Title:
REMOVING METHOD FOR SULFUR OXIDES CONTAINED IN EXHAUST GAS
Document Type and Number:
Japanese Patent JPS5365269
Kind Code:
A
Abstract:
PURPOSE: To desulfurize exhaust gas at high efficiency under the control of scale formation by absorption of SOx with an absorption solution containing sulfamic acid (calcium) and Ca(OH)2 or CaCO3 with specific pH value, and by subjecting directly the absorption solution having absorbed SOx to air-oxidation without control of pH.
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Inventors:
TSUDA TEIZOU
KOUDA MASAYOSHI
HASHIMOTO KATSUO
KOUDA MASAYOSHI
HASHIMOTO KATSUO
Application Number:
JP14159076A
Publication Date:
June 10, 1978
Filing Date:
November 25, 1976
Export Citation:
Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND
International Classes:
B01D53/50; B01D53/14; B01D53/34; B01D53/77; C01F11/46; (IPC1-7): B01D53/14; B01D53/16; B01D53/34; C01F11/46