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AU4387597A - Bit assembly - Google Patents

Bit assembly

Info

Publication number
AU4387597A
AU4387597A AU43875/97A AU4387597A AU4387597A AU 4387597 A AU4387597 A AU 4387597A AU 43875/97 A AU43875/97 A AU 43875/97A AU 4387597 A AU4387597 A AU 4387597A AU 4387597 A AU4387597 A AU 4387597A
Authority
AU
Australia
Prior art keywords
bit assembly
bit
assembly
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.)
Abandoned
Application number
AU43875/97A
Inventor
Valto Ilomaki
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.)
Individual
Original Assignee
Individual
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 FI963819A external-priority patent/FI963819A7/en
Application filed by Individual filed Critical Individual
Publication of AU4387597A publication Critical patent/AU4387597A/en
Abandoned 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • E21B17/0465—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches characterised by radially inserted locking elements
    • 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
AU43875/97A 1996-09-25 1997-09-25 Bit assembly Abandoned AU4387597A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI963819 1996-09-25
FI963819A FI963819A7 (en) 1996-04-15 1996-09-25 Blade system
PCT/FI1997/000578 WO1998013575A1 (en) 1996-09-25 1997-09-25 Bit assembly

Publications (1)

Publication Number Publication Date
AU4387597A true AU4387597A (en) 1998-04-17

Family

ID=8546739

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43875/97A Abandoned AU4387597A (en) 1996-09-25 1997-09-25 Bit assembly

Country Status (2)

Country Link
AU (1) AU4387597A (en)
WO (1) WO1998013575A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2910899A (en) * 1999-03-18 2000-10-09 Alwag Tunnelausbau Gesellschaft Mbh Device for drilling bore holes
FI115661B (en) 2002-12-23 2005-06-15 Robit Rocktools Ltd A bit assembly
SE533272C2 (en) * 2008-12-18 2010-08-03 Sandvik Intellectual Property Drilling tool for striking rock drilling and consumable kits, ring drill bit and impact shoe for this
FI125204B (en) * 2010-10-15 2015-06-30 Robit Rocktools Ltd A drill bit assembly
EP3060742B1 (en) 2013-10-22 2019-01-30 Tri-Mach Oy Drilling device
CA3033263A1 (en) * 2016-08-09 2018-02-15 Mitsubishi Materials Corporation Drilling tool
USD802638S1 (en) 2016-09-09 2017-11-14 Robit Oyj Ring bit
USD807418S1 (en) 2016-09-09 2018-01-09 Robit Oyj Ring bit
USD807417S1 (en) 2016-09-09 2018-01-09 Robit Oyj Ring bit
USD802637S1 (en) 2016-09-09 2017-11-14 Robit Oyj Ring bit
USD870168S1 (en) 2018-03-13 2019-12-17 Robit Oyj Drill bit
USD861051S1 (en) 2018-03-13 2019-09-24 Robit Oyj Drill bit
JP2023107577A (en) * 2022-01-24 2023-08-03 株式会社大林組 Punching device, attachment/detachment method, and core bit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI95618C (en) * 1992-12-03 1998-09-03 Jorma Jaervelae drilling device
FI980426A0 (en) * 1994-12-13 1998-02-25 Valto Ilomaeki blade Still life

Also Published As

Publication number Publication date
WO1998013575A1 (en) 1998-04-02

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