73517491
Jan 14, 1985
Mar 4, 1986
INDUSTRIAL PROCESS AIR HEATERS (HOT-AIR GENERATORS), HIGH INTENSITY INDUSTRIAL COMBUSTION SYSTEMS AND EQUIPMENT, NAMELY, ROTARY KILN BURNERS, TURBULENT FLAME KILN BURNERS, TURBULENT DIFFUSION FLAME BURNERS, TOROIDAL VORTEX BURNERS, VALVE TRAINS AND FLAME SAFEGUARDS; FUEL OIL AND GAS HANDLING SYSTEMS, COMPRISING PUMP SETS, PUMPS AND HEATER SETS, ALL FOR HIGH INTENSITY INDUSTRIAL COMBUSTION SYSTEMS
Environmental Control ApparatusINSTALLATION AND SERVICING OF INDUSTRIAL PROCESS AIR HEATERS (HOT-AIR GENERATORS), HIGH INTENSITY INDUSTRIAL COMBUSTION SYSTEMS, FUEL OIL AND GAS HANDLING SYSTEMS FOR HIGH INTENSITY COMBUSTION SYSTEMS AND EQUIPMENT
Building Construction and Repair