EP0248615A3 - Bohrvorrichtung - Google Patents

Bohrvorrichtung Download PDF

Info

Publication number
EP0248615A3
EP0248615A3 EP87304811A EP87304811A EP0248615A3 EP 0248615 A3 EP0248615 A3 EP 0248615A3 EP 87304811 A EP87304811 A EP 87304811A EP 87304811 A EP87304811 A EP 87304811A EP 0248615 A3 EP0248615 A3 EP 0248615A3
Authority
EP
European Patent Office
Prior art keywords
barrel
core
coated
attached
drilling apparatus
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.)
Withdrawn
Application number
EP87304811A
Other languages
English (en)
French (fr)
Other versions
EP0248615A2 (de
Inventor
Diamond Products Limited Oreco
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ORECO DIAMOND PRODUCTS Ltd
Original Assignee
Individual
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
Priority claimed from GB868613582A external-priority patent/GB8613582D0/en
Application filed by Individual filed Critical Individual
Publication of EP0248615A2 publication Critical patent/EP0248615A2/de
Publication of EP0248615A3 publication Critical patent/EP0248615A3/de
Withdrawn legal-status Critical Current

Links

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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/10—Formed core retaining or severing means
    • E21B25/12—Formed core retaining or severing means of the sliding wedge type
    • 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
    • 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
    • E21B10/02—Core bits
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
EP87304811A 1986-06-04 1987-06-01 Bohrvorrichtung Withdrawn EP0248615A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8613582 1986-06-04
GB868613582A GB8613582D0 (en) 1985-06-19 1986-06-04 Zrb2-containing sintered cermet drilling apparatus

Publications (2)

Publication Number Publication Date
EP0248615A2 EP0248615A2 (de) 1987-12-09
EP0248615A3 true EP0248615A3 (de) 1988-11-30

Family

ID=10598932

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87304811A Withdrawn EP0248615A3 (de) 1986-06-04 1987-06-01 Bohrvorrichtung

Country Status (1)

Country Link
EP (1) EP0248615A3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1004330A3 (fr) * 1990-05-31 1992-11-03 Diamant Boart Stratabit Sa Carottier double pour forage devie.
US5107942A (en) * 1991-04-04 1992-04-28 Baker Hughes Incorporated Inner tube stabilizer for a corebarrel
US6450271B1 (en) * 2000-07-21 2002-09-17 Baker Hughes Incorporated Surface modifications for rotary drill bits
DK1561002T3 (da) 2002-11-07 2010-03-15 Extreme Machining Australia Pty Ltd Forbedret roterende rullerømmeværktøj
CA2523767A1 (en) * 2003-05-07 2004-11-18 Extreme Machining Australia Pty Ltd Stabilising band for a roller assembly
CA2686386A1 (en) * 2007-05-15 2008-11-20 Shell Internationale Research Maatschappij B.V. System for drilling a wellbore
EP2900899A4 (de) * 2012-09-25 2016-05-11 Ct Tech Pty Ltd Kernhebeanordnung
CN102943642B (zh) * 2012-12-08 2015-04-01 吉林大学 不提钻孔底冷冻绳索取心钻具及取心方法
CA3010879A1 (en) 2016-03-03 2017-09-08 Halliburton Energy Services, Inc. Inner barrel crimping connection for a coring tool
US10941626B2 (en) * 2016-03-03 2021-03-09 Halliburton Energy Services, Inc. Inner barrel shear zone for a coring tool
CN107829691A (zh) * 2017-09-25 2018-03-23 北京探矿工程研究所 一种内涂层岩心管

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD123550B (de) *
US3990751A (en) * 1975-08-13 1976-11-09 Reed Tool Company Drill bit
BE886911A (fr) * 1980-12-30 1981-04-16 Diamant Boart Sa Methode de recuperation et manutention de carottes de sondage, et tube prevu a cet effet.
SU941542A1 (ru) * 1980-03-17 1982-07-07 Всесоюзный Научно-Исследовательский И Проектный Институт По Нефтепромысловой Химии "Внипинефтепромхим" Уплотнительный элемент пакера
US4365678A (en) * 1980-11-28 1982-12-28 Mobil Oil Corporation Tubular drill string member with contoured circumferential surface
FR2514097A1 (fr) * 1981-10-05 1983-04-08 Goodrich Co B F Joint tournant pour relier entre eux deux conduits
EP0190092A2 (de) * 1985-01-31 1986-08-06 MANNESMANN Aktiengesellschaft Ölfeldrohr

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD123550B (de) *
US3990751A (en) * 1975-08-13 1976-11-09 Reed Tool Company Drill bit
SU941542A1 (ru) * 1980-03-17 1982-07-07 Всесоюзный Научно-Исследовательский И Проектный Институт По Нефтепромысловой Химии "Внипинефтепромхим" Уплотнительный элемент пакера
US4365678A (en) * 1980-11-28 1982-12-28 Mobil Oil Corporation Tubular drill string member with contoured circumferential surface
BE886911A (fr) * 1980-12-30 1981-04-16 Diamant Boart Sa Methode de recuperation et manutention de carottes de sondage, et tube prevu a cet effet.
FR2514097A1 (fr) * 1981-10-05 1983-04-08 Goodrich Co B F Joint tournant pour relier entre eux deux conduits
EP0190092A2 (de) * 1985-01-31 1986-08-06 MANNESMANN Aktiengesellschaft Ölfeldrohr

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
SOVIET INVENTIONS ILLUSTRATED, week 21, 6th July 1983, section H01 A97 Q49, no. 51139 K/21, Derwent Publications Ltd, London, GB; & SU-A-941 542 (VNIPINEFTEPROMKHIM) 17-07-1982 *
WORLD OIL, vol. 200, no. 5, April 1985, pages 83-86,88,90, Houston, Texas, US; A. PARK: "Coring; part 2 - core barrel types and uses" *

Also Published As

Publication number Publication date
EP0248615A2 (de) 1987-12-09

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