BE1014047A3 - BOREHOLE WIDER. - Google Patents

BOREHOLE WIDER. Download PDF

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Publication number
BE1014047A3
BE1014047A3 BE2001/0157A BE200100157A BE1014047A3 BE 1014047 A3 BE1014047 A3 BE 1014047A3 BE 2001/0157 A BE2001/0157 A BE 2001/0157A BE 200100157 A BE200100157 A BE 200100157A BE 1014047 A3 BE1014047 A3 BE 1014047A3
Authority
BE
Belgium
Prior art keywords
borehole
wider
active position
active
logitudinally
Prior art date
Application number
BE2001/0157A
Other languages
French (fr)
Inventor
Leif Akesson
Antonio Carosielli
Philippe Fanuel
Lassoie Jean-Pierre
Original Assignee
Halliburton Energy Serv 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 Halliburton Energy Serv Inc filed Critical Halliburton Energy Serv Inc
Priority to BE2001/0157A priority Critical patent/BE1014047A3/en
Priority to CA002440273A priority patent/CA2440273A1/en
Priority to PCT/BE2002/000031 priority patent/WO2002072994A1/en
Application granted granted Critical
Publication of BE1014047A3 publication Critical patent/BE1014047A3/en
Priority to US10/660,133 priority patent/US20040084224A1/en

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
    • E21B10/26—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

Abstract

Elargisseur de trou de forage, en particulier de ce trou en dessous d'un cuvelage dans le domaine de la prospection pétrolière, comportant un corps à axe logitudinal, un conduit de fluide de forage, ménagé logitudinalement dans le corps et présentant une section de passage de fluide d'un rayon intérieur i, et au moins deux bras d'élargissement (5), portés par le corps, qui présentent une partie active (7) munie de moyens de coupe (8), qui y sont agencés pour pouvoir coulisser entre une position de repos dans le corps et une position active (10) partiellement hors du corps, et qui sont guidés et soutenus à cet effet dans le corps sur une distance g et qui, en position active (10), font saillie du corps d'une longueur o, dans lequel les valeurs de i, g et o sont choisies pour satisfaire simultanément aux conditions i+g+o=s; 0,30<i/s<0,45 0,40<g/s<0,60 0,07<0/s<0,20Drill hole enlarger, in particular of this hole below a casing in the field of petroleum prospecting, comprising a body with logitudinal axis, a drilling fluid conduit, arranged logitudinally in the body and having a passage section of fluid with an internal radius i, and at least two widening arms (5), carried by the body, which have an active part (7) provided with cutting means (8), which are arranged therein so as to be able to slide between a rest position in the body and an active position (10) partially outside the body, and which are guided and supported for this purpose in the body over a distance g and which, in the active position (10), protrude from the body of length o, in which the values of i, g and o are chosen to simultaneously satisfy the conditions i + g + o = s; 0.30 <i / s <0.45 0.40 <g / s <0.60 0.07 <0 / s <0.20

BE2001/0157A 2001-03-12 2001-03-12 BOREHOLE WIDER. BE1014047A3 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE2001/0157A BE1014047A3 (en) 2001-03-12 2001-03-12 BOREHOLE WIDER.
CA002440273A CA2440273A1 (en) 2001-03-12 2002-03-12 Borehole opener
PCT/BE2002/000031 WO2002072994A1 (en) 2001-03-12 2002-03-12 Reamer
US10/660,133 US20040084224A1 (en) 2001-03-12 2003-09-11 Bore hole opener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE2001/0157A BE1014047A3 (en) 2001-03-12 2001-03-12 BOREHOLE WIDER.

Publications (1)

Publication Number Publication Date
BE1014047A3 true BE1014047A3 (en) 2003-03-04

Family

ID=3896893

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2001/0157A BE1014047A3 (en) 2001-03-12 2001-03-12 BOREHOLE WIDER.

Country Status (4)

Country Link
US (1) US20040084224A1 (en)
BE (1) BE1014047A3 (en)
CA (1) CA2440273A1 (en)
WO (1) WO2002072994A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109083601A (en) * 2018-09-21 2018-12-25 吉林大学 Lateral telescopic casing drilling tool

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6886633B2 (en) 2002-10-04 2005-05-03 Security Dbs Nv/Sa Bore hole underreamer
US6926099B2 (en) 2003-03-26 2005-08-09 Varel International, L.P. Drill out bi-center bit and method for using same
US7658241B2 (en) 2004-04-21 2010-02-09 Security Dbs Nv/Sa Underreaming and stabilizing tool and method for its use
DE602005003135T8 (en) 2004-06-09 2009-01-08 Halliburton Energy Services N.V. MAGNIFICATION AND STABILIZATION TOOL FOR A HOLE
GB2465504C (en) * 2008-06-27 2019-12-25 Rasheed Wajid Expansion and sensing tool
CN107313739B (en) * 2017-09-06 2020-07-17 成都百胜野牛科技有限公司 Fluid separation device, well structure, and method for producing oil or natural gas
CN109653969B (en) * 2019-01-28 2024-01-16 成都百胜野牛科技有限公司 Action triggering mechanism
CN109654000B (en) * 2019-01-28 2024-01-16 成都百胜野牛科技有限公司 Plunger and oil gas well structure
CN112282752A (en) * 2020-12-19 2021-01-29 江祥 Hydraulic reaming type mine surveying instrument and using method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2839868A1 (en) * 1977-09-30 1979-04-05 Anton Broder DRILL BIT
GB2128657A (en) * 1982-10-22 1984-05-02 Coal Ind Drilling methods and equipment
NL8503371A (en) * 1985-12-06 1987-07-01 Scope Engineering B V Stabiliser in drilling tube string to vary inclination of bore hole - has tubular member contg. elements radially extendable to hole dia. against springs by mud pressure and retractable by dropping sealing bush
US4842083A (en) * 1986-01-22 1989-06-27 Raney Richard C Drill bit stabilizer
US5368114A (en) * 1992-04-30 1994-11-29 Tandberg; Geir Under-reaming tool for boreholes
US6189631B1 (en) * 1998-11-12 2001-02-20 Adel Sheshtawy Drilling tool with extendable elements
WO2000031371A1 (en) * 1998-11-19 2000-06-02 Andergauge Limited Downhole tool with extendable members

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109083601A (en) * 2018-09-21 2018-12-25 吉林大学 Lateral telescopic casing drilling tool
CN109083601B (en) * 2018-09-21 2023-09-01 吉林大学 Lateral telescopic pipe-following drilling tool

Also Published As

Publication number Publication date
WO2002072994A1 (en) 2002-09-19
US20040084224A1 (en) 2004-05-06
CA2440273A1 (en) 2002-09-19

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RE Patent lapsed

Effective date: 20050331

RE Patent lapsed

Effective date: 20050331