UCAR SANDJET

Class [37]
Construction and Repair Services

Cleaning, repair and maintenance of buildings, chimneys, funnels, pipelines and pipe systems, refineries, blast furnaces, ovens, heaters, furnaces and furnace tubes, hydrotreaters, reboilers, reformers, heat exchangers, air fin banks, turbines, and of heating, ventilating, cooling, refrigerating, and sanitary apparatus and instruments; all included in Class 37.