Patent ID: 6932952
Filing Date: 2005-08-23
Classification: B01D,Y02A

Abstract:
1. A wet type exhaust gas desulfurization method comprising: sucking liquid in a liquid reservoir containing a sulphur compound formed from sulphur dioxide contained in exhaust gas so as to form a flow of said liquid; reducing said flow of said liquid in diameter to form a depressurized region in said flow, said reducing including passing said liquid through a reduction section which includes a reduction section plate having a reduction section hole and a peripheral portion surrounding the reduction section hole, the peripheral portion protruding toward the upstream side of said flow; introducing air into a said depressurized region so as to generate a mixture stream of said air and said liquid; and spouting said mixture stream into said liquid reservoir, wherein said reducing includes forming cavities in said flow, said forming cavities includes shearing said flow, and said shearing includes bringing said flow into contact with the peripheral portion.