EP3320169A4 - Two part drill bit assembly - Google Patents

Two part drill bit assembly Download PDF

Info

Publication number
EP3320169A4
EP3320169A4 EP16820562.3A EP16820562A EP3320169A4 EP 3320169 A4 EP3320169 A4 EP 3320169A4 EP 16820562 A EP16820562 A EP 16820562A EP 3320169 A4 EP3320169 A4 EP 3320169A4
Authority
EP
European Patent Office
Prior art keywords
drill bit
bit assembly
part drill
assembly
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.)
Withdrawn
Application number
EP16820562.3A
Other languages
German (de)
French (fr)
Other versions
EP3320169A1 (en
Inventor
Matthew David Mclaren
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.)
Fero Group Pty Ltd
Original Assignee
Fero Group 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 AU2015902711A external-priority patent/AU2015902711A0/en
Application filed by Fero Group Pty Ltd filed Critical Fero Group Pty Ltd
Publication of EP3320169A1 publication Critical patent/EP3320169A1/en
Publication of EP3320169A4 publication Critical patent/EP3320169A4/en
Withdrawn legal-status Critical Current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
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
EP16820562.3A 2015-07-09 2016-07-01 Two part drill bit assembly Withdrawn EP3320169A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2015902711A AU2015902711A0 (en) 2015-07-09 Two Part Drill Bit Assembly
PCT/AU2016/050577 WO2017004666A1 (en) 2015-07-09 2016-07-01 Two part drill bit assembly

Publications (2)

Publication Number Publication Date
EP3320169A1 EP3320169A1 (en) 2018-05-16
EP3320169A4 true EP3320169A4 (en) 2019-03-27

Family

ID=57684615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16820562.3A Withdrawn EP3320169A4 (en) 2015-07-09 2016-07-01 Two part drill bit assembly

Country Status (6)

Country Link
US (1) US20180347284A1 (en)
EP (1) EP3320169A4 (en)
AU (1) AU2016290892A1 (en)
CA (1) CA2995399A1 (en)
WO (1) WO2017004666A1 (en)
ZA (1) ZA201800766B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884227A (en) * 1956-06-27 1959-04-28 Sandvikens Jernverks Ab Percussion drill bit for large holes
US5322139A (en) * 1993-07-28 1994-06-21 Rose James K Loose crown underreamer apparatus
WO2002052123A1 (en) * 2000-12-22 2002-07-04 Ian Graeme Rear Drill bit
WO2010071563A1 (en) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor
AU2013251196A1 (en) * 2012-10-30 2014-05-15 Fero Strata Systems Pty Ltd Drill Bit for a Drill Assembly Including a Friction Bolt

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT509643B1 (en) * 2010-04-07 2013-08-15 Dywidag Systems Int Gmbh TWO-PIECE DRILLING TOOL FOR HANDLING OR DRILLING HOLES IN FLOOR OR ROCK MATERIALS

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884227A (en) * 1956-06-27 1959-04-28 Sandvikens Jernverks Ab Percussion drill bit for large holes
US5322139A (en) * 1993-07-28 1994-06-21 Rose James K Loose crown underreamer apparatus
WO2002052123A1 (en) * 2000-12-22 2002-07-04 Ian Graeme Rear Drill bit
WO2010071563A1 (en) * 2008-12-18 2010-06-24 Sandvik Intellectual Property Ab Drilling tool for percussive rock drilling as well as an expendable kit, a ring drill bit and a casing shoe therefor
AU2013251196A1 (en) * 2012-10-30 2014-05-15 Fero Strata Systems Pty Ltd Drill Bit for a Drill Assembly Including a Friction Bolt

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017004666A1 *

Also Published As

Publication number Publication date
CA2995399A1 (en) 2017-01-12
AU2016290892A1 (en) 2018-02-22
ZA201800766B (en) 2019-01-30
WO2017004666A1 (en) 2017-01-12
EP3320169A1 (en) 2018-05-16
US20180347284A1 (en) 2018-12-06

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