Filter for the extraction of cancerogens from gas currents. (Machine-translation by Google Translate, not legally binding)

摘要

Filter for the extraction of carcinogens from gas streams, comprising a carrier having distributed therein a compound selected from the group consisting of (1) a salt of a tetravalent metal, and an aliphatic acid substituted with hydroxy, (2) a hydrate of said tetravalent metal, and (3) a carbonated hydrate of said tetravalent metal, said compound being used in an amount sufficient to be combined with the carcinogenic hydrocarbons in the gas stream. (Machine-translation by Google Translate, not legally binding)