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GB2014631B - Rolling cutter drill bit - Google Patents

Rolling cutter drill bit

Info

Publication number
GB2014631B
GB2014631B GB7902816A GB7902816A GB2014631B GB 2014631 B GB2014631 B GB 2014631B GB 7902816 A GB7902816 A GB 7902816A GB 7902816 A GB7902816 A GB 7902816A GB 2014631 B GB2014631 B GB 2014631B
Authority
GB
United Kingdom
Prior art keywords
drill bit
rolling cutter
cutter drill
rolling
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.)
Expired
Application number
GB7902816A
Other versions
GB2014631A (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.)
Camco Drilling Group Ltd
Original Assignee
Reed Tool Co 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 Reed Tool Co Ltd filed Critical Reed Tool Co Ltd
Publication of GB2014631A publication Critical patent/GB2014631A/en
Application granted granted Critical
Publication of GB2014631B publication Critical patent/GB2014631B/en
Expired 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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details

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)
  • Rolling Contact Bearings (AREA)
  • Earth Drilling (AREA)
GB7902816A 1978-02-13 1979-01-26 Rolling cutter drill bit Expired GB2014631B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87696978A 1978-02-13 1978-02-13

Publications (2)

Publication Number Publication Date
GB2014631A GB2014631A (en) 1979-08-30
GB2014631B true GB2014631B (en) 1982-06-23

Family

ID=25368978

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7902816A Expired GB2014631B (en) 1978-02-13 1979-01-26 Rolling cutter drill bit

Country Status (2)

Country Link
CA (1) CA1085381A (en)
GB (1) GB2014631B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1167851A (en) * 1966-01-14 1969-10-22 Courtaulds Ltd Tensile Testing Apparatus.
CA2009987A1 (en) * 1990-02-14 1991-08-14 Kenneth M. White Journal bearing type rock bit

Also Published As

Publication number Publication date
GB2014631A (en) 1979-08-30
CA1085381A (en) 1980-09-09

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Legal Events

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