B1 (en) | 2011-09-02 | 2011-09-02 | Element containing thermally stable polycrystalline diamond material and methods and assemblies for formation thereof |
| US13/225,134 | 2011-09-02 | ||
| US13/457,088 | 2012-04-26 | ||
| US13/457,009 | 2012-04-26 | ||
| US13/457,088 US8764862B2 (en) | 2011-09-02 | 2012-04-26 | Element containing thermally stable polycrystalline diamond material and methods and assemblies for formation thereof |
| US13/457,009 US8875814B2 (en) | 2011-09-02 | 2012-04-26 | Element containing thermally stable polycrystalline diamond material and methods and assemblies for formation thereof |
| PCT/US2012/041778 WO2012170970A2 (fr) | 2011-06-10 | 2012-06-09 | Élément contenant une matière de diamant polycristallin thermiquement stable et procédés et ensembles pour sa formation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2838822A1 true CA2838822A1 (fr) | 2012-12-13 |
| CA2838822C CA2838822C (fr) | 2016-11-22 |
Family
ID=49759652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2838822A Expired - Fee Related CA2838822C (fr) | 2011-06-10 | 2012-06-09 | Element contenant une matiere de diamant polycristallin thermiquement stable et procedes et ensembles pour sa formation |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2718474A2 (fr) |
| KR (1) | KR101954354B1 (fr) |
| CN (1) | CN104185689B (fr) |
| AU (1) | AU2012267485B2 (fr) |
| CA (1) | CA2838822C (fr) |
| WO (1) | WO2012170970A2 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130299249A1 (en) * | 2012-05-08 | 2013-11-14 | Gary E. Weaver | Super-abrasive material with enhanced attachment region and methods for formation and use thereof |
| AR096578A1 (es) * | 2013-06-11 | 2016-01-20 | Ulterra Drilling Tech Lp | Elementos de pcd y proceso para elaborarlos |
| CN108431362B (zh) * | 2015-12-14 | 2022-02-18 | 史密斯国际有限公司 | 具有碳化物基体的卵形切削元件的机械锁定 |
| GB201523182D0 (en) * | 2015-12-31 | 2016-02-17 | Element Six Uk Ltd | Super hard constructions & methods of making same |
| US10213835B2 (en) * | 2016-02-10 | 2019-02-26 | Diamond Innovations, Inc. | Polycrystalline diamond compacts having parting compound and methods of making the same |
| US10683706B2 (en) * | 2016-03-16 | 2020-06-16 | Diamond Innovations, Inc. | Polycrystalline diamond bodies having annular regions with differing characteristics |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4224380A (en) | 1978-03-28 | 1980-09-23 | General Electric Company | Temperature resistant abrasive compact and method for making same |
| US4629373A (en) | 1983-06-22 | 1986-12-16 | Megadiamond Industries, Inc. | Polycrystalline diamond body with enhanced surface irregularities |
| US4850523A (en) | 1988-02-22 | 1989-07-25 | General Electric Company | Bonding of thermally stable abrasive compacts to carbide supports |
| AU1615499A (en) * | 1997-12-02 | 1999-06-16 | Robert Paul Radtke | Continuous self-sharpening cutting assembly for use with drilling systems |
| US6510906B1 (en) | 1999-11-29 | 2003-01-28 | Baker Hughes Incorporated | Impregnated bit with PDC cutters in cone area |
| US6843333B2 (en) | 1999-11-29 | 2005-01-18 | Baker Hughes Incorporated | Impregnated rotary drag bit |
| US6592985B2 (en) | 2000-09-20 | 2003-07-15 | Camco International (Uk) Limited | Polycrystalline diamond partially depleted of catalyzing material |
| US7754333B2 (en) | 2004-09-21 | 2010-07-13 | Smith International, Inc. | Thermally stable diamond polycrystalline diamond constructions |
| GB2454122B (en) | 2005-02-08 | 2009-07-08 | Smith International | Thermally stable polycrystalline diamond cutting elements and bits incorporating the same |
| US7487849B2 (en) | 2005-05-16 | 2009-02-10 | Radtke Robert P | Thermally stable diamond brazing |
| US7942219B2 (en) * | 2007-03-21 | 2011-05-17 | Smith International, Inc. | Polycrystalline diamond constructions having improved thermal stability |
| US7730976B2 (en) | 2007-10-31 | 2010-06-08 | Baker Hughes Incorporated | Impregnated rotary drag bit and related methods |
| US7845438B1 (en) * | 2008-05-15 | 2010-12-07 | Us Synthetic Corporation | Polycrystalline diamond compacts, methods of fabricating same, and applications using same |
| US7712553B2 (en) | 2008-07-18 | 2010-05-11 | Omni Ip Ltd | Method and apparatus for selectively leaching portions of PDC cutters used in drill bits |
| US8083012B2 (en) * | 2008-10-03 | 2011-12-27 | Smith International, Inc. | Diamond bonded construction with thermally stable region |
| CN102414394B (zh) * | 2009-05-06 | 2015-11-25 | 史密斯国际有限公司 | 具有再加工的热稳定多晶金刚石切割层的切割元件，结合有其的钻头，及其制造方法 |
| US20110024201A1 (en) * | 2009-07-31 | 2011-02-03 | Danny Eugene Scott | Polycrystalline diamond composite compact elements and tools incorporating same |
| US8758463B2 (en) * | 2009-08-07 | 2014-06-24 | Smith International, Inc. | Method of forming a thermally stable diamond cutting element |
| US20120225277A1 (en) * | 2011-03-04 | 2012-09-06 | Baker Hughes Incorporated | Methods of forming polycrystalline tables and polycrystalline elements and related structures |
-
2012
- 2012-06-09 AU AU2012267485A patent/AU2012267485B2/en not_active Expired - Fee Related
- 2012-06-09 KR KR1020147000776A patent/KR101954354B1/ko active IP Right Grant
- 2012-06-09 EP EP12728908.0A patent/EP2718474A2/fr not_active Withdrawn
- 2012-06-09 CN CN201280038918.4A patent/CN104185689B/zh not_active Expired - Fee Related
- 2012-06-09 CA CA2838822A patent/CA2838822C/fr not_active Expired - Fee Related
- 2012-06-09 WO PCT/US2012/041778 patent/WO2012170970A2/fr active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| KR101954354B1 (ko) | 2019-03-05 |
| WO2012170970A3 (fr) | 2013-02-07 |
| AU2012267485A1 (en) | 2013-12-19 |
| EP2718474A2 (fr) | 2014-04-16 |
| CA2838822C (fr) | 2016-11-22 |
| AU2012267485B2 (en) | 2015-11-19 |
| CN104185689A (zh) | 2014-12-03 |
| KR20140074879A (ko) | 2014-06-18 |
| CN104185689B (zh) | 2017-04-26 |
| WO2012170970A2 (fr) | 2012-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8261858B1 (en) | Element containing thermally stable polycrystalline diamond material and methods and assemblies for formation thereof | |
| CA2812573C (fr) | Elements de coupe, outils de forage de la terre comprenant de tels elements de coupe et procedes de fabrication de tels elements de coupe | |
| CA2873053C (fr) | Materiau super-abrasif comportant une region de fixation amelioree, ses procedes de formation et son utilisation | |
| US9771497B2 (en) | Methods of forming earth-boring tools | |
| US10232493B2 (en) | Polycrystalline diamond cutting elements having non-catalyst material additions | |
| CA2838822C (fr) | Element contenant une matiere de diamant polycristallin thermiquement stable et procedes et ensembles pour sa formation | |
| US20220127909A1 (en) | Polycrystalline Diamond Cutting Elements Having Lead or Lead Alloy Additions | |
| US11746601B1 (en) | Polycrystalline diamond compacts including a cemented carbide substrate and applications therefor | |
| WO2014144050A1 (fr) | Compacts polycristallins de diamant comprenant des nanoparticules de diamant, éléments de coupe et outils de forage comprenant de tels compacts et leurs procédés de fabrication | |
| US10046441B2 (en) | PCD wafer without substrate for high pressure / high temperature sintering | |
| US9649748B2 (en) | Polycrystalline diamond compact with a modified substrate | |
| WO2016099798A1 (fr) | Diamant polycristallin fritté/ré-aggloméré sur substrat de carbure à faible teneur en tungstène | |
| US10465449B2 (en) | Polycrystalline diamond compact with fiber-reinforced substrate | |
| WO2023177453A1 (fr) | Microstructure pdc unique et son procédé de fabrication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20131209 |
|
| MKLA | Lapsed |
Effective date: 20190610 |