37 Construction, erection, installation, repair, renovation, servicing, maintenance and dismantling of machines for core logging containers made of metal for use in core drilling and geological, mining and ore exploration, machines for core drilling and geological, mining and ore exploration, pallet power and hydraulic jacks, core logging tables used in systematic recording and measuring of information in the field of core drilling and geological, mining, and ore exploration, drill core 3D, thermal, laser, and image scanners, moveable metal and non-metal core box storage racks, containers, not of metal, for storage of drilled core rocks for use in core drilling and geological, mining and ore exploration