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with means for applying a continuous liner
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Industry
CPC
E21D9/0609
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21D
SHAFTS TUNNELS GALLERIES LARGE UNDERGROUND CHAMBERS
E21D9/00
Tunnels or galleries, with or without linings Methods or apparatus for making thereof Layout of tunnels or galleries
Current Industry
E21D9/0609
with means for applying a continuous liner
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last 30 patents
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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