BUBI DOWNHOLE TUBULAR

Common metals and their alloys; metal building materials, namely, metal pipe couplings and joints; transportable buildings of metal, in particular high-tide protection installations in the nature of portable metal freestanding barriers; retractable barrier devices, namely, bollards of metal; goods of common metal, included in this class, namely, piping spools in the nature of pre-fabricated sections of metal piping systems, line pipes for gas and chemical tankers, vessels, namely, water-vessels and storage tanks, and riser pipes and casings; metallic pipes and tubes in particular double-walled pipes for use in the mining of natural resources and geothermal energy; metal fittings, in particular pipe bends, flanges and flanged wheels

Pipes and tubes being parts of machines for use in the mining of natural resources and geothermal energy

Boiler pipes and tubes for heating installations and being parts for water, gas, crude oil and ventilating installations; faucets for pipes; flare stacks for use in oil refineries