SYSTEM AND METHOD FOR TREATING DISCHARGE GAS FROM CEMENT KILN

• Main Authors: KOGASAKA, YOSHIFUMI, OGIRI, TETSUO
• Format: Patent
• Language: English; French; Japanese
• Published: 03.09.2009
• Subjects: ARTIFICIAL STONE; BLASTING; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; HEATING; KILNS; LIGHTING; LIME, MAGNESIA; MECHANICAL ENGINEERING; METALLURGY; OPEN SINTERING OR LIKE APPARATUS; OVENS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; REFRACTORIES; RETORTS; SEPARATION; SLAG; TRANSPORTING; TREATMENT OF NATURAL STONE; WEAPONS

Mercury is efficiently removed from a cement kiln discharge gas at low cost. An apparatus (1) for treating a discharge gas from a cement kiln is provided which comprises: separators (4) to (6) which separate a combustion discharge gas having a temperature of 250-350°C, excluding 350°C, discharged fr...