SE449015B - Avledningsanordning for borrkax - Google Patents

Avledningsanordning for borrkax

Info

Publication number
SE449015B
SE449015B SE8504797A SE8504797A SE449015B SE 449015 B SE449015 B SE 449015B SE 8504797 A SE8504797 A SE 8504797A SE 8504797 A SE8504797 A SE 8504797A SE 449015 B SE449015 B SE 449015B
Authority
SE
Sweden
Prior art keywords
housing
drilling
extension
appts
rod
Prior art date
Application number
SE8504797A
Other languages
English (en)
Other versions
SE8504797D0 (sv
Inventor
C A Noren
Original Assignee
Atlas Copco 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 Atlas Copco Ab filed Critical Atlas Copco Ab
Priority to SE8504797A priority Critical patent/SE449015B/sv
Publication of SE8504797D0 publication Critical patent/SE8504797D0/sv
Publication of SE449015B publication Critical patent/SE449015B/sv

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes

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)
SE8504797A 1985-10-16 1985-10-16 Avledningsanordning for borrkax SE449015B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8504797A SE449015B (sv) 1985-10-16 1985-10-16 Avledningsanordning for borrkax

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504797A SE449015B (sv) 1985-10-16 1985-10-16 Avledningsanordning for borrkax

Publications (2)

Publication Number Publication Date
SE8504797D0 SE8504797D0 (sv) 1985-10-16
SE449015B true SE449015B (sv) 1987-03-30

Family

ID=20361762

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8504797A SE449015B (sv) 1985-10-16 1985-10-16 Avledningsanordning for borrkax

Country Status (1)

Country Link
SE (1) SE449015B (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991004391A1 (en) * 1989-09-22 1991-04-04 Oy Tampella Ab Method and apparatus for drilling
CN104074471A (zh) * 2014-07-16 2014-10-01 徐州工程学院 超大口径钻机旋转接头结构

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991004391A1 (en) * 1989-09-22 1991-04-04 Oy Tampella Ab Method and apparatus for drilling
CN104074471A (zh) * 2014-07-16 2014-10-01 徐州工程学院 超大口径钻机旋转接头结构
CN104074471B (zh) * 2014-07-16 2016-04-06 徐州工程学院 超大口径钻机旋转接头结构

Also Published As

Publication number Publication date
SE8504797D0 (sv) 1985-10-16

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