NO873782L - Boreverktoey. - Google Patents

Boreverktoey.

Info

Publication number
NO873782L
NO873782L NO873782A NO873782A NO873782L NO 873782 L NO873782 L NO 873782L NO 873782 A NO873782 A NO 873782A NO 873782 A NO873782 A NO 873782A NO 873782 L NO873782 L NO 873782L
Authority
NO
Norway
Prior art keywords
boreverktoey
Prior art date
Application number
NO873782A
Other languages
English (en)
Other versions
NO873782D0 (no
Inventor
Uno Lof
Original Assignee
Loevab Loef Och Oestlund 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 Loevab Loef Och Oestlund Ab filed Critical Loevab Loef Och Oestlund Ab
Publication of NO873782L publication Critical patent/NO873782L/no
Publication of NO873782D0 publication Critical patent/NO873782D0/no

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)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
NO873782A 1986-01-17 1987-09-10 Boreverktoey. NO873782D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8600199A SE8600199L (sv) 1986-01-17 1986-01-17 Borrverktyg
PCT/SE1987/000009 WO1987004487A1 (en) 1986-01-17 1987-01-14 Drill tool

Publications (2)

Publication Number Publication Date
NO873782L true NO873782L (no) 1987-09-10
NO873782D0 NO873782D0 (no) 1987-09-10

Family

ID=20363125

Family Applications (1)

Application Number Title Priority Date Filing Date
NO873782A NO873782D0 (no) 1986-01-17 1987-09-10 Boreverktoey.

Country Status (7)

Country Link
EP (1) EP0255536A1 (no)
JP (1) JPS63502196A (no)
AU (1) AU6842187A (no)
FI (1) FI873959A0 (no)
NO (1) NO873782D0 (no)
SE (1) SE8600199L (no)
WO (1) WO1987004487A1 (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE469603B (sv) * 1988-07-08 1993-08-02 Sandvik Ab Gaengfoerband
SE505073C2 (sv) * 1994-07-19 1997-06-23 Sandvik Ab Gängförband för slående borrning
SE506695C2 (sv) * 1994-11-23 1998-02-02 Uniroc Ab Gängskarv för slående borrning
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
DE19952225A1 (de) * 1999-10-29 2001-05-03 Hilti Ag Bohr- und/oder Meisselwerkzeug
SE522221C2 (sv) * 2001-10-12 2004-01-27 Sandvik Ab Gängförband för slående bergborrning

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE16061E (en) * 1925-05-05 thurston
SE426089B (sv) * 1981-04-24 1982-12-06 Fagersta Ab Skarvforband vid bergborrutrustning

Also Published As

Publication number Publication date
SE8600199D0 (sv) 1986-01-17
WO1987004487A1 (en) 1987-07-30
NO873782D0 (no) 1987-09-10
FI873959A (fi) 1987-09-11
JPS63502196A (ja) 1988-08-25
AU6842187A (en) 1987-08-14
EP0255536A1 (en) 1988-02-10
SE8600199L (sv) 1987-07-18
FI873959A0 (fi) 1987-09-11

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