Metal casings used to stabilize the wellbore in oil and gas wells; Flanges of metal; Hose hangers of metal; Industrial metal hoses; Metal hose clips for restraining hoses used in oil and gas production; Metal hose clips for restraining hoses used in fracking; Metal hose fittings; Metal fuel oil hoses; Fuel oil hoses of metal; Metal couplings for use with oil and gas production hoses; Metal couplings for use with fracking hoses
Metal GoodsInstallation of METAL HOSE RESTRAINTS USED IN OIL AND GAS PRODUCTION; Installation and maintenance of METAL HOSE RESTRAINTS USED IN OIL AND GAS PRODUCTION; Installation, maintenance and repair of industrial machinery; Installation of oil well casings, tubing and drill pipes; Oil well casing, tubing, and drill pipe installation
Building Construction and Repair