GB2528455B - Reamer - Google Patents

Reamer

Info

Publication number
GB2528455B
GB2528455B GB1412930.8A GB201412930A GB2528455B GB 2528455 B GB2528455 B GB 2528455B GB 201412930 A GB201412930 A GB 201412930A GB 2528455 B GB2528455 B GB 2528455B
Authority
GB
United Kingdom
Prior art keywords
reamer
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.)
Expired - Fee Related
Application number
GB1412930.8A
Other versions
GB201412930D0 (en
GB2528455A (en
Inventor
Robert Hird Jonathan
Bernard Johnson Ashley
Tunc Gokturk
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.)
Schlumberger Holdings Ltd
Original Assignee
Schlumberger Holdings 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 Schlumberger Holdings Ltd filed Critical Schlumberger Holdings Ltd
Priority to GB1412930.8A priority Critical patent/GB2528455B/en
Publication of GB201412930D0 publication Critical patent/GB201412930D0/en
Priority to BR112017001386A priority patent/BR112017001386A2/en
Priority to US15/328,045 priority patent/US10519722B2/en
Priority to PCT/US2015/040295 priority patent/WO2016014283A1/en
Publication of GB2528455A publication Critical patent/GB2528455A/en
Priority to NO20170182A priority patent/NO20170182A1/en
Application granted granted Critical
Publication of GB2528455B publication Critical patent/GB2528455B/en
Expired - Fee Related 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
    • 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
GB1412930.8A 2014-07-21 2014-07-21 Reamer Expired - Fee Related GB2528455B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1412930.8A GB2528455B (en) 2014-07-21 2014-07-21 Reamer
BR112017001386A BR112017001386A2 (en) 2014-07-21 2015-07-14 Reamer.
US15/328,045 US10519722B2 (en) 2014-07-21 2015-07-14 Reamer
PCT/US2015/040295 WO2016014283A1 (en) 2014-07-21 2015-07-14 Reamer
NO20170182A NO20170182A1 (en) 2014-07-21 2017-02-07 Reamer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1412930.8A GB2528455B (en) 2014-07-21 2014-07-21 Reamer

Publications (3)

Publication Number Publication Date
GB201412930D0 GB201412930D0 (en) 2014-09-03
GB2528455A GB2528455A (en) 2016-01-27
GB2528455B true GB2528455B (en) 2017-04-26

Family

ID=51494911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1412930.8A Expired - Fee Related GB2528455B (en) 2014-07-21 2014-07-21 Reamer

Country Status (1)

Country Link
GB (1) GB2528455B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2539005B (en) 2015-06-03 2017-12-27 Schlumberger Holdings Rotary cutting tool with angled flow channel on outward face

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US155155A (en) * 1874-09-22 Improvement in carbureters

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6732817B2 (en) * 2002-02-19 2004-05-11 Smith International, Inc. Expandable underreamer/stabilizer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US155155A (en) * 1874-09-22 Improvement in carbureters

Also Published As

Publication number Publication date
GB201412930D0 (en) 2014-09-03
GB2528455A (en) 2016-01-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190721