Machine tools and tools (part of machines) for oil and gas wells and for geothermal wells, including inflatable, pneumatic and hydraulic well packers, expansion sleeves, barriers and valves; machine tools and tools (part of machines) for use in sectioning of pipes, pipelines and pipe systems in connection with oil and gas drilling and in gas and oil wells and geothermal wells; machine tools and tools (part of machines) for control of fluid flow for use in connection with oil and gas drilling and oil and gas wells on land and at sea; hydraulic and electrical transportation systems for use in connection with oil and gas drilling and oil and gas wells on land and at sea; parts, fittings and accessories for the aforementioned goods, not included in other classes; hydraulic and electrical conveyor mechanisms (not manually operated) in the form of apparatus and instruments for use in fastening and loosening mechanical devices in oil and gas wells and geothermal wells; hydraulic and electrical conveyor mechanisms (not manually operated) in the form of apparatus and instruments for use in collecting and removing material in oil and gas wells and geothermal wells.;