GB2462306B - Reaming tool - Google Patents

Reaming tool

Info

Publication number
GB2462306B
GB2462306B GB0814103.8A GB0814103A GB2462306B GB 2462306 B GB2462306 B GB 2462306B GB 0814103 A GB0814103 A GB 0814103A GB 2462306 B GB2462306 B GB 2462306B
Authority
GB
United Kingdom
Prior art keywords
reaming tool
reaming
tool
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.)
Active
Application number
GB0814103.8A
Other versions
GB2462306A (en
GB0814103D0 (en
Inventor
Edward Docherty Scott
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.)
Deep Casing Tools Ltd
Original Assignee
Deep Casing Tools Ltd
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 Deep Casing Tools Ltd filed Critical Deep Casing Tools Ltd
Priority to GB0814103.8A priority Critical patent/GB2462306B/en
Publication of GB0814103D0 publication Critical patent/GB0814103D0/en
Publication of GB2462306A publication Critical patent/GB2462306A/en
Application granted granted Critical
Publication of GB2462306B publication Critical patent/GB2462306B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E21B7/208—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes using down-hole drives
    • 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
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/14—Casing shoes for the protection of the bottom of the casing
    • 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
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring
GB0814103.8A 2008-08-01 2008-08-01 Reaming tool Active GB2462306B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0814103.8A GB2462306B (en) 2008-08-01 2008-08-01 Reaming tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0814103.8A GB2462306B (en) 2008-08-01 2008-08-01 Reaming tool

Publications (3)

Publication Number Publication Date
GB0814103D0 GB0814103D0 (en) 2008-09-10
GB2462306A GB2462306A (en) 2010-02-03
GB2462306B true GB2462306B (en) 2012-12-26

Family

ID=39767372

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0814103.8A Active GB2462306B (en) 2008-08-01 2008-08-01 Reaming tool

Country Status (1)

Country Link
GB (1) GB2462306B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010127450A1 (en) 2009-05-06 2010-11-11 General Downhole Tools Ltd. Slide reamer and stabilizer tool
GB0918358D0 (en) 2009-10-20 2009-12-02 Futuretec Ltd Wellbore completion
AU2014225210A1 (en) * 2013-03-07 2015-10-29 Dynomax Drilling Tools Inc. Downhole motor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4299296A (en) * 1979-07-06 1981-11-10 Smith International, Inc. In-hole motor drill with bit clutch
EP0298537A2 (en) * 1987-06-25 1989-01-11 Shell Internationale Researchmaatschappij B.V. Device and method for underreaming a borehole
WO1999064715A1 (en) * 1998-06-10 1999-12-16 Shell Internationale Research Maatschappij B.V. Downhole milling device
US20020153723A1 (en) * 2001-04-20 2002-10-24 Cavare Ltd. Bent sub assembly for directional drilling
GB2440024A (en) * 2006-07-11 2008-01-16 Russell Oil Exploration Ltd Directional drilling using a reactive clutch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4299296A (en) * 1979-07-06 1981-11-10 Smith International, Inc. In-hole motor drill with bit clutch
EP0298537A2 (en) * 1987-06-25 1989-01-11 Shell Internationale Researchmaatschappij B.V. Device and method for underreaming a borehole
WO1999064715A1 (en) * 1998-06-10 1999-12-16 Shell Internationale Research Maatschappij B.V. Downhole milling device
US20020153723A1 (en) * 2001-04-20 2002-10-24 Cavare Ltd. Bent sub assembly for directional drilling
GB2440024A (en) * 2006-07-11 2008-01-16 Russell Oil Exploration Ltd Directional drilling using a reactive clutch

Also Published As

Publication number Publication date
GB2462306A (en) 2010-02-03
GB0814103D0 (en) 2008-09-10

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