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AU503077B2 - Percussion drill bit - Google Patents

Percussion drill bit

Info

Publication number
AU503077B2
AU503077B2 AU26458/77A AU2645877A AU503077B2 AU 503077 B2 AU503077 B2 AU 503077B2 AU 26458/77 A AU26458/77 A AU 26458/77A AU 2645877 A AU2645877 A AU 2645877A AU 503077 B2 AU503077 B2 AU 503077B2
Authority
AU
Australia
Prior art keywords
drill bit
percussion drill
percussion
bit
drill
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
AU26458/77A
Other versions
AU2645877A (en
Inventor
K. M White
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.)
Western Rock Bit Co Ltd
Original Assignee
Western Rock Bit 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 Western Rock Bit Co Ltd filed Critical Western Rock Bit Co Ltd
Priority to AU26458/77A priority Critical patent/AU503077B2/en
Publication of AU2645877A publication Critical patent/AU2645877A/en
Application granted granted Critical
Publication of AU503077B2 publication Critical patent/AU503077B2/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
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts

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)
AU26458/77A 1977-06-24 1977-06-24 Percussion drill bit Expired AU503077B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU26458/77A AU503077B2 (en) 1977-06-24 1977-06-24 Percussion drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU26458/77A AU503077B2 (en) 1977-06-24 1977-06-24 Percussion drill bit

Publications (2)

Publication Number Publication Date
AU2645877A AU2645877A (en) 1979-01-04
AU503077B2 true AU503077B2 (en) 1979-08-23

Family

ID=3715022

Family Applications (1)

Application Number Title Priority Date Filing Date
AU26458/77A Expired AU503077B2 (en) 1977-06-24 1977-06-24 Percussion drill bit

Country Status (1)

Country Link
AU (1) AU503077B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019016230A1 (en) * 2017-07-20 2019-01-24 Mincon International Limited Drill bit with detachable bit head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019016230A1 (en) * 2017-07-20 2019-01-24 Mincon International Limited Drill bit with detachable bit head
US11236549B2 (en) 2017-07-20 2022-02-01 Mincon International Limited Drill bit with detachable bit head

Also Published As

Publication number Publication date
AU2645877A (en) 1979-01-04

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