EP0525991A1 - Seitenwand-Kernwerkzeug - Google Patents

Seitenwand-Kernwerkzeug Download PDF

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Publication number
EP0525991A1
EP0525991A1 EP92306047A EP92306047A EP0525991A1 EP 0525991 A1 EP0525991 A1 EP 0525991A1 EP 92306047 A EP92306047 A EP 92306047A EP 92306047 A EP92306047 A EP 92306047A EP 0525991 A1 EP0525991 A1 EP 0525991A1
Authority
EP
European Patent Office
Prior art keywords
coring
assembly
tool
underreamer
sidewall
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Withdrawn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
EP92306047A
Other languages
English (en)
French (fr)
Inventor
Raymond Paul Coey
Neil Andrew Abercrombie Simpson
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.)
INTERNATIONAL DIAMOND DRILLING
Original Assignee
INTERNATIONAL DIAMOND DRILLING
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 GB919116400A external-priority patent/GB9116400D0/en
Priority claimed from GB919117956A external-priority patent/GB9117956D0/en
Application filed by INTERNATIONAL DIAMOND DRILLING filed Critical INTERNATIONAL DIAMOND DRILLING
Publication of EP0525991A1 publication Critical patent/EP0525991A1/de
Withdrawn legal-status Critical Current

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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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure
    • 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
    • E21B49/00—Testing 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
    • E21B49/02—Testing 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
    • E21B49/06—Testing 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
EP92306047A 1991-07-30 1992-06-30 Seitenwand-Kernwerkzeug Withdrawn EP0525991A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB919116400A GB9116400D0 (en) 1991-07-30 1991-07-30 Sidewall coring tool
GB9116400 1991-07-30
GB9117956 1991-08-20
GB919117956A GB9117956D0 (en) 1991-08-20 1991-08-20 Sidewall coring tool

Publications (1)

Publication Number Publication Date
EP0525991A1 true EP0525991A1 (de) 1993-02-03

Family

ID=26299311

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92306047A Withdrawn EP0525991A1 (de) 1991-07-30 1992-06-30 Seitenwand-Kernwerkzeug

Country Status (1)

Country Link
EP (1) EP0525991A1 (de)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305953A (en) * 1995-10-07 1997-04-23 Corpro Systems Ltd Selective core sampling after logging
EP0823534A1 (de) * 1996-07-30 1998-02-11 Anadrill International, S.A. Leitvorrichtung um Abzweigungen von einem Hauptbohrloch zu bewerkstelligen
US5944107A (en) * 1996-03-11 1999-08-31 Schlumberger Technology Corporation Method and apparatus for establishing branch wells at a node of a parent well
GB2334981A (en) * 1998-03-02 1999-09-08 Bachy Soletanche Limited Underream soil testing
US6283216B1 (en) 1996-03-11 2001-09-04 Schlumberger Technology Corporation Apparatus and method for establishing branch wells from a parent well
EP1537289A2 (de) * 2002-06-10 2005-06-08 Re-Entry Technologies, Inc. NEUES UND VERBESSERTES VERFAHREN MIT EINEM INTEGRIERTEN ODER SONST WIE KOMBINIERTEN ABLENKKEIL UND FRûSBOHRER ZUM ABLENKBOHREN ODER RICHTUNGSBOHREN VON BESTEHENDEN BOHRL CHERN
CN112710498A (zh) * 2020-12-15 2021-04-27 浙江大学 一种深海沉积物样品转移与在线检测系统及其应用方法
WO2022121111A1 (zh) * 2020-12-09 2022-06-16 王少斌 一种环形可拆卸橡胶探头推靠器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511508A (en) * 1946-02-14 1950-06-13 Mcclinton John Seat for side wall sampling tools
US3150727A (en) * 1958-09-02 1964-09-29 Marion A Garrison Drill-stem core bit and wall sampler
US3598191A (en) * 1970-03-18 1971-08-10 Slimhole Sample Service Multiple unit well bore sidewall sampler tool
US4461360A (en) * 1982-03-09 1984-07-24 Standard Oil Company Bit extension guide for sidewall corer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511508A (en) * 1946-02-14 1950-06-13 Mcclinton John Seat for side wall sampling tools
US3150727A (en) * 1958-09-02 1964-09-29 Marion A Garrison Drill-stem core bit and wall sampler
US3598191A (en) * 1970-03-18 1971-08-10 Slimhole Sample Service Multiple unit well bore sidewall sampler tool
US4461360A (en) * 1982-03-09 1984-07-24 Standard Oil Company Bit extension guide for sidewall corer

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305953B (en) * 1995-10-07 1998-11-18 Corpro Systems Ltd Method and apparatus for selective coring after logging
GB2305953A (en) * 1995-10-07 1997-04-23 Corpro Systems Ltd Selective core sampling after logging
US6349769B1 (en) 1996-03-11 2002-02-26 Schlumberger Technology Corporation Apparatus and method for establishing branch wells from a parent well
US5944107A (en) * 1996-03-11 1999-08-31 Schlumberger Technology Corporation Method and apparatus for establishing branch wells at a node of a parent well
US6056059A (en) * 1996-03-11 2000-05-02 Schlumberger Technology Corporation Apparatus and method for establishing branch wells from a parent well
US6079495A (en) * 1996-03-11 2000-06-27 Schlumberger Technology Corporation Method for establishing branch wells at a node of a parent well
US6170571B1 (en) 1996-03-11 2001-01-09 Schlumberger Technology Corporation Apparatus for establishing branch wells at a node of a parent well
US6247532B1 (en) 1996-03-11 2001-06-19 Schlumberger Technology Corporation Apparatus for establishing branch wells from a parent well
US6283216B1 (en) 1996-03-11 2001-09-04 Schlumberger Technology Corporation Apparatus and method for establishing branch wells from a parent well
EP0823534A1 (de) * 1996-07-30 1998-02-11 Anadrill International, S.A. Leitvorrichtung um Abzweigungen von einem Hauptbohrloch zu bewerkstelligen
GB2334981A (en) * 1998-03-02 1999-09-08 Bachy Soletanche Limited Underream soil testing
GB2334981B (en) * 1998-03-02 2002-07-10 Bachy Soletanche Ltd Underream soil testing
EP1537289A2 (de) * 2002-06-10 2005-06-08 Re-Entry Technologies, Inc. NEUES UND VERBESSERTES VERFAHREN MIT EINEM INTEGRIERTEN ODER SONST WIE KOMBINIERTEN ABLENKKEIL UND FRûSBOHRER ZUM ABLENKBOHREN ODER RICHTUNGSBOHREN VON BESTEHENDEN BOHRL CHERN
EP1537289A4 (de) * 2002-06-10 2006-05-10 Re Entry Technologies Inc NEUES UND VERBESSERTES VERFAHREN MIT EINEM INTEGRIERTEN ODER SONST WIE KOMBINIERTEN ABLENKKEIL UND FRûSBOHRER ZUM ABLENKBOHREN ODER RICHTUNGSBOHREN VON BESTEHENDEN BOHRL CHERN
WO2022121111A1 (zh) * 2020-12-09 2022-06-16 王少斌 一种环形可拆卸橡胶探头推靠器
CN112710498A (zh) * 2020-12-15 2021-04-27 浙江大学 一种深海沉积物样品转移与在线检测系统及其应用方法
CN112710498B (zh) * 2020-12-15 2021-12-10 浙江大学 一种深海沉积物样品转移与在线检测系统及其应用方法

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Effective date: 19930804