GB9923766D0 - Cutting tool - Google Patents

Cutting tool

Info

Publication number
GB9923766D0
GB9923766D0 GBGB9923766.1A GB9923766A GB9923766D0 GB 9923766 D0 GB9923766 D0 GB 9923766D0 GB 9923766 A GB9923766 A GB 9923766A GB 9923766 D0 GB9923766 D0 GB 9923766D0
Authority
GB
United Kingdom
Prior art keywords
cutting tool
cutting
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.)
Ceased
Application number
GBGB9923766.1A
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.)
DARRON OIL TOOLS Ltd
INT DRILLING SERVICES Ltd
Original Assignee
DARRON OIL TOOLS Ltd
INT DRILLING SERVICES 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 DARRON OIL TOOLS Ltd, INT DRILLING SERVICES Ltd filed Critical DARRON OIL TOOLS Ltd
Priority to GBGB9923766.1A priority Critical patent/GB9923766D0/en
Publication of GB9923766D0 publication Critical patent/GB9923766D0/en
Priority to GB0024456A priority patent/GB2355036B/en
Ceased 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
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • 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
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • 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
    • E21B10/08—Roller bits
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles

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)
  • Milling Processes (AREA)
GBGB9923766.1A 1999-10-08 1999-10-08 Cutting tool Ceased GB9923766D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB9923766.1A GB9923766D0 (en) 1999-10-08 1999-10-08 Cutting tool
GB0024456A GB2355036B (en) 1999-10-08 2000-10-05 Cutting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9923766.1A GB9923766D0 (en) 1999-10-08 1999-10-08 Cutting tool

Publications (1)

Publication Number Publication Date
GB9923766D0 true GB9923766D0 (en) 1999-12-08

Family

ID=10862314

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9923766.1A Ceased GB9923766D0 (en) 1999-10-08 1999-10-08 Cutting tool
GB0024456A Expired - Fee Related GB2355036B (en) 1999-10-08 2000-10-05 Cutting tool

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0024456A Expired - Fee Related GB2355036B (en) 1999-10-08 2000-10-05 Cutting tool

Country Status (1)

Country Link
GB (2) GB9923766D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2490529B (en) * 2011-05-05 2015-12-23 Mackenzie Design Consultants Ltd A hole opener
US20140008127A1 (en) 2012-07-06 2014-01-09 Nov Downhole Eurasia Ltd. Downhole drilling force assembly and method of using same
US20230116845A1 (en) * 2021-10-12 2023-04-13 Baker Hughes Oilfield Operations Llc Lock mechanism for bit run tool and replaceable blades

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549613A (en) * 1982-07-30 1985-10-29 Case Wayne A Downhole tool with replaceable tool sleeve sections
US5027914A (en) * 1990-06-04 1991-07-02 Wilson Steve B Pilot casing mill
NO176528C (en) * 1992-02-17 1995-04-19 Kverneland Klepp As Device at drill bit
CA2219985C (en) * 1996-03-01 2005-04-19 Allen Kent Rives Cantilevered hole opener
US6260636B1 (en) * 1999-01-25 2001-07-17 Baker Hughes Incorporated Rotary-type earth boring drill bit, modular bearing pads therefor and methods

Also Published As

Publication number Publication date
GB2355036B (en) 2003-11-12
GB0024456D0 (en) 2000-11-22
GB2355036A (en) 2001-04-11

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)