Process for treating exhaust gases from internal-combustion engines operating on a lead-containing fuel

摘要

1. Process for the treatment of the exhaust gas from internal combustion engines operating on a fuel containing lead, by means of a catalyst including an active phase deposited on a support, characterised in that use is made of a catalyst the support of which consists of a refractory oxide in which silica is incorporated and in which the active phase consists of platinum and/or iridium.