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GB201400550D0 - Drill Bit Assembly - Google Patents

Drill Bit Assembly

Info

Publication number
GB201400550D0
GB201400550D0 GBGB1400550.8A GB201400550A GB201400550D0 GB 201400550 D0 GB201400550 D0 GB 201400550D0 GB 201400550 A GB201400550 A GB 201400550A GB 201400550 D0 GB201400550 D0 GB 201400550D0
Authority
GB
United Kingdom
Prior art keywords
drill bit
bit assembly
assembly
drill
bit
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Withdrawn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
GBGB1400550.8A
Other versions
GB2522062A (en
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.)
Fugro Seacore Ltd
Original Assignee
Fugro Seacore 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 Fugro Seacore Ltd filed Critical Fugro Seacore Ltd
Priority to GB1400550.8A priority Critical patent/GB2522062A/en
Publication of GB201400550D0 publication Critical patent/GB201400550D0/en
Publication of GB2522062A publication Critical patent/GB2522062A/en
Withdrawn legal-status Critical Current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
    • 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
    • E21B10/34—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 of roller-cutter type
    • E21B10/345—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 of roller-cutter type cutter shifted by fluid pressure
    • 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
    • E21B10/26—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 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
    • E21B10/26—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
    • E21B10/327—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 the cutter being pivoted about a longitudinal axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
GB1400550.8A 2014-01-14 2014-01-14 Drill Bit Assembly Withdrawn GB2522062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1400550.8A GB2522062A (en) 2014-01-14 2014-01-14 Drill Bit Assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1400550.8A GB2522062A (en) 2014-01-14 2014-01-14 Drill Bit Assembly

Publications (2)

Publication Number Publication Date
GB201400550D0 true GB201400550D0 (en) 2014-03-05
GB2522062A GB2522062A (en) 2015-07-15

Family

ID=50238897

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1400550.8A Withdrawn GB2522062A (en) 2014-01-14 2014-01-14 Drill Bit Assembly

Country Status (1)

Country Link
GB (1) GB2522062A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018105340A1 (en) * 2018-03-08 2019-09-12 Mhwirth Gmbh Drilling head and this comprehensive drilling system
EP4372202B1 (en) 2022-11-15 2024-10-09 BAUER Maschinen GmbH Downhole drilling apparatus and method for producing a borehole in the ground

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3684041A (en) * 1970-11-16 1972-08-15 Baker Oil Tools Inc Expansible rotary drill bit

Also Published As

Publication number Publication date
GB2522062A (en) 2015-07-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)