• Measureing of the shaft by 3D laser scan
  • Model of the shaft is made of styrofoam
  • Polyurea flexliner is formed according to the scan
  • Existing clot is removed
  • Flexliner is introduced - the styrofoam model serves as support
  • Cavity is shed with chemically resistant cement mortar
  • Coating of the shaft walls by means of a horizontal slinging process.

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