SE8702686D0 - Rorkorningsanordning - Google Patents

Rorkorningsanordning

Info

Publication number
SE8702686D0
SE8702686D0 SE8702686A SE8702686A SE8702686D0 SE 8702686 D0 SE8702686 D0 SE 8702686D0 SE 8702686 A SE8702686 A SE 8702686A SE 8702686 A SE8702686 A SE 8702686A SE 8702686 D0 SE8702686 D0 SE 8702686D0
Authority
SE
Sweden
Prior art keywords
bulges
plane
symmetry
borehole
rollers
Prior art date
Application number
SE8702686A
Other languages
English (en)
Other versions
SE462342B (sv
SE8702686L (sv
Inventor
A Lindmark
Original Assignee
Svensk Geo Metodik Utvecklings
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 Svensk Geo Metodik Utvecklings filed Critical Svensk Geo Metodik Utvecklings
Priority to SE8702686A priority Critical patent/SE462342B/sv
Publication of SE8702686D0 publication Critical patent/SE8702686D0/sv
Publication of SE8702686L publication Critical patent/SE8702686L/sv
Publication of SE462342B publication Critical patent/SE462342B/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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the 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)
  • Geophysics And Detection Of Objects (AREA)
  • Earth Drilling (AREA)
SE8702686A 1987-06-30 1987-06-30 Anordning foer utdragning eller inskjutning av borroer vid markborrning. SE462342B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8702686A SE462342B (sv) 1987-06-30 1987-06-30 Anordning foer utdragning eller inskjutning av borroer vid markborrning.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8702686A SE462342B (sv) 1987-06-30 1987-06-30 Anordning foer utdragning eller inskjutning av borroer vid markborrning.

Publications (3)

Publication Number Publication Date
SE8702686D0 true SE8702686D0 (sv) 1987-06-30
SE8702686L SE8702686L (sv) 1988-12-31
SE462342B SE462342B (sv) 1990-06-11

Family

ID=20369010

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8702686A SE462342B (sv) 1987-06-30 1987-06-30 Anordning foer utdragning eller inskjutning av borroer vid markborrning.

Country Status (1)

Country Link
SE (1) SE462342B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO310691B1 (no) * 1999-11-05 2001-08-13 Jm Consult As Mateinnretning for mating av en rör-/stangstreng
US11136837B2 (en) 2017-01-18 2021-10-05 Minex Crc Ltd Mobile coiled tubing drilling apparatus

Also Published As

Publication number Publication date
SE462342B (sv) 1990-06-11
SE8702686L (sv) 1988-12-31

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