Explosion at a Catalytic Cracking Unit of a Refinery (681)

SUMMARYThe explosion occurred in a catalyst regenerator of the catalytic cracking unit in a fluidized bed during a technical shutdown. A few seconds later, a second explosion is perceived, it is the pressure wave of the first explosion which reached the site recovery boiler 30 m away and connected to the regenerator by pipe. It left 24 people injured; 8 were hospitalized, including 2 suffering from severe burns.