6
Metal casing centralizers for oil well pipes; wellbore centralizers for pipe strings, namely, split, clamp-on, one-piece and solid cast types, all made of metal; fabricated and cast metal downhole equipment, namely, stop collars and stabbing boards; prefabricated metal platforms; prefabricated work platforms of metal, including work platforms for use in drilling operations; metal drill collars; metal stop collars for pipes
7
Hydraulic power units for supplying hydraulic pressure to downhole equipment; electrically driven and diesel driven hydraulic power units being auxiliary power units for supplying electrical power to heat and power generators; motors and engines for providing hydraulic power; hydraulic machines, apparatus and equipment, namely, hydraulic lifts and hydraulic pumps; pneumatic machines, apparatus and equipment, namely, pneumatic pumps for supplying pneumatic pressure to downhole equipment
37
Maintenance, repair, and installation of drilling equipment, namely, casing and tubing centralizers, stabbing boards, hydraulic cylinders, and stop collars; advisory and consultancy services relating to each of the aforementioned services
40
Custom manufacturing of drilling equipment, namely, casing and tubing centralizers, stabbing boards, hydraulic cylinders, and stop collars; prototype manufacturing of new products for others; advisory and consultancy services relating to all of the aforementioned services; assembly of products for others
42
Design services for others in the field of engineering; scientific and technological services relating to drilling and drilling equipment, namely, scientific research and consulting relating to drilling and drilling equipment; advisory and consultancy services relating to each of the aforementioned services; technical advice and consultancy relating to engineering of drilling equipment, namely, casing and tubing centralizers, stabbing boards, hydraulic cylinders, and stop collars; engineering services relating to drilling and drilling equipment; advisory and consultancy services relating to the aforementioned engineering services; Inspection of drilling equipment for quality control
Die Bezeichnungen wurden automatisch übersetzt. Übersetzung anzeigen