Procedure for the obtaining of poor white ash in carbon, of rice hammers, for the manufacture of construction materials. (Machine-translation by Google Translate, not legally binding)
DE2416291A1
PROCESS FOR MANUFACTURING LOW CARBON, WHITE RIPPING ASH FOR BUILDING PURPOSES
DE2331663A1
PROCESS FOR PRODUCING CHEMICALLY BONDED FIRE-RESISTANT MOLDED BODIES
DE1646951A1
Process for the production of refractory masses and stones chemically bonded with phosphoric acid
DE1646947A1
Process for the production of cold-bonded refractory masses and stones
