73051599
May 7, 1975
May 4, 1976
SOLID FUELS-NAMELY, COAL, COAL BRIQUETTES, FURNACE COKE, FOUNDRY COKE AND ADSORBTION COKE COAL IGNITORS, GASEOUS FUEL-NAMELY, COKE GAS, NATURAL GAS, COAL DERIVATIVES, METHANE, ACETYLENE, ETHANE, BENZOL, NAPHTHALINE, AND TAR
Lubricants and FuelsGRAPHITE BRICK, CARBON BLACK FOR COMMERCIAL USES, ASPHALT, PITCH, BOILER ASH, FLY ASH, FILTER ASH, FOR CONSTRUCTION PURPOSES AND AS FILLER IN THE CONSTRUCTION INDUSTRY; COAL DUST FOR COMMERCIAL PURPOSES, GRAVEL, AND SAND CLAY
Nonmetallic Building Materials