| 摘要 |
PCT No. PCT/JP94/01527 Sec. 371 Date May 11, 1995 Sec. 102(e) Date May 11, 1995 PCT Filed Sep. 16, 1994 PCT Pub. No. WO95/07751 PCT Pub. Date Mar. 23, 1995To achieve a high degree of heat recovery by decomposing surplus ammonia present on the downstream side of a denitrator in an exhaust gas boiler while preventing the deposition of acid ammonia sulfate on low temperature heating tubes, an exhaust gas boiler includes a residual ammonia decomposer which is disposed at a location downstream of the denitrator and between two divided high pressure evaporators.
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