HARD SURFACE ARTICLES-NAMELY, LINED SLAG LADLES, LINED CRUCIBLES, LINED PIG MOLDS, COATED FAN BLADES FOR SINTERING FURNACES, COATED WASTE HEAT BOILER FANS, COATED HEATING AND VENTILATING FANS, COATED CROWN SHEETS AND TUBING PASSAGES FOR COKE BY-PRODUCT PLANTS, COATED FLUID FURNACE LANCES, COATED OXYGEN HOODS, AND COATED HOODS FOR FURNACES

CONSTRUCTION SERVICES AND REPAIR SERVICES-NAMELY, SPRAYING A MELTED MIXTURE OF METALLIC AND CERAMIC COMPONENTS AT HIGH TEMPERATURES TO WELD THE SAME TO THE SURFACES OF THE PARTS BEING CONSTRUCTED OR REPAIRED

HARD SURFACE ARTICLES-NAMELY, SLEEVES-TAIL SHAFT SLEEVES, STERN TUBE SLEEVES, SPACER SLEEVES, ASH PUMP SLEEVES, CLINKER GRINDER SLEEVES, PACKER SLEEVES, GLAND SLEEVES, AND SLEEVE BEARINGS; SHAFTS-TAIL SHAFTS, STERN TUBE SHAFTS, PUMP SHAFTS, RECIPROCATING PUMP SHAFTS, ROTARY PUMP SHAFTS, FAN SHAFTS; BLAST FURNACE BELL RODS, SUCKER ROD COUPLINGS; PUMP PARTS-PUMP CASINGS, PUMP HOUSINGS, PUMP LINERS, PUMP LINER SHIELDS, PUMP ROTORS, PUMP PISTONS, PUMP PLUNGERS, PUMP VALVES; RUBBING PLATES, INTERN...