U.S. federal trademark · Serial No. 74129074 · Reg. No. 1687887
ceramic acid brick used for lining acid tanks, blow pits, digesters, accumulators, cooling and absorption towers, reactors, seal tanks, washer feed tanks, washer vats, sulphur feed tanks and chemical process vessels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.