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BR8605070A - THREAD COUPLING FOR DRILLING RODS - Google Patents

THREAD COUPLING FOR DRILLING RODS

Info

Publication number
BR8605070A
BR8605070A BR8605070A BR8605070A BR8605070A BR 8605070 A BR8605070 A BR 8605070A BR 8605070 A BR8605070 A BR 8605070A BR 8605070 A BR8605070 A BR 8605070A BR 8605070 A BR8605070 A BR 8605070A
Authority
BR
Brazil
Prior art keywords
drilling rods
thread coupling
thread
coupling
drilling
Prior art date
Application number
BR8605070A
Other languages
Portuguese (pt)
Inventor
Bernt Soren Liljekvist
Original Assignee
Santrade 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 Santrade Ltd filed Critical Santrade Ltd
Publication of BR8605070A publication Critical patent/BR8605070A/en

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
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

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)
BR8605070A 1985-10-17 1986-10-16 THREAD COUPLING FOR DRILLING RODS BR8605070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504842A SE8504842L (en) 1985-10-17 1985-10-17 DRILLING ROCK FOR BACKGROUND MOUNTING

Publications (1)

Publication Number Publication Date
BR8605070A true BR8605070A (en) 1987-07-21

Family

ID=20361778

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8605070A BR8605070A (en) 1985-10-17 1986-10-16 THREAD COUPLING FOR DRILLING RODS

Country Status (8)

Country Link
EP (1) EP0220147A3 (en)
JP (1) JPS62125192A (en)
CN (1) CN86107149A (en)
AU (1) AU6367286A (en)
BR (1) BR8605070A (en)
FI (1) FI864185A7 (en)
SE (1) SE8504842L (en)
ZA (1) ZA867682B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514137C2 (en) * 1998-03-24 2001-01-08 Sandvik Ab Threaded joints for striking drilling, male and female part to be included in a threaded joint for striking drilling as well as method for manufacturing a product with a thread to be included in a threaded joint for striking drilling
GB2340148B (en) * 1998-07-30 2002-12-31 Boart Longyear Ltd Tube rod
EP2845992B1 (en) * 2013-09-09 2016-01-13 Sandvik Intellectual Property AB Drill string with bend resistant coupling
EP3095955A1 (en) * 2015-05-22 2016-11-23 Sandvik Intellectual Property AB Threaded coupling end for drill string component

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1645802A (en) * 1925-06-09 1927-10-18 Lewis F Davis Deep-well pump-plunger attachment
US2005498A (en) * 1933-04-28 1935-06-18 Raymond S Hart Detachable bit for rock drills
US2979993A (en) * 1956-04-17 1961-04-18 Sandvikens Jernverks Ab Rock drill bit and method of manufacturing same
US3542406A (en) * 1969-03-26 1970-11-24 Ideal Ind Connector and method
US4397484A (en) * 1982-04-16 1983-08-09 Mobil Oil Corporation Locking coupling system
SE469602B (en) * 1985-04-04 1993-08-02 Sandvik Ab CUTTING HEAD BEFORE SHOCK DRILLING

Also Published As

Publication number Publication date
AU6367286A (en) 1987-04-30
FI864185L (en) 1987-04-18
SE8504842D0 (en) 1985-10-17
JPS62125192A (en) 1987-06-06
FI864185A7 (en) 1987-04-18
FI864185A0 (en) 1986-10-16
ZA867682B (en) 1987-05-27
SE8504842L (en) 1987-04-18
EP0220147A2 (en) 1987-04-29
CN86107149A (en) 1987-05-20
EP0220147A3 (en) 1988-11-17

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