AU1432988A - Bit retaining ring for recovering drill string components - Google Patents

Bit retaining ring for recovering drill string components

Info

Publication number
AU1432988A
AU1432988A AU14329/88A AU1432988A AU1432988A AU 1432988 A AU1432988 A AU 1432988A AU 14329/88 A AU14329/88 A AU 14329/88A AU 1432988 A AU1432988 A AU 1432988A AU 1432988 A AU1432988 A AU 1432988A
Authority
AU
Australia
Prior art keywords
retaining ring
drill string
string components
bit retaining
recovering
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
AU14329/88A
Inventor
William Lawrie
Jean-Paul Sauve
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.)
Vale Canada Ltd
Original Assignee
Vale Canada 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 Vale Canada Ltd filed Critical Vale Canada Ltd
Publication of AU1432988A publication Critical patent/AU1432988A/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
    • 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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
    • 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
    • E21B17/06—Releasing-joints, e.g. safety joints
    • 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
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Boring (AREA)
AU14329/88A 1987-04-08 1988-04-07 Bit retaining ring for recovering drill string components Abandoned AU1432988A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA534135 1987-04-08
CA534135 1987-04-08

Publications (1)

Publication Number Publication Date
AU1432988A true AU1432988A (en) 1988-10-13

Family

ID=4135391

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14329/88A Abandoned AU1432988A (en) 1987-04-08 1988-04-07 Bit retaining ring for recovering drill string components

Country Status (7)

Country Link
EP (1) EP0286373A3 (en)
JP (1) JPS63268895A (en)
AU (1) AU1432988A (en)
BR (1) BR8801655A (en)
FI (1) FI881622A (en)
ZA (1) ZA882413B (en)
ZW (1) ZW3688A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962822A (en) * 1989-12-15 1990-10-16 Numa Tool Company Downhole drill bit and bit coupling
US6070678A (en) * 1998-05-01 2000-06-06 Numa Tool Company Bit retention system
US6021856A (en) * 1998-05-29 2000-02-08 Numa Tool Company Bit retention system
KR100754815B1 (en) * 2000-09-22 2007-09-04 인거솔-랜드 캄파니 Quick release drill bit for down-hole drills
GB2378196B (en) 2001-07-30 2005-09-14 Smith International Downhole release joint
US6892832B2 (en) 2001-11-16 2005-05-17 Varel International, Ltd. Breakable washer earth boring bit
US20050061551A1 (en) * 2003-08-13 2005-03-24 Baker Hughes Incorporated Releasable mill
EP2681405B1 (en) * 2011-02-28 2018-11-28 Neil H. Akkerman Disconnect assembly for cylindrical members
CN103774998A (en) * 2012-10-18 2014-05-07 张卫星 Inner core opening device of inner-core-detachable drill bit for drilling

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3322216A (en) * 1964-11-18 1967-05-30 Ingersoll Rand Co Anvil for percussive drill
US3499664A (en) * 1968-07-29 1970-03-10 Bruns Tool Co Releasing collar
GB1419981A (en) * 1973-01-09 1976-01-07 Halifax Tool Co Ltd Percussion drills
GB1472501A (en) * 1975-01-13 1977-05-04 Gien Abraham Pneumatic percussive machines
US3945444A (en) * 1975-04-01 1976-03-23 The Anaconda Company Split bit casing drill
US4445572A (en) * 1981-08-17 1984-05-01 Baker International Corporation Unrestricted bore safety joint
DE3514030A1 (en) * 1985-04-18 1986-10-23 Hütte & Co. Bohrtechnik GmbH, 5960 Olpe Drilling apparatus, in particular for pile-drive boring
FR2595404B1 (en) * 1986-03-10 1988-07-08 Alsthom CONNECTION FOR DRILLING

Also Published As

Publication number Publication date
ZA882413B (en) 1988-09-28
EP0286373A2 (en) 1988-10-12
FI881622A (en) 1988-10-09
ZW3688A1 (en) 1988-10-12
JPS63268895A (en) 1988-11-07
BR8801655A (en) 1988-11-16
EP0286373A3 (en) 1989-07-12
FI881622A0 (en) 1988-04-07

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