Classification opinions
… briquettes , consisting of compacted metal powder and surfactant in the form of grey cylinders, tablets, pillow … the form of an oil hydrocarbon, and up to 1 % of a fluxing agent, e.g., aluminium inorganic salts. The briquettes are … particularly those in which manganese is the chief alloying element. During production of the alloys, the briquettes are …