2. 2009

Drilling

Drilling an ice core is an enormous task.
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Drill head with cutters and core catchers.<br /> <br /> Borehovedet med skær og kernefangere.
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Drill head with cutters and core catchers.

Borehovedet med skær og kernefangere.

  • Ice core, drill head and inner core barrel.<br /> <br /> Iskerne, borehoved og det indre kernerør.
  • An ice core sticking out - just surfaced.<br /> <br /> En nyboret iskerne titter ud.
  • The drill tower in its horizontal position.<br /> <br /> Boretårnet i vandret stilling.
  • The drill trench ready for action.<br /> <br /> Borehallen klar til brug.
  • Drill head with cutters and core catchers.<br /> <br /> Borehovedet med skær og kernefangere.
  • Pulling the inner core barrel out.<br /> <br /> Det indre borerør trækkes ud.
  • The drill has just surfaced.<br /> <br /> Boret er netop kommet til overfladen.
  • Making the drill ready for next run.<br /> <br /> Boret gøres klart til at bore igen.<br /> Photo: Sebastian B. Simonsen
  • The anti-torque section prevents rotation.<br /> <br /> Skøjterne forhindrer boret i at rotere.<br /> Photo: Sebastian B. Simonsen
  • Mounting the inner core barrel.<br /> <br /> Det indre kernerør monteres.
  • The length is measured on the logging table.<br /> <br /> Kernes længde måles på logge-bordet.
  • View of the drill trench from the stairs.<br /> <br /> Udsigt fra trappen over borehallen.
  • Pushing an ice core out of the drill.<br /> <br /> En iskerne presses ud af boret.
  • An ice core is carried to the core buffer.<br /> <br /> En iskerne bæres ind på kernelageret<br /> Photo: Sune Olander Rasmussen
  • A brittle ice core with cracks.<br /> <br /> En iskerne fra zonen med skør is.<br /> Photo: Sune Olander Rasmussen
  • The core buffer.<br /> <br /> Iskernelageret.<br /> Photo: Sune Olander Rasmussen
  • The cores relax in the buffer.<br /> <br /> Kernerne får lov at relaxere på lageret.<br /> Photo: Sune Olander Rasmussen
  • The drill is ready to be lowered.<br /> <br /> Boret er klart til at blive sendt ned.
  • The lid to the drill hole is open.<br /> <br /> Låget til borehullet er åbent.<br /> Photo: Sune Olander Rasmussen
  • Drill master Alex.<br /> <br /> Boremester Alex.<br /> Photo: Sune Olander Rasmussen
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