AU469730B1 - Drilling bit - Google Patents

Drilling bit

Info

Publication number
AU469730B1
AU469730B1 AU36913/68A AU3691368A AU469730B1 AU 469730 B1 AU469730 B1 AU 469730B1 AU 36913/68 A AU36913/68 A AU 36913/68A AU 3691368 A AU3691368 A AU 3691368A AU 469730 B1 AU469730 B1 AU 469730B1
Authority
AU
Australia
Prior art keywords
drilling bit
drilling
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
AU36913/68A
Inventor
Harry Beauchamp Donald
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.)
Mandrill Ltd
Original Assignee
Mandrill 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 Mandrill Ltd filed Critical Mandrill Ltd
Priority to AU36913/68A priority Critical patent/AU469730B1/en
Application granted granted Critical
Publication of AU469730B1 publication Critical patent/AU469730B1/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • 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
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids

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)
AU36913/68A 1969-03-21 1969-03-21 Drilling bit Expired AU469730B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU36913/68A AU469730B1 (en) 1969-03-21 1969-03-21 Drilling bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU36913/68A AU469730B1 (en) 1969-03-21 1969-03-21 Drilling bit

Publications (1)

Publication Number Publication Date
AU469730B1 true AU469730B1 (en) 1970-09-24

Family

ID=3724095

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36913/68A Expired AU469730B1 (en) 1969-03-21 1969-03-21 Drilling bit

Country Status (1)

Country Link
AU (1) AU469730B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391350A1 (en) * 1977-05-17 1978-12-15 Shell Int Research ROTATIONAL DRILLING TREPAN FOR DEEP DRILLING AND ITS MANUFACTURING PROCESS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391350A1 (en) * 1977-05-17 1978-12-15 Shell Int Research ROTATIONAL DRILLING TREPAN FOR DEEP DRILLING AND ITS MANUFACTURING PROCESS

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