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earth drilling (10) 10
fixed constructions (10) 10
galleries (10) 10
large underground chambers (10) 10
mining (10) 10
shafts (10) 10
tunnels (10) 10
earth drilling, e.g. deep drilling (1) 1
obtaining oil, gas, water, soluble or meltable materials or aslurry of minerals from wells (1) 1
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07/2012
A shield cap for a shield-type support for underground mining includes a cap plate, with reception devices for the connection of hydraulic cylinder heads to... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
09/2012
FIELD: mining. ^ SUBSTANCE: shield covering includes cover plate 2, receiving devices 4 for connection of heads of hydraulic cylinders with shield covering and... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
07/2012
A shield cap for a shield-type support for underground mining includes a cap plate, with reception devices for the connection of hydraulic cylinder heads to... 
Patent
05/2012
The invention relates to a shield cap for a shield-type support for underground mining, with a cap plate 2, with reception devices 4 for the connection of... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
05/2012
The invention relates to a shield cap for a shield-type support for underground mining, with a cap plate 2, with reception devices 4 for the connection of... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
06/2011
A shield cap for a shield-type support for underground mining includes a cap plate, with reception devices for the connection of hydraulic cylinder heads to... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
04/2011
The invention relates to a shield cap for a shield-type support for underground mining, with a cap plate (2), with reception devices (4) for the connection of... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
12/2009
The invention relates to a shield cap for a shield-type support for underground mining, with a cap plate 2, with reception devices 4 for the connection of... 
GALLERIES | FIXED CONSTRUCTIONS | EARTH DRILLING | LARGE UNDERGROUND CHAMBERS | TUNNELS | MINING | SHAFTS
Patent
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