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BR9508260A - Threaded coupling for percussive drilling - Google Patents

Threaded coupling for percussive drilling

Info

Publication number
BR9508260A
BR9508260A BR9508260A BR9508260A BR9508260A BR 9508260 A BR9508260 A BR 9508260A BR 9508260 A BR9508260 A BR 9508260A BR 9508260 A BR9508260 A BR 9508260A BR 9508260 A BR9508260 A BR 9508260A
Authority
BR
Brazil
Prior art keywords
threaded coupling
percussive drilling
percussive
drilling
threaded
Prior art date
Application number
BR9508260A
Other languages
Portuguese (pt)
Inventor
Kenneth Larsson
Original Assignee
Sandvik Ab
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 Sandvik Ab filed Critical Sandvik Ab
Publication of BR9508260A publication Critical patent/BR9508260A/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)
  • 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)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Prostheses (AREA)
BR9508260A 1994-07-19 1995-07-13 Threaded coupling for percussive drilling BR9508260A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9402517A SE505073C2 (en) 1994-07-19 1994-07-19 Threaded joints for striking drilling
PCT/SE1995/000852 WO1996002729A1 (en) 1994-07-19 1995-07-13 Thread coupling

Publications (1)

Publication Number Publication Date
BR9508260A true BR9508260A (en) 1997-12-23

Family

ID=20394759

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9508260A BR9508260A (en) 1994-07-19 1995-07-13 Threaded coupling for percussive drilling

Country Status (8)

Country Link
EP (1) EP0771388A1 (en)
JP (1) JPH10504077A (en)
AU (1) AU684380B2 (en)
BR (1) BR9508260A (en)
CA (1) CA2192204A1 (en)
FI (1) FI970181L (en)
SE (1) SE505073C2 (en)
WO (1) WO1996002729A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997032109A1 (en) * 1996-02-29 1997-09-04 Ingersoll-Rand Company Dual pitch connecting joint
SE525431C2 (en) * 2003-02-24 2005-02-22 Sandvik Ab Trade for striking drilling
JP5358492B2 (en) * 2009-09-08 2013-12-04 株式会社ジオ機材 Connection structure for hammering rod
JP6136439B2 (en) * 2013-03-26 2017-05-31 三菱マテリアル株式会社 Thread joint structure of excavation tool and excavation tool
EP3095954B1 (en) 2015-05-22 2024-05-15 Sandvik Intellectual Property AB Drill rod or adaptor with strengthened spigot coupling
EP3933165A1 (en) * 2020-06-30 2022-01-05 Sandvik Mining and Construction Tools AB Thread clearance

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1326643A (en) * 1919-12-30 Rotary coupling
SE8600199L (en) * 1986-01-17 1987-07-18 Loevab Loef Och Oestlund Ab Drilling Tools
SE469603B (en) * 1988-07-08 1993-08-02 Sandvik Ab GAENGFOERBAND

Also Published As

Publication number Publication date
FI970181A7 (en) 1997-01-16
CA2192204A1 (en) 1996-02-01
AU684380B2 (en) 1997-12-11
FI970181A0 (en) 1997-01-16
JPH10504077A (en) 1998-04-14
EP0771388A1 (en) 1997-05-07
AU3089395A (en) 1996-02-16
WO1996002729A1 (en) 1996-02-01
FI970181L (en) 1997-01-16
SE505073C2 (en) 1997-06-23
SE9402517D0 (en) 1994-07-19
SE9402517L (en) 1996-01-20

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
B09B Patent application refused [chapter 9.2 patent gazette]