PENNSALT HF

MATERIAL OF CONSTRUCTION OF THE NATURE OF SELFHARDENING ORGANIC RESIN COMPOSITION, PREFERABLY INCLUDING CARBON FILLER, USED AS A BONDING CEMENT FOR ACID-PROOF BRICK OR TILE, ESPECIALLY CARBON BRICK, AND INGREDIENTS FOR PREPARING SUCH CEMENT, INCLUDING AN ACID-SETTABLE ORGANIC RESINOUS REACTION MIXTURE, AND A SEPERATE COMPOSITION THAT INCLUDES A SETTING AGENT FOR SAID RESINOUS REACTION MIXTURE