Blowing engines; oil and natural gas drilling machines; oil and natural gas drilling rigs; derricks; oil and natural gas drilling bits; parts of machines, namely feeders; machines, namely industrial robots; lifting and hoisting apparatus, namely cranes; oil refining machines; hydraulic and pneumatic controls for machines and engines

Blank magnetic data carriers; calculating machines, data processors; computer peripherals; computer software for visualization of data in connection with exploration and production of oil and natural gas