Packer structure
Pistol for injecting a sealing product formed by mixing at...
Placement of a substantially non-flowable cementitious material
Plug connection for planar barrier webs
Polymer enhanced foam for blocking fluid flow in soil
Portable form for lining irrigation ditches
Post tensionable grouted anchor assembly
Pre-cast concrete panel wall
Prefabricated members of sectional monolithic wall in ground, de
Preparation of grout for stabilization of abandoned in-situ oil
Process and a device for exactly holding the vertical excavating
Process and a device for making anchorages in soils and rocks
Process and apparatus for reinforcing a predeterminable area in
Process and apparatus of constructing a water tight underground
Process and device for securing a fastening member in a borehole
Process for compaction-reinforcement-grouting or for decompactio
Process for consolidating and sealing off geological and artific
Process for consolidating and sealing off geological and artific
Process for consolidating geological formations
Process for consolidating geological formations