with means for applying a continuous liner

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CPC
E21D9/0609

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21DSHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS E21D9/00Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries

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E21D9/0609with means for applying a continuous liner

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Patents Grantslast 30 patents

Information Patent Grant
Method for the construction of long tunnel with a lining
- Patent number 5,324,139
- Issue date Jun 28, 1994
- Ingenieure Mayreder, Kraus & Co. Consult Gesellschaft m.b.H.
- Harald Wagner
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents