BRPI1014619A2 - blocos de suporte para brocas de perfuração, montagens de broca de perfuração incluindo blocos de suporte e métodos relacionados - Google Patents

blocos de suporte para brocas de perfuração, montagens de broca de perfuração incluindo blocos de suporte e métodos relacionados

Info

Publication number
BRPI1014619A2
BRPI1014619A2 BRPI1014619A BRPI1014619A BRPI1014619A2 BR PI1014619 A2 BRPI1014619 A2 BR PI1014619A2 BR PI1014619 A BRPI1014619 A BR PI1014619A BR PI1014619 A BRPI1014619 A BR PI1014619A BR PI1014619 A2 BRPI1014619 A2 BR PI1014619A2
Authority
BR
Brazil
Prior art keywords
support blocks
related methods
assemblies including
drill
drill bit
Prior art date
Application number
BRPI1014619A
Other languages
English (en)
Inventor
Chad Beuershausen
Michael S Damschen
Thorsten Schwefe
Original Assignee
Baker Hughes Inc
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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of BRPI1014619A2 publication Critical patent/BRPI1014619A2/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
BRPI1014619A 2009-04-30 2010-04-26 blocos de suporte para brocas de perfuração, montagens de broca de perfuração incluindo blocos de suporte e métodos relacionados BRPI1014619A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17441209P 2009-04-30 2009-04-30
PCT/US2010/032370 WO2010126817A2 (en) 2009-04-30 2010-04-26 Bearing blocks for drill bits, drill bit assemblies including bearing blocks and related methods

Publications (1)

Publication Number Publication Date
BRPI1014619A2 true BRPI1014619A2 (pt) 2016-04-05

Family

ID=43029563

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014619A BRPI1014619A2 (pt) 2009-04-30 2010-04-26 blocos de suporte para brocas de perfuração, montagens de broca de perfuração incluindo blocos de suporte e métodos relacionados

Country Status (4)

Country Link
US (1) US20100276200A1 (pt)
EP (1) EP2425089A4 (pt)
BR (1) BRPI1014619A2 (pt)
WO (1) WO2010126817A2 (pt)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6460631B2 (en) 1999-08-26 2002-10-08 Baker Hughes Incorporated Drill bits with reduced exposure of cutters
US8141665B2 (en) 2005-12-14 2012-03-27 Baker Hughes Incorporated Drill bits with bearing elements for reducing exposure of cutters
US7814997B2 (en) 2007-06-14 2010-10-19 Baker Hughes Incorporated Interchangeable bearing blocks for drill bits, and drill bits including same
GB2466466B (en) * 2008-12-22 2013-06-19 Cutting & Wear Resistant Dev Wear piece element and method of construction
US9683415B2 (en) 2008-12-22 2017-06-20 Cutting & Wear Resistant Developments Limited Hard-faced surface and a wear piece element
GB2503826B (en) * 2009-07-01 2014-02-26 Smith International Stabilizing members for fixed cutter drill bit
US9309723B2 (en) 2009-10-05 2016-04-12 Baker Hughes Incorporated Drill bits and tools for subterranean drilling, methods of manufacturing such drill bits and tools and methods of directional and off center drilling
US8439137B1 (en) 2010-01-15 2013-05-14 Us Synthetic Corporation Superabrasive compact including at least one braze layer thereon, in-process drill bit assembly including same, and method of manufacture
SA111320374B1 (ar) 2010-04-14 2015-08-10 بيكر هوغيس انكوبوريتد طريقة تشكيل الماسة متعدد البلورات من الماس المستخرج بحجم النانو
CN102933785B (zh) 2010-04-23 2016-01-13 贝克休斯公司 钻地工具的切削元件、包括这种切削元件的钻地工具以及相关的方法
RU2013120910A (ru) 2010-10-08 2014-11-20 Бейкер Хьюз Инкорпорейтед Композиционные материалы, включающие наночастицы; буровые инструменты и элементы, включающие такие композиционные материалы; поликристаллические материалы, включающие наночастицы, а также способы их изготовления
US9650837B2 (en) 2011-04-22 2017-05-16 Baker Hughes Incorporated Multi-chamfer cutting elements having a shaped cutting face and earth-boring tools including such cutting elements
US9482057B2 (en) 2011-09-16 2016-11-01 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods
US9103174B2 (en) 2011-04-22 2015-08-11 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements and related methods
US8991525B2 (en) 2012-05-01 2015-03-31 Baker Hughes Incorporated Earth-boring tools having cutting elements with cutting faces exhibiting multiple coefficients of friction, and related methods
US9243452B2 (en) 2011-04-22 2016-01-26 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
US9428966B2 (en) 2012-05-01 2016-08-30 Baker Hughes Incorporated Cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
US9097065B2 (en) 2011-09-30 2015-08-04 Baker Hughes Incorporated Drill bit design for mitigation of stick slip
CN104508229B (zh) * 2012-06-22 2017-08-08 威达国际工业有限合伙公司 修复磨损或侵蚀的pdc切割器的方法、由此修复的切割器以及修复的pdc切割器在钻头或其他工具中的应用
US9140072B2 (en) 2013-02-28 2015-09-22 Baker Hughes Incorporated Cutting elements including non-planar interfaces, earth-boring tools including such cutting elements, and methods of forming cutting elements
CN103603605B (zh) * 2013-11-21 2016-04-20 西南石油大学 流道表面具有贯通凹坑的抗泥包pdc钻头
US20150330153A1 (en) * 2014-05-13 2015-11-19 Baker Hughes Incorporated Earth-boring tools including bearing element assemblies, and related methods
US9359826B2 (en) 2014-05-07 2016-06-07 Baker Hughes Incorporated Formation-engaging structures having retention features, earth-boring tools including such structures, and related methods
US10502001B2 (en) 2014-05-07 2019-12-10 Baker Hughes, A Ge Company, Llc Earth-boring tools carrying formation-engaging structures
WO2015195243A1 (en) 2014-06-18 2015-12-23 Halliburton Energy Services, Inc. Rolling element assemblies
US10173300B1 (en) * 2014-10-06 2019-01-08 Us Synthetic Corporation Polycrystalline diamond compact, drill bit incorporating same, and methods of manufacture
WO2016209238A1 (en) * 2015-06-25 2016-12-29 Halliburton Energy Services, Inc. Hardfacing metal parts
US10107040B2 (en) 2015-09-23 2018-10-23 Baker Hughes, A Ge Company, Llc Earth-boring tool having back up cutting elements with flat surfaces formed therein and related methods
WO2017218000A1 (en) 2016-06-17 2017-12-21 Halliburton Energy Services, Inc. Rolling element with half lock
US10760342B2 (en) 2016-10-05 2020-09-01 Halliburton Energy Services, Inc. Rolling element assembly with a compliant retainer
US10458189B2 (en) 2017-01-27 2019-10-29 Baker Hughes, A Ge Company, Llc Earth-boring tools utilizing selective placement of polished and non-polished cutting elements, and related methods
GB2573236B (en) 2017-02-02 2022-03-23 Nat Oilwell Dht Lp Drill bit inserts and drill bits including same
US10480254B2 (en) 2017-07-06 2019-11-19 Baker Hughes, A Ge Company, Llc Drill bits having tailored depth of cut control features and related methods
WO2019067998A1 (en) 2017-09-29 2019-04-04 Baker Hughes, A Ge Company, Llc DRILLING TOOLS HAVING A SELECTIVELY ADAPTED GAUGE REGION FOR REDUCED HINGED TRAPPAN MOVEMENT AND DRILLING METHOD THEREFOR
US10697248B2 (en) 2017-10-04 2020-06-30 Baker Hughes, A Ge Company, Llc Earth-boring tools and related methods
US10954721B2 (en) 2018-06-11 2021-03-23 Baker Hughes Holdings Llc Earth-boring tools and related methods
US11035407B2 (en) 2018-07-30 2021-06-15 XR Downhole, LLC Material treatments for diamond-on-diamond reactive material bearing engagements
US11054000B2 (en) 2018-07-30 2021-07-06 Pi Tech Innovations Llc Polycrystalline diamond power transmission surfaces
US10465775B1 (en) 2018-07-30 2019-11-05 XR Downhole, LLC Cam follower with polycrystalline diamond engagement element
US11187040B2 (en) 2018-07-30 2021-11-30 XR Downhole, LLC Downhole drilling tool with a polycrystalline diamond bearing
US11371556B2 (en) 2018-07-30 2022-06-28 Xr Reserve Llc Polycrystalline diamond linear bearings
US10738821B2 (en) 2018-07-30 2020-08-11 XR Downhole, LLC Polycrystalline diamond radial bearing
US11286985B2 (en) 2018-07-30 2022-03-29 Xr Downhole Llc Polycrystalline diamond bearings for rotating machinery with compliance
US11014759B2 (en) 2018-07-30 2021-05-25 XR Downhole, LLC Roller ball assembly with superhard elements
US11603715B2 (en) 2018-08-02 2023-03-14 Xr Reserve Llc Sucker rod couplings and tool joints with polycrystalline diamond elements
CA3107538A1 (en) * 2018-08-02 2020-02-06 XR Downhole, LLC Polycrystalline diamond tubular protection
US11614126B2 (en) 2020-05-29 2023-03-28 Pi Tech Innovations Llc Joints with diamond bearing surfaces
CN116390698A (zh) 2020-11-09 2023-07-04 圆周率科技创新有限公司 用于与金属表面滑动接合的连续金刚石表面轴承

Family Cites Families (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563515A (en) * 1951-08-07 Drill stem telescope joint
US1805678A (en) * 1926-09-27 1931-05-19 Eggleston Drilling Corp Self-seating device for drilling bits
US1923487A (en) * 1931-10-05 1933-08-22 Globe Oil Tools Co Well drilling bit
US2198849A (en) * 1938-06-09 1940-04-30 Reuben L Waxler Drill
US2624549A (en) * 1947-03-24 1953-01-06 Oakie G Wallace Method and means of rotary drilling
US2684835A (en) * 1950-07-26 1954-07-27 Standard Oil Dev Co Apparatus for drilling well boreholes
US2776817A (en) * 1952-07-21 1957-01-08 Shell Dev Drilling apparatus
US3058535A (en) * 1959-10-28 1962-10-16 Edward B Williams Iii Rotary drill bit
US3153458A (en) * 1962-10-08 1964-10-20 Drilling & Service Inc Blade-type drill bit
US3303894A (en) * 1964-03-27 1967-02-14 Justin A Varney Means and method for controlling thrust or weight on drilling tool
US3308896A (en) * 1964-08-20 1967-03-14 Homer I Henderson Drilling bit
US3536150A (en) * 1968-09-05 1970-10-27 Frank E Stebley Rotary-percussion drill bit
US3709308A (en) * 1970-12-02 1973-01-09 Christensen Diamond Prod Co Diamond drill bits
US3779323A (en) * 1972-04-27 1973-12-18 Ingersoll Rand Co Earth cutter mounting means
US3938599A (en) * 1974-03-27 1976-02-17 Hycalog, Inc. Rotary drill bit
US3915246A (en) * 1974-05-16 1975-10-28 Adel E Sheshtawy Rotary drilling bit
US4006788A (en) * 1975-06-11 1977-02-08 Smith International, Inc. Diamond cutter rock bit with penetration limiting
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
US4176723A (en) * 1977-11-11 1979-12-04 DTL, Incorporated Diamond drill bit
US4351401A (en) * 1978-06-08 1982-09-28 Christensen, Inc. Earth-boring drill bits
US4253533A (en) * 1979-11-05 1981-03-03 Smith International, Inc. Variable wear pad for crossflow drag bit
US4386669A (en) * 1980-12-08 1983-06-07 Evans Robert F Drill bit with yielding support and force applying structure for abrasion cutting elements
US4512426A (en) * 1983-04-11 1985-04-23 Christensen, Inc. Rotating bits including a plurality of types of preferential cutting elements
US4499958A (en) * 1983-04-29 1985-02-19 Strata Bit Corporation Drag blade bit with diamond cutting elements
US4554986A (en) * 1983-07-05 1985-11-26 Reed Rock Bit Company Rotary drill bit having drag cutting elements
US4991670A (en) * 1984-07-19 1991-02-12 Reed Tool Company, Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
GB8418481D0 (en) * 1984-07-19 1984-08-22 Nl Petroleum Prod Rotary drill bits
US4889017A (en) * 1984-07-19 1989-12-26 Reed Tool Co., Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
US4763737A (en) * 1986-08-11 1988-08-16 Dieter Hellnick Downhole cutter
US4815342A (en) * 1987-12-15 1989-03-28 Amoco Corporation Method for modeling and building drill bits
GB2218131B (en) * 1988-05-06 1992-03-25 Reed Tool Co Improvements in or relating to rotary drill bits
US4981184A (en) * 1988-11-21 1991-01-01 Smith International, Inc. Diamond drag bit for soft formations
CA1333282C (en) * 1989-02-21 1994-11-29 J. Ford Brett Imbalance compensated drill bit
US5042596A (en) * 1989-02-21 1991-08-27 Amoco Corporation Imbalance compensated drill bit
US5010789A (en) * 1989-02-21 1991-04-30 Amoco Corporation Method of making imbalanced compensated drill bit
US4932484A (en) * 1989-04-10 1990-06-12 Amoco Corporation Whirl resistant bit
US4982802A (en) * 1989-11-22 1991-01-08 Amoco Corporation Method for stabilizing a rotary drill string and drill bit
US5033560A (en) * 1990-07-24 1991-07-23 Dresser Industries, Inc. Drill bit with decreasing diameter cutters
US5111892A (en) * 1990-10-03 1992-05-12 Sinor L Allen Imbalance compensated drill bit with hydrostatic bearing
GB2252574B (en) * 1991-02-01 1995-01-18 Reed Tool Co Rotary drill bits and methods of designing such drill bits
US5090492A (en) * 1991-02-12 1992-02-25 Dresser Industries, Inc. Drill bit with vibration stabilizers
FI91552C (fi) * 1991-03-25 1994-07-11 Valto Ilomaeki Poraava laite ja sen etenemisen säätömenetelmä
US5199511A (en) * 1991-09-16 1993-04-06 Baker-Hughes, Incorporated Drill bit and method for reducing formation fluid invasion and for improved drilling in plastic formations
US5244039A (en) * 1991-10-31 1993-09-14 Camco Drilling Group Ltd. Rotary drill bits
US5265685A (en) * 1991-12-30 1993-11-30 Dresser Industries, Inc. Drill bit with improved insert cutter pattern
US5314033A (en) * 1992-02-18 1994-05-24 Baker Hughes Incorporated Drill bit having combined positive and negative or neutral rake cutters
EP0569663A1 (en) * 1992-05-15 1993-11-18 Baker Hughes Incorporated Improved anti-whirl drill bit
US5437343A (en) * 1992-06-05 1995-08-01 Baker Hughes Incorporated Diamond cutters having modified cutting edge geometry and drill bit mounting arrangement therefor
US5303785A (en) * 1992-08-25 1994-04-19 Smith International, Inc. Diamond back-up for PDC cutters
US5558170A (en) * 1992-12-23 1996-09-24 Baroid Technology, Inc. Method and apparatus for improving drill bit stability
GB9314954D0 (en) * 1993-07-16 1993-09-01 Camco Drilling Group Ltd Improvements in or relating to torary drill bits
US5447208A (en) * 1993-11-22 1995-09-05 Baker Hughes Incorporated Superhard cutting element having reduced surface roughness and method of modifying
US5402856A (en) * 1993-12-21 1995-04-04 Amoco Corporation Anti-whirl underreamer
US5505273A (en) * 1994-01-24 1996-04-09 Smith International, Inc. Compound diamond cutter
US5433280A (en) * 1994-03-16 1995-07-18 Baker Hughes Incorporated Fabrication method for rotary bits and bit components and bits and components produced thereby
US6209420B1 (en) * 1994-03-16 2001-04-03 Baker Hughes Incorporated Method of manufacturing bits, bit components and other articles of manufacture
US6073518A (en) * 1996-09-24 2000-06-13 Baker Hughes Incorporated Bit manufacturing method
US5839329A (en) * 1994-03-16 1998-11-24 Baker Hughes Incorporated Method for infiltrating preformed components and component assemblies
US5595252A (en) * 1994-07-28 1997-01-21 Flowdril Corporation Fixed-cutter drill bit assembly and method
US5549171A (en) * 1994-08-10 1996-08-27 Smith International, Inc. Drill bit with performance-improving cutting structure
GB9421924D0 (en) * 1994-11-01 1994-12-21 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
US5663512A (en) * 1994-11-21 1997-09-02 Baker Hughes Inc. Hardfacing composition for earth-boring bits
US5582258A (en) * 1995-02-28 1996-12-10 Baker Hughes Inc. Earth boring drill bit with chip breaker
GB2298665B (en) * 1995-03-08 1998-11-04 Camco Drilling Group Ltd Improvements in or relating to cutter assemblies for rotary drill bits
FR2734315B1 (fr) * 1995-05-15 1997-07-04 Inst Francais Du Petrole Methode de determination des conditions de forage comportant un modele de foration
US5607025A (en) * 1995-06-05 1997-03-04 Smith International, Inc. Drill bit and cutting structure having enhanced placement and sizing of cutters for improved bit stabilization
US5738178A (en) * 1995-11-17 1998-04-14 Baker Hughes Incorporated Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation
US5937958A (en) * 1997-02-19 1999-08-17 Smith International, Inc. Drill bits with predictable walk tendencies
GB9708428D0 (en) * 1997-04-26 1997-06-18 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
GB9712342D0 (en) * 1997-06-14 1997-08-13 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
US6321862B1 (en) * 1997-09-08 2001-11-27 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability
US6230828B1 (en) * 1997-09-08 2001-05-15 Baker Hughes Incorporated Rotary drilling bits for directional drilling exhibiting variable weight-on-bit dependent cutting characteristics
GB2339810B (en) * 1998-07-14 2002-05-22 Camco Internat A method of determining characteristics of a rotary drag-type drill bit
US6200514B1 (en) * 1999-02-09 2001-03-13 Baker Hughes Incorporated Process of making a bit body and mold therefor
US6298930B1 (en) * 1999-08-26 2001-10-09 Baker Hughes Incorporated Drill bits with controlled cutter loading and depth of cut
US6460631B2 (en) * 1999-08-26 2002-10-08 Baker Hughes Incorporated Drill bits with reduced exposure of cutters
US6575256B1 (en) * 2000-01-11 2003-06-10 Baker Hughes Incorporated Drill bit with lateral movement mitigation and method of subterranean drilling
US6427792B1 (en) * 2000-07-06 2002-08-06 Camco International (Uk) Limited Active gauge cutting structure for earth boring drill bits
US6450271B1 (en) * 2000-07-21 2002-09-17 Baker Hughes Incorporated Surface modifications for rotary drill bits
US6408958B1 (en) * 2000-10-23 2002-06-25 Baker Hughes Incorporated Superabrasive cutting assemblies including cutters of varying orientations and drill bits so equipped
US6823952B1 (en) * 2000-10-26 2004-11-30 Smith International, Inc. Structure for polycrystalline diamond insert drill bit body
US6568492B2 (en) * 2001-03-02 2003-05-27 Varel International, Inc. Drag-type casing mill/drill bit
US6659199B2 (en) * 2001-08-13 2003-12-09 Baker Hughes Incorporated Bearing elements for drill bits, drill bits so equipped, and method of drilling
US6883623B2 (en) * 2002-10-09 2005-04-26 Baker Hughes Incorporated Earth boring apparatus and method offering improved gage trimmer protection
US6904983B2 (en) * 2003-01-30 2005-06-14 Varel International, Ltd. Low-contact area cutting element
US20040244540A1 (en) * 2003-06-05 2004-12-09 Oldham Thomas W. Drill bit body with multiple binders
US20040245024A1 (en) * 2003-06-05 2004-12-09 Kembaiyan Kumar T. Bit body formed of multiple matrix materials and method for making the same
US7625521B2 (en) * 2003-06-05 2009-12-01 Smith International, Inc. Bonding of cutters in drill bits
US20050230150A1 (en) * 2003-08-28 2005-10-20 Smith International, Inc. Coated diamonds for use in impregnated diamond bits
US20050211475A1 (en) * 2004-04-28 2005-09-29 Mirchandani Prakash K Earth-boring bits
US7308957B2 (en) * 2005-01-18 2007-12-18 Smith International, Inc. Fixed-head bit with stabilizing features
US8141665B2 (en) * 2005-12-14 2012-03-27 Baker Hughes Incorporated Drill bits with bearing elements for reducing exposure of cutters
US7814997B2 (en) * 2007-06-14 2010-10-19 Baker Hughes Incorporated Interchangeable bearing blocks for drill bits, and drill bits including same

Also Published As

Publication number Publication date
US20100276200A1 (en) 2010-11-04
WO2010126817A4 (en) 2011-04-21
WO2010126817A3 (en) 2011-03-03
WO2010126817A2 (en) 2010-11-04
EP2425089A2 (en) 2012-03-07
EP2425089A4 (en) 2014-06-04

Similar Documents

Publication Publication Date Title
BRPI1014619A2 (pt) blocos de suporte para brocas de perfuração, montagens de broca de perfuração incluindo blocos de suporte e métodos relacionados
BRPI0911053A2 (pt) broca de perfuração para amostragem de núcleo, e, método para perfurar
BRPI1013352A8 (pt) métodos e aparelhos para estimar condição de broca de perfuração
BR112012002302A2 (pt) broca de perfuração impregnada, sistema de perfuração, método para formar uma broca de perfuração impregnada, e, método de perfuração
BRPI0915004A2 (pt) aparelho de perfuração direcional e método para perfuração
BR112012001196A2 (pt) métodos para perfurar orifícios de poços offshore
BRPI1014429A2 (pt) broca de perfuracao, e, metodo para formar uma broca de perfuracao
BRPI0923918A2 (pt) métodos de infiltração para a formação de brocas de perfuração
BRPI1011892A2 (pt) broca de perfuração, ferramenta de perfuração, método para formar uma broca de perfuração, e, sistema de perfuração.
FI20085631A (fi) Kallionporausyksikkö, porakruunun vaihdin, sekä menetelmä porakruunun vaihtamiseksi
BRPI1011895A2 (pt) conjuntos de broca de perfuração e de perfuração, e, métodos para avaliar uma formação durante uma operação de perfuração e para fabricar uma broca de perfuração
BRPI0817770A2 (pt) Métodos e aparelho para a remoção de artefatos para a escalabilidade de profundidade em bits
BRPI1008897A2 (pt) método, aparelho e sistema para avaliar desempenho de perfuração de furo de poço
GB2503826B (en) Stabilizing members for fixed cutter drill bit
EP2370658A4 (en) DRILLING TIP WITH TROCAR TIP
EP2352896A4 (en) METHOD FOR MONITORING THE WEAR OF KNIFE THREAD BLADES
BRPI1105779A2 (pt) método, aparelho e sistema para trnsmissão de informação de bits
BRPI1007764A2 (pt) ferramenta de perfuração, e, método para operar uma perfuração furo abaixo
GB2491749B (en) Methods of manufacturing drill bits
BR112013012595A2 (pt) broca de perfuração
BRPI0914249A2 (pt) estrutura de suporte para equipamento de perfuração de amostra geológica, e, método para localizar equipamento de perfuração de amostra geológica para utilização.
BRPI1015240A2 (pt) brocas e ferramentas de perfuração para perfuração subterrânea, métodos de fabricação de tais brocas e ferramentas de perfuração e métodos de perfuração fora de centro
PL2142749T3 (pl) Głowica wiertnicza do wiercenia szybów i związany z tym sposób wiercenia
BRPI0917638A2 (pt) broca de perfuração de testemunhagem.
ZA201106320B (en) Method for manipulating rodlike pieces,centralizer and rock drilling unit

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2385 DE 20-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.