2. 2010

Drilling

Drilling an ice core is not an easy task
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The drill in vertical position<br /> <br /> Photo: Kenji Kawamura
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The drill in vertical position

Photo: Kenji Kawamura

  • The drill being lifted to vertical position<br /> <br /> Photo: Wang Shimeng
  • The drill in vertical position<br /> <br /> Photo: Kenji Kawamura
  • Photo: Kenji Kawamura
  • Looking down towards the drill hole<br /> <br /> Photo: Kenji Kawamura
  • The drill hole has a lid so it can be closed, when the drill is not in<br /> <br /> Photo: Kenji Kawamura
  • The drill hole seen from within<br /> <br /> Photo: Sepp Kipfstuhl
  • The drillers observe on a screen how the drilling is proceding<br /> <br /> Photo: Kenji Kawamura
  • The drillers observe how the drilling is proceding<br /> <br /> Photo: Jakob Schwander
  • The drill in horizontal<br /> <br /> Photo: Sepp Kipfstuhl
  • Maintaining the drill<br /> <br /> Photo: Wang Shimeng
  • Assembling the drill between runs<br /> <br /> Photo: Kenji Kawamura
  • Pushing the ice core out of the drill<br /> <br /> Photo: Kenji Kawamura
  • Ice chips are removed between each run<br /> <br /> Photo: Wang Shimeng
  • The drill head, notice the three step cutters<br /> <br /> Photo: Kenji Kawamura
  • The drill head after a run<br /> <br /> Photo: Marie Kjaergaard
  • The ice is carefully pushed out<br /> <br /> Photo: Sepp Kipfstuhl
  • The ice is carefully pushed out<br /> <br /> Photo: Sepp Kipfstuhl
  • This piece is from close to the bottom and contains a high load of small stones<br /> <br /> Photo: Kenji Kawamura
  • Saw blade-close up<br /> <br /> Photo: Sepp Kipfstuhl
  • Due to the heavy load of small rocks, the drillers experienced that the saw blades were bended, when drilling close to the bottom<br /> <br /> Photo: Sepp Kipfstuhl
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