发明名称 |
Process for recovery of pulp mill chemicals |
摘要 |
A process is disclosed in which a waste gas containing sulfur compounds and carbon dioxide from pulp mill is contacted with an aqueous alkali solution derived from green liquor, white liquor or weak white liquor having low pH value and low sodium ion concentration and having been oxidized, whereby the sulfur compounds are absorbed as completely as possible with minimal absorption of carbon dioxide in the waste gas.
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申请公布号 |
US4299652(A) |
申请公布日期 |
1981.11.10 |
申请号 |
US19800127889 |
申请日期 |
1980.03.05 |
申请人 |
EBARA CORPORATION |
发明人 |
MASUNO, KOUJI;NAKAYAMA, JUNJI;MIZOGUCHI, YUKIO;KANEKO, MITSUYOSHI |
分类号 |
D21C11/00;D21C11/06;(IPC1-7):D21C11/04;D21C11/08;D21C11/12 |
主分类号 |
D21C11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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