RU2004137057A - CORE DRILLING TOOL WITH A RETAINING DEVICE (OPTION) AND CORRECTION METHOD (OPTIONS) - Google Patents

CORE DRILLING TOOL WITH A RETAINING DEVICE (OPTION) AND CORRECTION METHOD (OPTIONS) Download PDF

Info

Publication number
RU2004137057A
RU2004137057A RU2004137057/03A RU2004137057A RU2004137057A RU 2004137057 A RU2004137057 A RU 2004137057A RU 2004137057/03 A RU2004137057/03 A RU 2004137057/03A RU 2004137057 A RU2004137057 A RU 2004137057A RU 2004137057 A RU2004137057 A RU 2004137057A
Authority
RU
Russia
Prior art keywords
inner sleeve
tool according
tool
core
petals
Prior art date
Application number
RU2004137057/03A
Other languages
Russian (ru)
Inventor
Леннокс Э Мл РЕЙД (US)
Леннокс Э Мл РЕЙД
Рашель ЛАВОР (US)
Рашель ЛАВОР
Дин ЛОПП (US)
Дин ЛОПП
Original Assignee
Шлюмбергер Текнолоджи Бв (Nl)
Шлюмбергер Текнолоджи Бв
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 Шлюмбергер Текнолоджи Бв (Nl), Шлюмбергер Текнолоджи Бв filed Critical Шлюмбергер Текнолоджи Бв (Nl)
Publication of RU2004137057A publication Critical patent/RU2004137057A/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/02Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil
    • E21B49/06Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by mechanically taking samples of the soil using side-wall drilling tools pressing or scrapers
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B25/00Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/06Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver having a flexible liner or inflatable retaining means

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Soil Sciences (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)

Claims (37)

1. Колонковый буровой инструмент с боковым отбором керна, содержащий тело инструмента, полый колонковый вал, проходящий от тела инструмента, режущий элемент, расположенный на удаленном конце полого колонкового вала, и удерживающий элемент, сегментированный на множество лепестков и расположенный в полом колонковом валу.1. Core drilling tool with side coring, containing the body of the tool, a hollow core shaft extending from the body of the tool, a cutting element located at the remote end of the hollow core shaft, and a holding element segmented into many petals and located in the hollow core shaft. 2. Инструмент по п.1, дополнительно содержащий внутреннюю втулку, расположенную внутри полого колонкового вала и соединенную с удерживающим элементом.2. The tool according to claim 1, additionally containing an inner sleeve located inside the hollow core shaft and connected to the holding element. 3. Инструмент по п.2, в котором удерживающий элемент размещен вблизи удаленного конца внутренней втулки.3. The tool according to claim 2, in which the holding element is located near the remote end of the inner sleeve. 4. Инструмент по п.2, в котором внутренняя втулка представляет собой невращающуюся втулку.4. The tool according to claim 2, in which the inner sleeve is a non-rotating sleeve. 5. Инструмент по п.2, в котором внутренняя втулка имеет радиальный вырез, так что лепестки удерживающего элемента расположены радиально наружу в вырезе.5. The tool according to claim 2, in which the inner sleeve has a radial cutout, so that the petals of the retaining element are located radially outward in the cutout. 6. Инструмент по п.5, в котором удерживающий элемент имеет окружность лепестков, которая имеет по существу тот же размер, что и внутренний диаметр внутренней втулки.6. The tool according to claim 5, in which the holding element has a circumference of the petals, which has essentially the same size as the inner diameter of the inner sleeve. 7. Инструмент по п.2, дополнительно содержащий поршень, размещенный внутри внутренней втулки и подвижный в осевом направлении относительно внутренней втулки.7. The tool according to claim 2, additionally containing a piston located inside the inner sleeve and movable in the axial direction relative to the inner sleeve. 8. Инструмент по п.2, дополнительно содержащий обратный клапан, размещенный во внутренней втулке.8. The tool according to claim 2, additionally containing a check valve located in the inner sleeve. 9. Инструмент по п.8, в котором обратный клапан размещен на ближайшем конце внутренней втулки.9. The tool of claim 8, wherein the check valve is located at the proximal end of the inner sleeve. 10. Инструмент по п.9, в котором обратный клапан способен обеспечивать вытекание текучей среды из внутреннего стакана.10. The tool according to claim 9, in which the non-return valve is capable of allowing fluid to flow out of the inner cup. 11. Инструмент по п.1, в котором внутренний диаметр внутренней втулки по существу равен внутреннему диаметру режущего элемента.11. The tool according to claim 1, in which the inner diameter of the inner sleeve is essentially equal to the inner diameter of the cutting element. 12. Инструмент по п.1, в котором внутренний диаметр внутренней втулки больше внутреннего диаметра режущего элемента.12. The tool according to claim 1, in which the inner diameter of the inner sleeve is larger than the inner diameter of the cutting element. 13. Инструмент по п.1, в котором внутренняя втулка содержит вкладыш гидроциклона, выполненный с возможностью приложения радиального давления к керну, когда вкладыш гидроциклона избирательно заполняется текучей средой.13. The tool of claim 1, wherein the inner sleeve comprises a hydrocyclone liner configured to apply radial pressure to the core when the hydrocyclone liner is selectively filled with fluid. 14. Инструмент по п.1, в котором множество лепестков содержит три лепестка.14. The tool of claim 1, wherein the plurality of petals comprises three petals. 15. Инструмент по п.1, в котором лепестки перекрываются.15. The tool according to claim 1, in which the petals overlap. 16. Инструмент по п.1, в котором лепестки разделены зазорами.16. The tool according to claim 1, in which the petals are separated by gaps. 17. Инструмент по п.1, в котором удерживающий элемент имеет перфорации.17. The tool according to claim 1, in which the retaining element has perforations. 18. Инструмент по п.17, в котором перфорации являются окружными перфорациями, расположенными вне окружности лепестков.18. The tool according to 17, in which the perforations are circumferential perforations located outside the circumference of the petals. 19. Инструмент по п.17, в котором перфорации являются радиальными перфорациями, расположенными по меньшей мере частично внутри окружности лепестков.19. The tool according to 17, in which the perforations are radial perforations located at least partially inside the circumference of the petals. 20. Инструмент по п.1, в котором лепестки являются смежными.20. The tool according to claim 1, in which the petals are adjacent. 21. Инструмент по п.1, в котором удерживающий элемент выполнен из резины.21. The tool according to claim 1, in which the holding element is made of rubber. 22. Инструмент по п.1, в котором удерживающий элемент выполнен скругленным и вытянутым в направлении удаленного конца полого колонкового вала.22. The tool according to claim 1, in which the holding element is rounded and elongated in the direction of the remote end of the hollow core shaft. 23. Инструмент по п.1, в котором удерживающий элемент выполнен скругленным и вытянутым в направлении ближайшего конца полого колонкового вала.23. The tool according to claim 1, in which the holding element is rounded and elongated in the direction of the nearest end of the hollow core shaft. 24. Способ отбора керна, заключающийся в том, что вводят в породу колонковый бур, имеющий удерживающий элемент, сегментированный на множество лепестков, принимают керн в колонковый бур и удерживают керн в колонковом буре с помощью удерживающего элемента при извлечении колонкового бура из породы.24. The method of core sampling, which consists in introducing a core drill having a retaining element segmented into a plurality of petals into the rock, accepting the core into the core drill and holding the core in the core drill using the retaining element when removing the core drill from the rock. 25. Способ по п.24, дополнительно включающий избирательное заполнение вкладыша гидроциклона текучей средой для приложения радиального давления к керну.25. The method according to paragraph 24, further comprising selectively filling the hydrocyclone liner with fluid to apply radial pressure to the core. 26. Способ по п.24, в котором удерживающий элемент соединен с внутренней втулкой, размещенной в колонковом буре, и керн принимается во внутреннюю втулку.26. The method according to paragraph 24, in which the retaining element is connected to the inner sleeve located in the core drill, and the core is received in the inner sleeve. 27. Колонковый буровой инструмент с боковым отбором керна, содержащий тело инструмента, полый колонковый вал, проходящий от тела инструмента, режущий элемент, расположенный на удаленном конце полого колонкового вала, и внутренняя втулка, расположенная в полом колонковом валу.27. Core drilling tool with side coring, containing the body of the tool, a hollow core shaft extending from the body of the tool, a cutting element located at the remote end of the hollow core shaft, and an inner sleeve located in the hollow core shaft. 28. Инструмент по п.27, в котором внутренняя втулка содержит вкладыш гидроциклона, выполненный с возможностью приложения радиального давления к керну, когда вкладыш гидроциклона избирательно заполняется текучей средой.28. The tool of claim 27, wherein the inner sleeve comprises a hydrocyclone liner configured to apply radial pressure to the core when the hydrocyclone liner is selectively filled with fluid. 29. Инструмент по п.27, дополнительно содержащий по меньшей мере один удерживающий механизм, выбранный из группы, состоящей из поршня и обратного клапана, причем поршень размещен во внутренней втулке и является подвижным относительно внутренней втулки, и обратный клапан размещен во внутренней втулке.29. The tool according to item 27, further comprising at least one holding mechanism selected from the group consisting of a piston and a check valve, the piston is placed in the inner sleeve and is movable relative to the inner sleeve, and the check valve is placed in the inner sleeve. 30. Инструмент по п.29, в котором по меньшей мере один удерживающий механизм является поршнем.30. The tool according to clause 29, in which at least one holding mechanism is a piston. 31. Инструмент по п.30, дополнительно содержащий уплотнительный элемент, размещенный между поршнем и внутренней втулкой.31. The tool according to item 30, further containing a sealing element located between the piston and the inner sleeve. 32. Инструмент по п.30, в котором внутренний диаметр внутренней втулки по существу равен внутреннему диаметру режущего элемента.32. The tool according to item 30, in which the inner diameter of the inner sleeve is essentially equal to the inner diameter of the cutting element. 33. Инструмент по п.30, дополнительно содержащий обратный клапан, оперативно соединенный с внутренней втулкой.33. The tool of claim 30, further comprising a check valve operatively connected to the inner sleeve. 34. Инструмент по п.27, дополнительно содержащий упругий удерживающий элемент, размещенный на удаленном конце инструмента и имеющий отверстие в своем центре.34. The tool according to item 27, further containing an elastic holding element located at the remote end of the tool and having a hole in its center. 35. Инструмент по пп.27, 29 или 34, дополнительно содержащий удерживающий элемент, сегментированный на лепестки, размещенные вблизи отверстия на удаленном конце внутренней втулки.35. The tool according to claims 27, 29 or 34, further comprising a retaining element segmented into petals located near the hole at the remote end of the inner sleeve. 36. Способ отбора керна, заключающийся в том, что вводят колонковый бур в породу, принимают керн во внутреннюю втулку, имеющую поршень, размещенный в ней с возможностью перемещения относительно внутренней втулки, и извлекают колонковый бур из породы.36. The method of core sampling, which consists in introducing a core drill into the rock, accepting the core into the inner sleeve having a piston disposed therein with the possibility of movement relative to the inner sleeve, and removing the core drill from the rock. 37. Способ по п.36, дополнительно включающий избирательное заполнение вкладыша гидроциклона текучей средой для приложения радиального давления к керну.37. The method according to clause 36, further comprising selectively filling the hydrocyclone liner with fluid to apply radial pressure to the core.
RU2004137057/03A 2003-12-18 2004-12-17 CORE DRILLING TOOL WITH A RETAINING DEVICE (OPTION) AND CORRECTION METHOD (OPTIONS) RU2004137057A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/707,505 US20050133267A1 (en) 2003-12-18 2003-12-18 [coring tool with retention device]
US10/707,505 2003-12-18

Publications (1)

Publication Number Publication Date
RU2004137057A true RU2004137057A (en) 2006-05-27

Family

ID=33565367

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2004137057/03A RU2004137057A (en) 2003-12-18 2004-12-17 CORE DRILLING TOOL WITH A RETAINING DEVICE (OPTION) AND CORRECTION METHOD (OPTIONS)

Country Status (9)

Country Link
US (1) US20050133267A1 (en)
CN (1) CN1629446A (en)
AU (1) AU2004231265A1 (en)
CA (1) CA2490492A1 (en)
FR (2) FR2864140A1 (en)
GB (1) GB2409219B (en)
MX (1) MXPA04012369A (en)
NO (1) NO20045149L (en)
RU (1) RU2004137057A (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7530407B2 (en) 2005-08-30 2009-05-12 Baker Hughes Incorporated Rotary coring device and method for acquiring a sidewall core from an earth formation
US7411388B2 (en) 2005-08-30 2008-08-12 Baker Hughes Incorporated Rotary position sensor and method for determining a position of a rotating body
US7500388B2 (en) * 2005-12-15 2009-03-10 Schlumberger Technology Corporation Method and apparatus for in-situ side-wall core sample analysis
US8061446B2 (en) 2007-11-02 2011-11-22 Schlumberger Technology Corporation Coring tool and method
US8550184B2 (en) * 2007-11-02 2013-10-08 Schlumberger Technology Corporation Formation coring apparatus and methods
WO2009155268A2 (en) * 2008-06-19 2009-12-23 Schlumberger Canada Limited Positive sidewall core sample identification system
US20110174543A1 (en) * 2010-01-20 2011-07-21 Adam Walkingshaw Detecting and measuring a coring sample
RU2449086C2 (en) * 2010-02-01 2012-04-27 Виктор Васильевич Шишкин Sampling device
US8365839B2 (en) * 2010-02-17 2013-02-05 Bijan Danesh Substantially simultaneous core containment, core retrieval and borehole abatement
US8511400B2 (en) * 2010-04-05 2013-08-20 Schlumberger Technology Corporation Apparatus and method for acoustic measurements while using a coring tool
US8613330B2 (en) 2011-07-05 2013-12-24 Schlumberger Technology Corporation Coring tools and related methods
CN102445362B (en) * 2011-09-28 2013-07-24 中国水电顾问集团华东勘测设计研究院 Method for sampling jointed rock mass
CN102606102B (en) * 2012-04-06 2014-07-09 杭州电子科技大学 Core leak preventer for lower end opening of drill coring lining pipe and method for using core leak preventer
CN103174384B (en) * 2013-03-27 2015-11-25 中国石油大学(北京) Drilled dry coring method with pressure
US9926756B2 (en) * 2013-07-18 2018-03-27 Baker Hughes Incorporated Pressure compensation modules for coring tools, coring tools including pressure compensation modules, and related methods
GB2533060B (en) * 2013-09-13 2017-04-19 Halliburton Energy Services Inc Sponge pressure equalization system
CN105745395B (en) * 2013-12-24 2019-09-17 哈里伯顿能源服务公司 Utilize the method for coring liquid filling coring tool inner cylinder
US9502141B2 (en) * 2014-03-05 2016-11-22 The United States Of America As Represented By Secretary Of The Navy Surface sediment core catcher
DE102015202836A1 (en) * 2015-02-17 2016-08-18 Rwe Innogy Gmbh Apparatus and method for taking core samples from sediment formations
EP3298238B1 (en) * 2015-07-10 2019-08-14 Halliburton Energy Services, Inc. Sealed core storage and testing device for a downhole tool
US20170234787A1 (en) * 2016-02-15 2017-08-17 Edaphis Inc. Porous medium extraction system, porous medium sensor assembly and porous medium infiltrometer
US10415337B2 (en) 2018-01-11 2019-09-17 Saudi Arabian Oil Company Core catcher for unconsolidated sediment samples
CN108868676B (en) * 2018-05-31 2020-08-25 中国石油集团长城钻探工程有限公司 Through-casing penetrating well wall coring tool
CN108798575A (en) * 2018-07-20 2018-11-13 淮南矿业(集团)有限责任公司 A kind of boring and coring device and implementation
WO2020096874A1 (en) * 2018-11-09 2020-05-14 Bp Corporation North America Inc. Multi-part projectile for percussion sidewall coring and methods for using same to extract a core
CN110712862B (en) * 2019-10-09 2022-02-08 自然资源实物地质资料中心 Core specimen box and core specimen packaging method
US11391146B2 (en) 2020-10-19 2022-07-19 Saudi Arabian Oil Company Coring while drilling
CN113338831B (en) * 2021-06-25 2023-05-12 中海油田服务股份有限公司 Parity coring sampling logging method
CN115184073B (en) * 2022-09-09 2022-12-20 深圳市勘察研究院有限公司 Rock core sampling device for geotechnical engineering

Family Cites Families (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1655644A (en) * 1926-11-22 1928-01-10 Baker Casing Shoe Company Core retainer for core barrels
US2083062A (en) * 1936-01-27 1937-06-08 Cameron Iron Works Inc Core catcher
US2251679A (en) * 1937-11-29 1941-08-05 Leland P Kinnear Core drill apparatus
US2324682A (en) * 1941-03-26 1943-07-20 Fohs Oil Company Side wall coring tool
US2571644A (en) * 1948-08-23 1951-10-16 John A Zublin Apparatus for drilling and recovering side wall cores
US2594292A (en) * 1949-03-07 1952-04-29 Byron Jackson Co Side wall sampler
US2901220A (en) * 1957-09-30 1959-08-25 California Research Corp Sidewall sampler bullet
US3329217A (en) * 1964-12-30 1967-07-04 Schlumberger Technology Corp Core sample-taking bullet
US3430714A (en) * 1967-06-29 1969-03-04 Schlumberger Technology Corp Formation-sampling apparatus
US3430716A (en) * 1967-06-29 1969-03-04 Schlumberger Technology Corp Formation-sampling apparatus
US3807234A (en) * 1972-08-14 1974-04-30 Trippensee Corp Core catcher for core samplers
FR2228148B1 (en) * 1973-02-20 1975-08-22 Inst Francais Du Petrole
US3874465A (en) * 1973-10-02 1975-04-01 Randolph Co Coring apparatus
US4296822A (en) * 1979-11-26 1981-10-27 Omega Tools International Multipurpose fluid flow assisted downhole tool
US4424183A (en) * 1982-07-06 1984-01-03 Baker International Corporation Destructible core structure and method for using same
US4667753A (en) * 1982-12-22 1987-05-26 Standard Oil Company Core retainer for sidewall core tools
US4609056A (en) * 1983-12-01 1986-09-02 Halliburton Company Sidewall core gun
US4702168A (en) * 1983-12-01 1987-10-27 Halliburton Company Sidewall core gun
JPS61175543A (en) * 1985-01-31 1986-08-07 Chuo Kaihatsu Kk Soil specimen sampler
US4669082A (en) * 1985-05-09 1987-05-26 Halliburton Company Method of testing and addressing a magnetic core memory
US4629011A (en) * 1985-08-12 1986-12-16 Baker Oil Tools, Inc. Method and apparatus for taking core samples from a subterranean well side wall
US4714119A (en) * 1985-10-25 1987-12-22 Schlumberger Technology Corporation Apparatus for hard rock sidewall coring a borehole
SE461236B (en) * 1985-12-12 1990-01-22 Geotech Ab Ing Firma Device for geotechnical sampling
US4839516A (en) * 1987-11-06 1989-06-13 Western Atlas International, Inc. Method for quantitative analysis of core samples
US4981183A (en) * 1988-07-06 1991-01-01 Baker Hughes Incorporated Apparatus for taking core samples
DE3825225A1 (en) * 1988-07-25 1990-02-01 Eastman Christensen Co DRILLING TOOL
US4864846A (en) * 1988-10-17 1989-09-12 Western Atlas International, Inc. Self-cleaning poppet valve for a core testing apparatus
DE3843800C1 (en) * 1988-12-24 1990-04-12 Eastman Christensen Co., Salt Lake City, Utah, Us
DE3902869C1 (en) * 1989-02-01 1990-04-12 Eastman Christensen Co., Salt Lake City, Utah, Us
US4996489A (en) * 1989-03-31 1991-02-26 Halliburton Logging Services, Inc. Laboratory technique for measuring complex dielectric constant of rock core samples
US4911002A (en) * 1989-04-06 1990-03-27 Halliburton Logging Services Inc. Logging apparatus for a core sample cutter
US4950844A (en) * 1989-04-06 1990-08-21 Halliburton Logging Services Inc. Method and apparatus for obtaining a core sample at ambient pressure
US4996872A (en) * 1990-01-18 1991-03-05 Halliburton Company Modular core holder
US4979576A (en) * 1990-02-08 1990-12-25 Halliburton Logging Services, Inc. Percussion core gun construction and cable arrangement
US5031536A (en) * 1990-08-30 1991-07-16 Halliburton Logging Services, Inc. High temperature and pressure igniter for downhole percussion coring guns
US5105894A (en) * 1991-01-30 1992-04-21 Halliburton Logging Services, Inc. Method and apparatus for orientating core sample and plug removed from sidewall of a borehole relative to a well and formations penetrated by the borehole
US5146999A (en) * 1991-04-04 1992-09-15 Baker Hughes Incorporated Shoe assembly with catcher for coring
US5163522A (en) * 1991-05-20 1992-11-17 Baker Hughes Incorporated Angled sidewall coring assembly and method of operation
US5230390A (en) * 1992-03-06 1993-07-27 Baker Hughes Incorporated Self-contained closure mechanism for a core barrel inner tube assembly
US5277062A (en) * 1992-06-11 1994-01-11 Halliburton Company Measuring in situ stress, induced fracture orientation, fracture distribution and spacial orientation of planar rock fabric features using computer tomography imagery of oriented core
US5253719A (en) * 1992-06-15 1993-10-19 Halliburton Company Process for diagnosing formation damage mechanism through the use of radially oriented core samples cut from the wellbore wall
US5310013A (en) * 1992-08-24 1994-05-10 Schlumberger Technology Corporation Core marking system for a sidewall coring tool
EP0618994B1 (en) * 1992-10-30 1999-12-22 Western Atlas International, Inc. Sidewall rotary coring tool
US5325723A (en) * 1992-12-04 1994-07-05 Halliburton Company Core sample test method and apparatus
US5741707A (en) * 1992-12-31 1998-04-21 Schlumberger Technology Corporation Method for quantitative analysis of earth samples
US5482123A (en) * 1993-04-21 1996-01-09 Baker Hughes Incorporated Method and apparatus for pressure coring with non-invading gel
US5360074A (en) * 1993-04-21 1994-11-01 Baker Hughes, Incorporated Method and composition for preserving core sample integrity using an encapsulating material
US5411106A (en) * 1993-10-29 1995-05-02 Western Atlas International, Inc. Method and apparatus for acquiring and identifying multiple sidewall core samples
US5568838A (en) * 1994-09-23 1996-10-29 Baker Hughes Incorporated Bit-stabilized combination coring and drilling system
US5439065A (en) * 1994-09-28 1995-08-08 Western Atlas International, Inc. Rotary sidewall sponge coring apparatus
US5487433A (en) * 1995-01-17 1996-01-30 Westers Atlas International Inc. Core separator assembly
US5554302A (en) * 1995-03-30 1996-09-10 Baker Hughes Incorporated Core blow nozzle
US6047239A (en) * 1995-03-31 2000-04-04 Baker Hughes Incorporated Formation testing apparatus and method
US5546798A (en) * 1995-05-12 1996-08-20 Baker Hughes Incorporated Method and composition for preserving core sample integrity using a water soluble encapsulating material
US5667025A (en) * 1995-09-29 1997-09-16 Schlumberger Technology Corporation Articulated bit-selector coring tool
US5957221A (en) * 1996-02-28 1999-09-28 Baker Hughes Incorporated Downhole core sampling and testing apparatus
US6283228B2 (en) * 1997-01-08 2001-09-04 Baker Hughes Incorporated Method for preserving core sample integrity
US5881825A (en) * 1997-01-08 1999-03-16 Baker Hughes Incorporated Method for preserving core sample integrity
US5868030A (en) * 1997-07-01 1999-02-09 Halliburton Energy Services, Inc. Core sample test method and apparatus
BE1011266A3 (en) * 1997-07-08 1999-07-06 Dresser Ind Core.
BE1011502A3 (en) * 1997-10-17 1999-10-05 Dresser Ind Core.
US6412575B1 (en) * 2000-03-09 2002-07-02 Schlumberger Technology Corporation Coring bit and method for obtaining a material core sample
NL1015147C2 (en) * 2000-05-10 2001-11-15 Eijkelkamp Agrisearch Equip Bv Soil sampler.
US6371221B1 (en) * 2000-09-25 2002-04-16 Schlumberger Technology Corporation Coring bit motor and method for obtaining a material core sample
US6729416B2 (en) * 2001-04-11 2004-05-04 Schlumberger Technology Corporation Method and apparatus for retaining a core sample within a coring tool
GB2386629B (en) * 2001-04-11 2004-03-03 Schlumberger Holdings Method and apparatus for obtaining wellbore sidewall core samples
US7055626B2 (en) * 2002-03-15 2006-06-06 Baker Hughes Incorporated Core bit having features for controlling flow split
US7431107B2 (en) * 2003-01-22 2008-10-07 Schlumberger Technology Corporation Coring bit with uncoupled sleeve

Also Published As

Publication number Publication date
NO20045149L (en) 2005-06-20
MXPA04012369A (en) 2005-06-23
CN1629446A (en) 2005-06-22
AU2004231265A1 (en) 2005-07-07
FR2864140A1 (en) 2005-06-24
NO20045149D0 (en) 2004-11-25
FR2864989A1 (en) 2005-07-15
CA2490492A1 (en) 2005-06-18
GB2409219B (en) 2006-11-22
GB0426231D0 (en) 2004-12-29
GB2409219A (en) 2005-06-22
US20050133267A1 (en) 2005-06-23

Similar Documents

Publication Publication Date Title
RU2004137057A (en) CORE DRILLING TOOL WITH A RETAINING DEVICE (OPTION) AND CORRECTION METHOD (OPTIONS)
CN105484695B (en) Mechanical and hydraulic double-acting expansion device suitable for expansion tube drilling well
KR101481875B1 (en) Down-the-hole drill hammer having a reverse exhaust system and segmented chuck assembly
CN104499941B (en) Method of longitudinal vibration of drilling string is converted into the device of drill bit torsional pulse
WO2002068793A8 (en) Ball activated tool for use in downhole drilling
CA2654461A1 (en) Device for channeling solids and fluids within a reverse circulation drill
CA2516074A1 (en) Expandable whipstock anchor assembly
CA3042385C (en) Fishing tool with inflatable overshot
JP2010516971A5 (en)
WO2006127895B1 (en) Expandable bridge plug and setting assembly
CA2627488A1 (en) Backhead and drill assembly with backhead
WO2004111380A3 (en) Wellhead assembly with pressure actuated seal assembly and running tool
CN107558946B (en) A kind of packer
US3537539A (en) Bit assembly for bottom hole impact drilling tool
EA027746B1 (en) Inner gauge ring drill bit
CA2467426A1 (en) Fluid distributor device for down-hole drills
RU2408774C1 (en) Connecting device for supply of fluid medium
RU2017132848A (en) BOTTOM DEVICE FOR FLOW RETAIL WITH OSCILLATING DAMPER
CA2423295A1 (en) Quick release drill bit for down-hole drills
CA2302977A1 (en) Hydraulic drilling jar
WO2012156735A2 (en) Perforating drill string assembly
CN107780861A (en) Casing damaged well diameter enlarging instrument
CN104712275B (en) Protective wall expansion conical head of geological drilling corrugated expansion pipe
AU2020375357A1 (en) Dual wall drill string sealing system
RU2017143470A (en) METHOD AND DEVICE FOR SEALING THE NOBLE SPACE AROUND DRILLING COLUMN WHEN DRILLING THE WELL

Legal Events

Date Code Title Description
FA93 Acknowledgement of application withdrawn (no request for examination)

Effective date: 20071218