RU2010154503A - CHISEL STRUCTURE BASED ON METAL AND CARBON COMPOSITE - Google Patents
CHISEL STRUCTURE BASED ON METAL AND CARBON COMPOSITE Download PDFInfo
- Publication number
- RU2010154503A RU2010154503A RU2010154503/03A RU2010154503A RU2010154503A RU 2010154503 A RU2010154503 A RU 2010154503A RU 2010154503/03 A RU2010154503/03 A RU 2010154503/03A RU 2010154503 A RU2010154503 A RU 2010154503A RU 2010154503 A RU2010154503 A RU 2010154503A
- Authority
- RU
- Russia
- Prior art keywords
- based alloys
- sintered
- drill bit
- cobalt
- alloys
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
- 229910052799 carbon Inorganic materials 0.000 title 1
- 239000002131 composite material Substances 0.000 title 1
- 229910045601 alloy Inorganic materials 0.000 claims abstract 39
- 239000000956 alloy Substances 0.000 claims abstract 39
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract 24
- 239000000843 powder Substances 0.000 claims abstract 16
- 229910052759 nickel Inorganic materials 0.000 claims abstract 15
- 238000000034 method Methods 0.000 claims abstract 13
- 239000000463 material Substances 0.000 claims abstract 11
- 239000002245 particle Substances 0.000 claims abstract 10
- 229910000531 Co alloy Inorganic materials 0.000 claims abstract 9
- 229910052742 iron Inorganic materials 0.000 claims abstract 9
- 239000011159 matrix material Substances 0.000 claims abstract 7
- 229910017052 cobalt Inorganic materials 0.000 claims abstract 6
- 239000010941 cobalt Substances 0.000 claims abstract 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract 6
- 239000010936 titanium Substances 0.000 claims abstract 6
- 229910052719 titanium Inorganic materials 0.000 claims abstract 6
- 239000007787 solid Substances 0.000 claims abstract 5
- 229910052580 B4C Inorganic materials 0.000 claims abstract 4
- 229910052582 BN Inorganic materials 0.000 claims abstract 4
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract 4
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910052802 copper Inorganic materials 0.000 claims abstract 4
- 239000010949 copper Substances 0.000 claims abstract 4
- 229910003460 diamond Inorganic materials 0.000 claims abstract 4
- 239000010432 diamond Substances 0.000 claims abstract 4
- 229910052749 magnesium Inorganic materials 0.000 claims abstract 4
- 239000011777 magnesium Substances 0.000 claims abstract 4
- 229910000640 Fe alloy Inorganic materials 0.000 claims abstract 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract 2
- 238000005553 drilling Methods 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims abstract 2
- 239000010959 steel Substances 0.000 claims abstract 2
- 229910052804 chromium Inorganic materials 0.000 claims 3
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims 3
- 229910052735 hafnium Inorganic materials 0.000 claims 3
- 150000001247 metal acetylides Chemical class 0.000 claims 3
- 229910052758 niobium Inorganic materials 0.000 claims 3
- 238000005245 sintering Methods 0.000 claims 3
- 229910052721 tungsten Inorganic materials 0.000 claims 3
- 229910052720 vanadium Inorganic materials 0.000 claims 3
- 229910052726 zirconium Inorganic materials 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000003754 machining Methods 0.000 claims 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims 2
- ZGDWHDKHJKZZIQ-UHFFFAOYSA-N cobalt nickel Chemical compound [Co].[Ni].[Ni].[Ni] ZGDWHDKHJKZZIQ-UHFFFAOYSA-N 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
Classifications
-
- 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
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
- E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/062—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools involving the connection or repairing of preformed parts
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
- C22C29/10—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on titanium carbide
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/14—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on borides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/16—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on nitrides
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/002—Tools other than cutting tools
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/17—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by forging
- B22F3/172—Continuous compaction, e.g. rotary hammering
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mining & Mineral Resources (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Composite Materials (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Powder Metallurgy (AREA)
- Drilling Tools (AREA)
- Earth Drilling (AREA)
Abstract
1. Способ формирования корпуса бурового долота для роторного бурения, отличающийся тем, что при его осуществлении: ! подготавливают корпус бурового долота, ! прессуют порошковую смесь для формирования не спеченного порошкового компонента, ! по меньшей мере частично спекают не спеченный порошковый компонент, ! формируют конечную спеченную конструкцию, имеющую конечную плотность, используя не спеченный порошковый компонент, при этом формируют в конечной спеченной конструкции по меньшей мере одно гнездо для резца, и ! прикрепляют конечную спеченную конструкцию к части корпуса бурового долота после формирования конечной спеченной конструкции. ! 2. Способ по п.1, в котором конечная спеченная конструкция включает оболочку для бурового долота или сегмент для прикрепления к лопасти бурового долота. ! 3. Способ по п.1, в котором формируют корпус бурового долота с включением в него первого материала, содержащего сталь или ее сплав, и формируют не спеченный порошковый компонент с включением в него второго материала, отличающегося от первого материала. ! 4. Способ по п.1, в котором формируют не спеченный порошковый компонент с включением в него: ! множества частиц, содержащих матричный материал, выбираемый из группы, состоящей из сплавов на основе кобальта, сплавов на основе железа, сплавов на основе никеля, сплавов на основе кобальта и никеля, сплавов на основе железа и никеля, сплавов на основе железа и кобальта, сплавов на основе алюминия, сплавов на основе меди, сплавов на основе магния, сплавов на основе титана, и ! множества твердых частиц, выбираемых из группы, состоящей из алмаза, карбида бора, нитрида бора, нитрида ал 1. A method of forming a body of a drill bit for rotary drilling, characterized in that during its implementation:! prepare the drill bit body,! compress the powder mixture to form an unsintered powder component,! the unsintered powder component is at least partially sintered,! forming a final sintered structure having a final density using the unsintered powder component, while forming at least one cutter seat in the final sintered structure, and! attaching the final sintered structure to a portion of the drill bit body after forming the final sintered structure. ! 2. The method of claim 1, wherein the final sintered structure includes a drill bit shell or segment for attachment to a drill bit blade. ! 3. The method according to claim 1, wherein the body of the drill bit is formed with the inclusion of a first material containing steel or its alloy, and the unsintered powder component is formed with the inclusion of a second material different from the first material. ! 4. The method according to claim 1, in which the unsintered powder component is formed with the inclusion of:! a plurality of particles containing a matrix material selected from the group consisting of cobalt based alloys, iron based alloys, nickel based alloys, cobalt and nickel based alloys, iron and nickel based alloys, iron and cobalt based alloys, alloys based on aluminum, copper based alloys, magnesium based alloys, titanium based alloys, and! a plurality of solid particles selected from the group consisting of diamond, boron carbide, boron nitride, al
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/136,456 | 2008-06-10 | ||
US12/136,456 US20090301788A1 (en) | 2008-06-10 | 2008-06-10 | Composite metal, cemented carbide bit construction |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2010154503A true RU2010154503A (en) | 2012-07-20 |
Family
ID=41399264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2010154503/03A RU2010154503A (en) | 2008-06-10 | 2009-06-10 | CHISEL STRUCTURE BASED ON METAL AND CARBON COMPOSITE |
Country Status (4)
Country | Link |
---|---|
US (1) | US20090301788A1 (en) |
EP (1) | EP2307659A4 (en) |
RU (1) | RU2010154503A (en) |
WO (1) | WO2009152194A2 (en) |
Families Citing this family (35)
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US9428822B2 (en) | 2004-04-28 | 2016-08-30 | Baker Hughes Incorporated | Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components |
US20050211475A1 (en) | 2004-04-28 | 2005-09-29 | Mirchandani Prakash K | Earth-boring bits |
US8637127B2 (en) | 2005-06-27 | 2014-01-28 | Kennametal Inc. | Composite article with coolant channels and tool fabrication method |
US7687156B2 (en) | 2005-08-18 | 2010-03-30 | Tdy Industries, Inc. | Composite cutting inserts and methods of making the same |
EP2327856B1 (en) | 2006-04-27 | 2016-06-08 | Kennametal Inc. | Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods |
WO2008051588A2 (en) | 2006-10-25 | 2008-05-02 | Tdy Industries, Inc. | Articles having improved resistance to thermal cracking |
US8790439B2 (en) | 2008-06-02 | 2014-07-29 | Kennametal Inc. | Composite sintered powder metal articles |
US8261632B2 (en) * | 2008-07-09 | 2012-09-11 | Baker Hughes Incorporated | Methods of forming earth-boring drill bits |
US20100192475A1 (en) * | 2008-08-21 | 2010-08-05 | Stevens John H | Method of making an earth-boring metal matrix rotary drill bit |
US8025112B2 (en) | 2008-08-22 | 2011-09-27 | Tdy Industries, Inc. | Earth-boring bits and other parts including cemented carbide |
US8272816B2 (en) | 2009-05-12 | 2012-09-25 | TDY Industries, LLC | Composite cemented carbide rotary cutting tools and rotary cutting tool blanks |
US8201610B2 (en) | 2009-06-05 | 2012-06-19 | Baker Hughes Incorporated | Methods for manufacturing downhole tools and downhole tool parts |
US8308096B2 (en) | 2009-07-14 | 2012-11-13 | TDY Industries, LLC | Reinforced roll and method of making same |
US9643236B2 (en) | 2009-11-11 | 2017-05-09 | Landis Solutions Llc | Thread rolling die and method of making same |
WO2011139519A2 (en) * | 2010-04-28 | 2011-11-10 | Baker Hughes Incorporated | Earth-boring tools and methods of forming earth-boring tools |
RU2012155101A (en) * | 2010-05-20 | 2014-06-27 | Бейкер Хьюз Инкорпорейтед | WAYS OF FORMING AT LEAST PART OF A DRILLING TOOL |
CA2799911A1 (en) | 2010-05-20 | 2011-11-24 | Baker Hughes Incorporated | Methods of forming at least a portion of earth-boring tools, and articles formed by such methods |
WO2011146752A2 (en) | 2010-05-20 | 2011-11-24 | Baker Hughes Incorporated | Methods of forming at least a portion of earth-boring tools, and articles formed by such methods |
GB2490299B (en) * | 2010-11-29 | 2018-05-23 | Halliburton Energy Services Inc | Mold assemblies including a mold insertable in a container |
GB2490087B (en) | 2010-11-29 | 2016-04-27 | Halliburton Energy Services Inc | Forming objects by infiltrating a printed matrix |
GB2485848B (en) | 2010-11-29 | 2018-07-11 | Halliburton Energy Services Inc | Improvements in heat flow control for molding downhole equipment |
US8800848B2 (en) | 2011-08-31 | 2014-08-12 | Kennametal Inc. | Methods of forming wear resistant layers on metallic surfaces |
US9016406B2 (en) | 2011-09-22 | 2015-04-28 | Kennametal Inc. | Cutting inserts for earth-boring bits |
RU2602852C2 (en) * | 2011-10-14 | 2016-11-20 | Варел Интернэшнл Инд., Л.П. | Use of tubular rod made of tungsten carbide for reinforcing of polycrystalline diamond composite matrix |
WO2013062992A1 (en) | 2011-10-24 | 2013-05-02 | Diamond Innovations, Inc. | Method of joining two components to ensure axial and angular alignment therebetween by using a plurality of elongated elements |
US9328581B2 (en) * | 2012-02-22 | 2016-05-03 | Frank Clarence PITTMAN | Thru-tubing mill |
US10201890B1 (en) | 2014-03-10 | 2019-02-12 | Tkw, Llc | Sintered metal carbide containing diamond particles and induction heating method of making same |
US10064702B2 (en) * | 2014-04-17 | 2018-09-04 | Inland Diamond Products Company | Vacuum brazed diamond dental burr made using synthetic diamond |
CN104858414A (en) * | 2015-04-08 | 2015-08-26 | 中国有色桂林矿产地质研究院有限公司 | Diamond drill bit matrix powder suitable for deep well drilling condition and drill bit |
US10662716B2 (en) * | 2017-10-06 | 2020-05-26 | Kennametal Inc. | Thin-walled earth boring tools and methods of making the same |
US11998987B2 (en) | 2017-12-05 | 2024-06-04 | Kennametal Inc. | Additive manufacturing techniques and applications thereof |
CN113573828B (en) | 2019-03-25 | 2024-03-01 | 肯纳金属公司 | Additive manufacturing technology and application thereof |
US20240011358A1 (en) * | 2020-08-27 | 2024-01-11 | Schlumberger Technology Corporation | Blade cover |
CN114150176A (en) * | 2021-12-02 | 2022-03-08 | 常州市博斯特精密机械有限公司 | Drill bit production process with good impact resistance |
CN115055927B (en) * | 2022-07-01 | 2024-02-09 | 吉安富奇精密制造有限公司 | Preparation method of high-strength high-temperature-resistant numerical control drill bit |
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-
2008
- 2008-06-10 US US12/136,456 patent/US20090301788A1/en not_active Abandoned
-
2009
- 2009-06-10 EP EP09763484.4A patent/EP2307659A4/en not_active Withdrawn
- 2009-06-10 WO PCT/US2009/046810 patent/WO2009152194A2/en active Application Filing
- 2009-06-10 RU RU2010154503/03A patent/RU2010154503A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2009152194A3 (en) | 2010-03-25 |
WO2009152194A4 (en) | 2010-05-14 |
EP2307659A2 (en) | 2011-04-13 |
US20090301788A1 (en) | 2009-12-10 |
WO2009152194A2 (en) | 2009-12-17 |
EP2307659A4 (en) | 2013-08-07 |
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Legal Events
Date | Code | Title | Description |
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FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20131202 |