TREA

Lining shafts Linings therefor

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Industry

  • CPC
  • E21D5/00
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS

Current Industry

E21D5/00Lining shafts Linings therefor

Sub Industries

E21D5/01using prefabricated lining lowered into a hole filled with liquid or viscous mass E21D5/012Use of fluid-tight or anti-friction material on outside of, or between, lining layers E21D5/016Bearer curbs E21D5/02with wood E21D5/04with brick, concrete, stone, or similar building materials E21D5/06with iron or steel E21D5/08in the form of profiled parts E21D5/10in the form of tubbing or of rings composed of profile elements E21D5/11with combinations of different materials E21D5/12Accessories for making shaft linings
Industries