AU2015354408B2 - Drill bit - Google Patents

Drill bit Download PDF

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Publication number
AU2015354408B2
AU2015354408B2 AU2015354408A AU2015354408A AU2015354408B2 AU 2015354408 B2 AU2015354408 B2 AU 2015354408B2 AU 2015354408 A AU2015354408 A AU 2015354408A AU 2015354408 A AU2015354408 A AU 2015354408A AU 2015354408 B2 AU2015354408 B2 AU 2015354408B2
Authority
AU
Australia
Prior art keywords
drill bit
main body
body portion
legs
bit according
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.)
Active
Application number
AU2015354408A
Other languages
English (en)
Other versions
AU2015354408A1 (en
Inventor
David HANNS
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.)
Drillterra Technologies Pty Ltd
Original Assignee
Drillterra Tech Pty 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
Priority claimed from AU2014904792A external-priority patent/AU2014904792A0/en
Application filed by Drillterra Tech Pty Ltd filed Critical Drillterra Tech Pty Ltd
Publication of AU2015354408A1 publication Critical patent/AU2015354408A1/en
Application granted granted Critical
Publication of AU2015354408B2 publication Critical patent/AU2015354408B2/en
Assigned to DRILLTERRA TECHNOLOGIES PTY LTD reassignment DRILLTERRA TECHNOLOGIES PTY LTD Request for Assignment Assignors: HANNS, David
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • E21B10/18—Roller 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)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
AU2015354408A 2014-11-26 2015-11-26 Drill bit Active AU2015354408B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2014904792A AU2014904792A0 (en) 2014-11-26 Drill bit
AU2014904792 2014-11-26
PCT/AU2015/050746 WO2016082002A1 (fr) 2014-11-26 2015-11-26 Trépan

Publications (2)

Publication Number Publication Date
AU2015354408A1 AU2015354408A1 (en) 2017-05-25
AU2015354408B2 true AU2015354408B2 (en) 2021-05-20

Family

ID=56073229

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2015354408A Active AU2015354408B2 (en) 2014-11-26 2015-11-26 Drill bit

Country Status (2)

Country Link
AU (1) AU2015354408B2 (fr)
WO (1) WO2016082002A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189014A (en) * 1978-08-14 1980-02-19 Smith International, Inc. Enhanced cross-flow with two jet drilling
US5289889A (en) * 1993-01-21 1994-03-01 Marvin Gearhart Roller cone core bit with spiral stabilizers
US5562171A (en) * 1994-05-04 1996-10-08 Baker Hughes Incorporated Anti-balling drill bit
RU2222683C2 (ru) * 2002-04-19 2004-01-27 Открытое акционерное общество "Волгабурмаш" Буровое шарошечное долото
US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189014A (en) * 1978-08-14 1980-02-19 Smith International, Inc. Enhanced cross-flow with two jet drilling
US5289889A (en) * 1993-01-21 1994-03-01 Marvin Gearhart Roller cone core bit with spiral stabilizers
US5562171A (en) * 1994-05-04 1996-10-08 Baker Hughes Incorporated Anti-balling drill bit
US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
RU2222683C2 (ru) * 2002-04-19 2004-01-27 Открытое акционерное общество "Волгабурмаш" Буровое шарошечное долото

Also Published As

Publication number Publication date
AU2015354408A1 (en) 2017-05-25
WO2016082002A1 (fr) 2016-06-02

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
PC Assignment registered

Owner name: DRILLTERRA TECHNOLOGIES PTY LTD

Free format text: FORMER OWNER(S): HANNS, DAVID