Cl. 6: Metal tubing, in particular of steel penstock pipes of steel for the transportation of petroleum and/or natural gas junctions of metal, in particular of steel, for pipes, in particular for oil pipelines and gas pipelines gastight thread couplings of metal, in particular of steel, in particular 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 of metal coiled tubing of metal for oil fields and gas fields · Cl. 37: Installation of threaded pipes and/or gastight thread couplings of metal repair and maintenance of threaded pipes and/or gastight thread couplings of metal
voestalpine Tubulars GmbH & Co KG
Especificação: Cl. 6: Metal tubing, in particular of steel penstock pipes of steel for the transportation of petroleum and/or natural gas junctions of metal, in particular of steel, for pipes, in particular for oil pipelines and gas pipelines gastight thread couplings of metal, in particular of steel, in particular 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 of metal coiled tubing of metal for oil fields and gas fields · Cl. 37: Installation of threaded pipes and/or gastight thread couplings of metal repair and maintenance of threaded pipes and/or gastight thread couplings of metal
