DRYTEC

Pipes of metal, in particular steel pipes; metal tubing, in particular of steel; penstock pipes of steel for the transportation of petroleum and/or natural gas; junctions of metal for pipes, in particular of steel, in particular for oil pipelines and gas pipelines; thread couplings of metal, in particular of steel for gastight connection of pipes, in particular of pipes for oil pipelines or gas pipelines; pipe muffs of metal, in particular of steel; threaded pipes of metal, in particular of steel; manifolds of metal for pipelines; pipe strings of metal for the extraction of petroleum and natural gas; oilfield pipes and drill pipes of metal for the exploration and/or development of gas and oil deposits

Pipeline construction and maintenance; installation of threaded pipes and/or thread couplings of metal for gastight connection of pipes; repair of threaded pipes and/or thread couplings of metal for gastight connection of pipes