Prestressed concrete poles, piles and the like

Probe for circulating heated water

Procedure and equipment for lifting stabilizing piles in the...

Procedure and means for creating a vertical drain

Procedure for constructing of elements a wall or an earth...

Procedure for draining off shallow gas from the seabed and...

Procedure for making a liquid-tight wall in the ground and...

Procedure for optimation of the vibration amplitude in...

Process and apparatus for preventing corrosion of a...

Process and apparatus for stabilizing foundations

Process and apparatus for the protection of non-stable or...

Process and device for building a tunnel immersed on a...

Process and device for on site treatment of sludges and silts

Process and device for reinforcing soils with fibrous additives

Process and device for the production of a marine...

Process and installation for freezing soils by means of a...

Process and structure for storing and isolating hazardous waste

Process and system for increasing load-bearing capacity of soil

Process for anchoring a prefabricated pile in the ground and...

Process for guiding the excavation tool used for the...