Ram device, especially for driving piles, has ram block which is relatively low and wide
NL1021975C2
Method for supporting an object, in particular an existing object.
NL1011835C2
Pile driving method, especially for use in Amsterdam region, uses pile shaft with specific external diameter and strength sunk to minimum depth in bottom sand layer
NL1005945C2
Foundation column intended for pressing into ground
NL1004969C2
Hoist system with indirect drive for cyclic lifting
NL9301960A
Device for mechanically expanding a pipe or pipe part.
