Class 001
Chemical Products
Chemical substances in the nature of chemicals for use as retarders, fluidifier or as deflocculants used for above and underground constructions and construction of underground waterproof and low permeability structures; chemical substances for use as stabilizer in cement slurries, in bentonite slurries or mixed-mud-systems; bentonite-based chemical additives and rinsing agents for earth drillings, for diaphragm walling, pipe-jacking, tunneling, drilling, caisson, shaft- and well-sinking and lubrication of sheet piles; soap for industrial purposes; suspension products and chemical products, namely, polymers for filtering gases and liquids used for above and underground constructions and construction of underground waterproof and low permeability structures; cement, lime, mortar, plaster and gravel; clays and clay suspensions for building purposes being used as rinsing agents and auxiliary means for earth drillings, for diaphragm walling, pipe-jacking, tunneling, drilling, caisson, shaft- and well-sinking and lubrication of sheet piles.
